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87 Cards in this Set
- Front
- Back
Abductor Digiti Minimi of the foot
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O: Medial/lateral process of posterior calcaneal tuberosity I: Lateral side of base of proximal phalanx of 5th toe and 5th metatarsal Action: Flexis/abducts 5th toe, supports lateral longitudinal arch INN: Lateral plantar (S2,3) |
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Adductor Brevis
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O: Anterior surface of inferior pubic ramus, inferior to origin of adductor longus I: Pectineal line and superior part of the medial lip of linea aspera Action: Adducts and flexes the thigh and helps to laterally rotate the thigh INN: Anterior or posterior division of obturator nerve (L4, L2, L3) Arterial Supply: obturator artery and medial circumflex femoral artery |
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Adductor Longus
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O: Anterior surface of body of pubis, lateral to the pubic symphysis I: Mid third of linea aspera, between the more medial adductor magnus and brevis insertions and the more lateral origin of the vastus medialis Action: Adducts and flexes the thigh, laterally rotate hip joint Inn: Anterior division of obturator nerve (L2, L3, L4) AS: Obturator artery and medial circumflex femoral artery |
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Adductor Magnus
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O: Inferior pubis ramus, ischial ramus, and inferolateral area of ischial tuberosity I: Gluteal tuberosity of femur, medial lip of linea aspera, medial supracondylar ridge and adductor tubercle Action: Thigh adductor, thigh flexor (horizontal fibers)/extensor (vertical fibers) INN: Post division of obturator nerve, vertical hamstring portion innervated by tibial nerve (L2, L3, L4) AS: Medial circumflex femoral artery, inferior gluteal artery, 1st-4th perforating arteries, obturator artery, and some superior muscular branches of poplitieal artery |
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Biceps Femoris - Long Head
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I: Fibular head, also on lateral collateral ligament and lateral tibial condyle Action: Flexes knee, rotates tibia laterally, long head extends hip joint INN: Tibial nerve (L5, S1, S2) AS: Perforating Brances of profunda femoris artery, inferior gluteal artery, superior muscular branches of popliteal artery |
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Biceps Femoris - Short Head
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I: Fibular head, lateral collateral lig and lateral tibial condyle Action: Flexes knee, rotates tibia laterally INN: Common peorneal nerve (L5, S1, S2) AS: Perforating branches of profunda femoris, inferior gluteal, superior muscular branches of popliteal artery |
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Extensor Digitorum Longus
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I: Splits into 4 tendon slips after inferior extensor retinaculum, each of which insert on dorsum of middle and distal phalanges as part of extensor expansion complex Action: Extend toes 2-5 and dorsiflexes ankle INN: Deep peroneal nerve (L4, L5, S1) AS: Anterior tibial artery |
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Extensor Hallucis Longus
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O: Anterior surface of fibula and adjacent interosseous membrane I: Base and dorsal center of distal phalanx of great toe Action: Extends big toe and dorsiflexes ankle INN: Deep peroneal nerve (L4, L5, S1) AS: Anterior tibial artery |
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Flexor Digitorum Longus
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O: Post surface of tibia distal to popliteal line I: Splits into 4 after passing through medial intermuscular septum of plantar surface of foot. These slips insert on plantar surface of bases of 2nd -5th distal phalanges Action: Flexes toes 2-5, helps in plantar flexion of ankle INN: Tibial Nerve (S2, S3) AS: Muscular branch of posterior tibial artery |
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Flexor Hallucis Longus
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I: Plantar surface of base of distal phalanx of great toe Action: Flexes great toe, helps supinate ankle, weak plantar flexor of ankle INN: Tibial nerve (S2, S3) AS: Muscular branch of peroneal and post tibial artery |
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Gastrocnemius
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I: 2 heads unite into broad aponeurosis which unites w/ deep tendon of soleus to form Achilles, inserting on middle 1/3 of calcaneal surface Action: powerful plantar flexor of ankle INN: Tibial nerve (S1, S2) |
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Gluteus Maximus
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I: Fascia lata at iliotibial band, also into gluteal tuberosity on posterior femoral surface Action: Major extensor of hip joint, assists in laterally rotating thigh, upper and mid third section of muscles are abductors INN: Inferior Gluteal Nerve (L5, S1, S2) AS: Inf and Sup gluteal arteries and the 1st perforating branch of the profunda femoris artery |
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Gluteus Medius
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I: Lat and sup surfaces of greater trochanter Action: Major abductor of thigh, anterior fibers rotate hip medially, post fibers rotate hip laterally INN: Superior gluteal nerve (L4, L5, S1) AS: Superior gluteal artery |
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Gluteus Minimus
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I: Ant surface of greater trochanter Action: Abducts and medially rotates the hip joint INN: Superior gluteal nerve (L4, L5, S1) AS: Superior gluteal artery |
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Gracilis
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I: Medial surface of tibial shaft, just posterior to Sartorius Action: Flexes knee, adducts thigh, medially rotates tibia on femur INN: Anterior division of obturator nerve (L2, L3) AS: Obturator artery, medial circumflex femoral artery, muscular branches of profunda femoris artery |
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Iliacus
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I: Lesser trochanter Action: Flex torso and thigh w/ respect to each other INN: Muscular branch of femoral nerve (L1, L2, L3) AS: Lumbar branch of iliopsoas branch of internal iliac artery |
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Inferior Gemellus
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I: Medial surface of greater trochanter of femur Action: Rotates thigh laterally, helps abduct flexed thigh INN: Nerve to oberator internum and inferior gemellus -- a branch of sacral plexus (L5, S1) AS: Inferior gluteal artery |
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Obturator Externus
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I: Posteromedial surface of greater trochanter of femus Action: Rotates thigh laterally, also helps adduct thigh INN: Post division of obturator nerve (majority), vertical/hamstring portion innervated by tibial nerve (L3, L4) AS: Obturator and medial circumflex femoral arteries |
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Obturator Internus
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I: Medial surface of greater trochanter of femur Action: Rotates thigh laterally, helps abduct thigh when its flexed INN: nerve to obturator internus and superior gemellus -- branch of sacral plexus (L5, S1) AS: internal pudendal and sup and inf gluteal arteries |
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Pectineus
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I: Pectineal line of femur Action: Adducts thigh, flexes hip INN: Femoral nerve (L2, L3, L4), may receive inn by obturator nerve too AS: medial circumflex femoral branch of femoral artery |
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Peroneus Brevis
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I: Lat surface of styloid process of 5th metatarsal base Action: Everts foot and plantar flexes ankle INN: Superficial peroneal nerve (L5, S1, S2) AS: Muscular branches of peroneal artery |
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Peroneus Longus
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I: Plantar posterolateral aspect of medial cuniform and lat side of 1st metatarsal base Action: Everts foot and plantar flexes ankle, helps support tranverse arch of foot INN: Superficial peroneal nerve (L5, S1, S2), addionally may receive inn from common or deep peroneal nerves AS: Anterior tibial and peroneal arteries |
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Peroneus Tertius
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I: Dorsal surface of base of 5th metatarsal Action: Works w/ extensor digitorum longus to dorsiflex, everts and abducts the foot INN: Deep peroneal nerve (L5, S1) AS: Anterior tibial artery |
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Piriformis
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I: Sup border of greater trochanter Action: Lateral rotator of hip joint, also helps abduct hip if flexed INN: Piriformis nerve (L5, S1, S2) AS: Sup and inf gluteal and internal pudendal arteries |
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Plantaris
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I: Middle 1/3 of posterior calcaneal surface, just medial to Achilles tendon Action: Plantar flexor of ankle, also flexes knee INN: Tibial nerve (L5, S1, S2) AS: sural arteries |
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Popliteus
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I: Post surface of tibia in fan-like fashion, just superior to popliteal line Action: Rotates knee medially, flexes leg on thigh INN: Tibial nerve (L4, L5, S1) AS: Medial inferior genicular branch of popliteal artery and muscular branch of posterior tibial artery |
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Psoas
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I: Lesser Trochanter Action: Flex torso and thigh w/ respect to each other INN: Direct fibers of L1-L3 of lumbar plexus (L1, L2, L3) AS: Lumbar branch of iliopsoas branch of internal iliac artery |
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Quadratus Femoris
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I: Quadrate tubercle and adj bone on intertrochanteric crest of proximal posterior femur Action: Rotates hip laterally, helps adduct hip INN: Quadratus femoris branch of nerve to quadratus femoris and inferior gemellus (L5, S1) AS: Medial circumflex femoral artery, inferior gluteal artery, 1st-4th perforating arteries, obturator artery and some superior muscular branches of popliteal artery |
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Rectus Femoris
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I: Base of patella to from more central portion of quadriceps femoris tendon Action: extends knee INN: Muscular branches of femoral nerve (L2, L3, L4) AS: lateral circumflex femoral artery |
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Sartorius
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I: Sup aspect of medial surface of tibial shaft near tibial tuberosity Action: Flexes and laterally rotates hip joint, flexes knee INN: Femoral nerve (L2, L3, L4) AS: muscular branches of femoral artery |
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Semimembranosus
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I: Post surface of medial tibial condyle Action: Extends thigh, flexes knee, rotates tibia medially especially when knee if flexed INN: Tibial nerve (L5, S1, S2) AS: Perforating branches of profunda femoris artery, inferior gluteal artery and the superior muscular branches of popliteal artery |
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Semitendinosus
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I: Superior aspect of medial portion of tibial shaft Action: Extends thigh and flexes knee, rotates tibia medially (more so when knee is flexed) INN: Tibial nerve (L5, S1, S2) AS: Perforating branches of profunda femoris artery, inferior gluteal artery, and superior muscular branches of popliteal artery |
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Soleus
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I: Unites w/ gastrocnemius aponeruosis to form Achilles tendon, inserting on middle 1/3 of posterior calcaneal surface Action: Powerful plantar flexor of ankle INN: Tibial nerve (S1, S2) AS: Posterior tibial, peroneal, and sural arteries |
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Superior Gemellus
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I: Medial surface of greater trochanter of femur Action: Rotates thigh laterally, helps abduct flexed thigh INN: Nerve to obturator internus and superior gemellus -- a branch of the sacral plexus (L5, S1) AS: Inferior gluteal artery |
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Tensor Fascia Lata
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I: Iliotibial band Action: Stabilize and steady hip and knee joints by putting tension of iliotibial band of fascia INN: Superior gluteal nerve (L4, L5, S1) AS: superior gluteal and lateral circumflex femoral artery |
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Tibialis Anterior
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I: Medial and plantar surfaces of 1st cuneiform and on base of first metatarsal Action: Dorsifelxor of ankle and invertor of foot INN: Deep peroneal nerve (L4, L5, S1) AS: Anterior tibial artery |
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Tibialis Posterior
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I: Splits into 2 slips after passing inferior to plantar calcaneonavicular ligament. Superficial slip inserts on tuberosity of navicular bone, deeper slop divides again and inserts on plantar surfaces of metatarsals 2-4 and 2nd cuneiform Action: Principal invertor of foot, adducts foot, plantar flexes ankle, helps supinate foot INN: Tibial nerve (L4, L5) AS: Muscular branches of sural, peroneal, and posterior tibial arteries |
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Vastus Intermedius
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I: Lat border of patella, also forms deep portion of quadriceps tendon Action: Extends knee INN: Muscular branches of femoral nerve (L2, L3, L4) AS: Lateral circumflex femoral artery |
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Vastus Lateralis
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I: Lat base and border of patelly, forms lateral patellar retinaculum and lat side of quadriceps femoris tendon Action: Extends knee INN: Muscular branches of femoral nerve (L2, L3, L4) AS: lateral circumflex femoral artery |
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Vastus Medialis
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I: Medial base and border of patella, also forms medial patellar retinaculum and medial side of quadriceps femoris tendon Action: Extend knee INN: Muscular branches of femoral nerve (L2, L3, L4) AS: femoral artery, profunda femoris artery and superior medial genicular branch of popliteal artery |
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Abductor Digiti Minimi of the Hand
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I: Medial sd of base of proximal phalanx of little finger Action: Abducts little finger INN: Deep branch of ulnar nerve (C8, T1) AS: Ulnar artery |
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Abductor Pollicis Brevis
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I: Lat sd of base of proximal phalanx of thumb Action: Abducts thumb and helps oppose it INN: Recurrent branch of median nerve (C8, T1) AS: Superficial palmar branch of radial artery |
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Abductor Pollicis Longus
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I: Base of 1st metacarpal Action: Abducts thumb and extends it @ carpometacarpal joint INN: Posterior interosseous nerve (continuation of deep branch of radial nerve (C7, C8) AS: Posterior interosseous artery |
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Adductor Pollicis
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I: Medial side of base of proximal phalanx of thumb Action: Draws 1st metacarpal literally to oppose thumb toward center of palm and rotates it medially INN: Deep branch of ulnar nerve (C8, T1) AS: deep palmar arterial arch |
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Anconeus
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I: Lat surface of olecranon and sup part of post surface of ulna Action: Assists triceps in extending forearm, stabilizes elbow joint, abducts ulna during pronation INN: Radial Nerve (C7, C8, T1) AS: middle collateral branch of deep brachial artery; recurrent interosseous artery |
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Biceps Brachii
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I: tuberosity of radius and fascia of forearm via bicipital aponeurosis Action: Supinates forearm and when it is supine, flexes forearm INN: Musculocutaneous nerve (C5, C6) AS: muscular branches of brachial artery |
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Brachialis
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I: Coroniod process and tuberosity of ulna Action: Major flexor of forearm - flexes forearm in all positions INN: Musculocutaneous nerve (C5, C6) AS: muscular branches of brachial artery, recurrent radial artery |
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Brachioradialis
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I: Lat surface of distal end of radius Action: Flexes forearm INN: Radial nerve (C5, C6, C7) AS: Radial recurrent artery |
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Coracobrachialis
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I: Middle 1/3 of medial surface of humerus Action: Helps to flex and adduct arm INN: Musculocutaneous nerve (C5, C6, C7) AS: muscular branches of brachial artery |
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Deltoid
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I: Deltoid tuberoisity of humerus Action: Ant part - flexes and medially rotates arm, Middle part - abducts arm, Post part - extends and laterally rotates arm INN: Axillary nerve (C5, C6) AS: deltoid branch of thoracoacromial artery |
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Extensor Carpi Radialis Brevis
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I: Base of 3rd metacarpal Action: Extend and abduct hand at wrist joint INN: Deep branch of radial nerve (C7, C8) AS: Radial artery |
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Extensor Carpi Radialis Longus
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I: Base of 2nd metacarpat Action: Extend and abduct hand @ wrist joint INN: Radial nerve (C6, C7) AS: radial artery |
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Extensor Carpi Ulnaris
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I: base of 5th metacarpal Action: Extends and adducts hand @ wrist joint INN: Post interosseous nerve - the continuation of the deep branch of the radial nerve (C7, C8) AS: ulnar artery |
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Extensor Digiti Minimi of the hand
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I: Extensor of expansion of 5th digit Action: Extends 5th digit @ metacarpophalangeal and interphalangeal joints INN: Post interossous nerve - the continuation of the deep branch of the radial nerve (C7, C8) AS: interosseous recurrent artery |
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Extensor Digitorum
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I: Extensor expansions of medial 4 digits Action: Extend medial 4 digits @ metacarpophalangeal joints, extends hand @ wrist joint INN: Post interosseous nerve - the continuation of the deep branch of the radial nerve (C7, C8) AS: interosseous recurrent and posterior interooseous arteries |
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Extensor Indicis
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I: Extensor expansion of 2nd digit Action: Extends 2nd digit and helps to extend hand INN: Post interosseous nerve - continuation of deep branch of radial nerve (C7, C8) AS: posterior interosseous artery |
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Extensor Pollicis Brevis
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I: Base of proximal phalanx of thumb Action: Extends proximal phalanx of thumb at carpometacarpal joint INN: Post interosseous nerve - continuation of the deep branch of the radial nerve (C7, C8) AS: Posterior interosseous artery |
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Extensor Pollicis Longus
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Action: Extends distal phalanx of thumb @ carpometacarpal and interphalangeal joints INN: Post interosseous nerve - continuation of the deep branch of radial nerve (C7, C8) AS: Posterior interosseous artery |
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Flexor Carpi Radialis
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I: Base of 2nd metacarpal Action: Flexes and abducts hand @ wrist INN: Median nerve (C6, C7) AS: Ulnar artery |
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Flexor Carpi Ulnaris
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I: Pisiform bone, hook of hamate bone, and 5th metacarpal bone Action: Flexes and adducts hand at wrist INN: Ulnar nerve (C7, C8) AS: ulnar artery |
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Flexor Digitorum Profundus
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I: Base of distal phalanx of digits 2-5 Action: Flexes distal phalanges @ distal interphalangeal joints of medial 4 digits; assists w/ flexion of hand INN: Medial part - ulnar nerve, Lateral part - anterior interosseous branch of median nerve (C8, T1) AS: ulnar and anterior interosseous arteries |
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Flexor Digiti Minimi Brivis
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I: Medial sd of base of proximal phalanx of little finger Action: Flexes proximal phalanx of little finger INN: Deep branch of ulnar nerve (C8, T1) AS: ulnar artery |
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Flexor Digitorum Superficialis
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I: bodies of middle phalanges of digits 2-5 Action: Flexes middle phalanges @ proximal interphalangeal joints of medial 4 digits, flexes proximal phalanges @ metacarpophalnageal joints and hand INN: Median nerve (C7, C8, T1) AS: ulnar artery |
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Flexor Pollicis Brevis
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I: Lat sd of base of prox phalanx of thum Action: Flexes thumb INN: Recurrent branch of median nerve (C8, T1) AS: superficial palmar branch of the radial artery |
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Flexor Pollicis Longus
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I: Base of distal phalanx of thub Action: Flexes phalanges of 1st digit INN: Anterior interosseous nerve from median nerve (C8, T1) AS: anterior interosseous artery |
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Infraspinatus
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O: Infraspinous fossa of scapula I: Middle facet on greater tuberosity of humerous Action: Laterally rotate arm, helps to hold humeral head in glenoid cavity of scapula INN: Suprascapular nerve (C5, C6) AS: suprascapular and circumflex scapular arteris |
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Interosseous Muscles, Dorsal
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I: Dorsal 1-4 -- Extensor expansions and bases of proximal phalanges of digits 2-4 Action: Dorsal 1-4 -- Abduct digits from axial line and act w/ lumbricals to flex metacarpophalangeal joints and extend interphalangeal joints INN: Deep branch of ulnar nerve (C8, T1) AS: Dorsal 1-4: Dorsal and palmar metacarpal arteries
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Interosseous Muscle, Palmar
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I: Palmar 1-3 -- extensor expansions of digits and bases of proximal phalanges of digits 2, 4 and 5 Action: Palmar 1-3 -- adduct digits toward axial line and assist lumbricals in flexing metacarpophalangeal joints and extending interphalangeal joints INN: Deep branch of ulnar nerve (C8, T1) AS: Palmar 1-3, Palmar metacarpal arteries |
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Latissimus Dorsi
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I: Floor of intertubercular groove of humerous Action: Extends, adducts, and medially rotates humerus, raises body toward arms during climbing INN: Thoracodorsal nerve (C6, C7, C8) AS: Thoracodorsal artery |
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Levator Scapulae
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I: Superior part of medial border of scapula Action: Elevates scapula and tilts its glenoid cavity inferiorly by rotating scapula INN: Dorsal scapular (C5) and Cervical (C3, C4) nerves AS: Dorsal scapular artery |
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Opponens Digiti Minimi
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I: medial border of 5th metacarpal Action: Draws 5th metacarpal anteriorly and rotates it, bringing little finger into opposition with thumb INN: Deep branch of ulnar nerve AS: ulnar artery |
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Opponens Pollicis
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I: Lateral sd of 1st metacarpal Action: Draws 1st metacarpal laterally to oppose thumb toward center of palm and rotates it medially INN: Recurrent branch of median nerve (C8, T1) AS: Superficial palmar branch of radial artery |
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Palmaris Longus
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I: Distal half of flexor retinaculum and palmar aponeuroiss Action: Flexes hand at wrist and tightens palmar aponeurosis INN: Median nerve (C7, C8) AS: ulnar artery |
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Pectoralis Major
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I: Lateral lip of intertubercular groove of humerous Action: Adducts and medially rotates humerus, draws scapula anteriorly and inferiorly; acting alone: clavicular head flexes humerous and sternocostal head extends it INN: Lateral and medial pectoral nerves: clavicular head (C5, C6), sternocostal head (C7, C8, T1) AS: Pectoral branch of the thoracoacromial trunk |
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Pectoralis Minor
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I: Medial border and superior surface of coracoid processes of scapula Action: Stabilizes scapula by drawing it inferiorly and anteriorly against thoracic wall INN: Medial pectoral nerves, clavicular head (C8 and T1) AS: Pectoral branch of the thoracoacromial trunk |
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Pronator Quadratus
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I: Distal 1/4 of ant surface of radius Action: Pronates forearm; deep fibers bind radius and ulna together INN: Ant interosseous nerve from median nerve (C8 and T1) AS: Anterior interosseous artery |
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Pronator Teres
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I: Middle of lat surface of radius Action: Pronates and flexes forearm @ elbow INN: Median nerve (C6, C7) AS: ulnar artery, anterior recurrent ulnar artery |
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Rhomboid Major and Minor
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I: Medial border of scapula from level of spine to inferior angle Action: Retract scapula and rotate it to depress glenoid cavity; fix scapula to thoracic wall INN: Dorsal scapular nerve (C4, C5) AS: Dorsal scapular artery |
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Serratus Anterior
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I: Vertebral border of scapula Action: Draws scapula forward and upward; abducts scapula and rotates it; stabilizes vertebral border of scapula INN: Long thoracic nerve (C5, C6, C7) AS: circumflex scapular artery |
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Subscapularis
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I: Lesser tuberosity of humerus Action: Medially rotates arm and adducts it; helps to hold humeral head in glenoid cavity of scapula INN: Upper and lower subscapular nerves (C5, C6, C7) AS: subscapular artery |
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Supinator
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I: Lateral, posterior, and anterior surfaces of proximal 1/3 of radius INN: Deep branch of radial nerve (C5, C6) AS: recurrent interosseous artery |
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Supraspinatus |
O: Supraspinous fossa of scapula I: Superior facet of greater tuberosity of humerous Action: initiates and assists deltoid in abduction of arm and acts w/ other rotator cuff muscles INN: Suprascapular nerve (C4, C5, C6) AS: suprascapular artery |
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Teres Major
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I: Medial lip of intertubercular groove of humerus Action: Adducts and medially rotates arm INN: Lower subscapular nerve (C6, C7) AS: subscapular and circumplex scapular arteries |
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Teres Minor
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I: Inferior facet on greater tuberosity of humerus Action: Laterally rotate arm; helps to hold humeral head in glenoid cavity of scapula INN: Axillary nerve (C5, C6) AS: subscapular and circumflex scapular arteries |
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Trapezius
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I: Lateral 1/3 of clavicle, acromion and spine of scapula Action: elevates, retracts and rotates scapula; superior fibers elevate, middle fibers retract, and inferior fibers depress scapula; superior and inferior fibers act together in superior rotation of scapula INN: Spinal root of accessory nerve (CN XI - motor), cervical nerves (C3, C4 - pain and proprioception) AS: transverse cervical artery |
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Triceps Brachii |
Action: chief extensor of forearm: Long head -steadies head of abducted humerus INN: Radial nerve (C6, C7, C8) AS: Branches of deep brachial artery |
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