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60 Cards in this Set
- Front
- Back
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TEMPORALIS
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ATTACHMENTS
Origin: temporal fossa and fascia Insertion: coronoid process and ramus of mandible INNERVATION Mandibular branch of the trigeminal nerve (cranial nerve V) ACTIONS Elevation of the mandible |
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Masseter
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ATTACHMENTS
Origin: zygomatic arch Insertion: later surface of mandible INNERVATION Mandibular branch of the trigeminal nerve (cranial nerve V) ACTIONS Closure of the mandible |
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Sternocleidomastoid
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Origin:
Sternal head: superior manubrium Clavicular head: medial one third Insertion: Mastoid process Superior nuchal line INNERVATION Cranial nerve XI aka Spinal Accessory ACTIONS Bilaterally: flexes the neck Unilateral: later flexion, rotation |
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Trapezius
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O=
Spinous processes of C7-T12 Nuchal ligament of C1-C6 External occipital protuberance I= Superior fibers- later clavicle Middle fibers- acromion and spine of scapula Inferior fibers- scapular spine A= stabilize, elevate, rotate , adduct or depress the scapula Inn= Spinal accessory nerve aka Cranial Nerve XI |
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Occipitofrontalis
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ATTACHMENTS
Origin: fibrous aponeurotic sheet near eye orbit Insertion: via aponeurotsis to superior nuchal line INNERVATION Facial nerve (cranial nerve VII) ACTIONS Raise eyebrows and move scalp |
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Buccinator
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ATTACHMENTS
Origin: maxillary bone and mandible (alveolar processes) Insertion: orbicularis oris INNERVATION Facial nerve (cranial nerve VII) ACTIONS Tighten cheek towards the teeth |
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Orbicularis oculi
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ATTACHMENTS
Origin: medial canthus of eye Insertion: lateral canthus of eye INNERVATION Facial nerve (cranial nerve VII) ACTIONS Closure of the eyelids |
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Orbicularis oris
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ATTACHMENTS
Origin: commisure of the mouth Insertion: commisure of the mouth INNERVATION Facial nerve (cranial nerve VII) ACTIONS Closure of the mouth |
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Pectoralis major
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O= clavicle and sternum
I= lateral to the intertubercular groove on the humerus A= adducts and medially rotates humerus Inn= medial and lateral pectoral nerve |
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Pectoralis minor
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O= ribs 3-5
I= coracoid process on scapula A= protracts and depresses scapula Inn= medial and lateral pectoral nerve |
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Deltoid
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O=
Anterior fibers- lateral clavicle Middle fibers- acromion process Posterior fibers- scapular spine I= deltoid tuberosity of humerus A= flex and medially rotate, abduct, extend and laterally rotate Inn= Axillary nerve |
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Trapezius
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O=
spines of C7-T12 Nuchal ligament of C1-C6 External occipital protuberance I= Superior fibers- later clavicle Middle fibers- acromion and spine of scapula Inferior fibers- scapular spine A= stabilize, elevate, rotate , adduct or depress the scapula Inn= Spinal accessory nerve aka Cranial Nerve XI |
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Latissimus dorsi
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O= lumbosacral fascia and spinous processes of T 7-12
I= near the tubercular groove of the humerus A= extends, adducts and medially rotates arm Inn= thoracodorsal nerve |
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Rhomboid major
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O= spinous process of T2-5
I= medial border of scapula A= elevates, retracts and fixes the scapula Inn= dorsal scapular nerve |
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Rhomboid minor
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O= nuchal ligament and spinous processes of C7-T1
I= medial border of the scapula below scapular spine A= elevates, retracts and fixes the scapula Inn= dorsal scapular nerve |
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Levator scapulae
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O= transverse processes of C1-4
I= superior angle of the medial border of the scapula A= elevates, downward rotates and fixes the scapula Inn= dorsal scapular nerve |
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Supraspinatus
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O= supraspinatus fossa
I= greater tubercle A= abducts the arm at the shoulder (first 15 degrees) Inn= suprascapular nerve One of the rotator cuff muscles |
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Infraspinatus
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O= infraspinatus fossa
I= greater tubercle of the humerus A= externally rotates the arm at the shoulder Inn= suprascapular nerve One of the rotator cuff muscles |
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Teres minor
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O= lateral scapular border
I= greater tubercle of the humerus A= laterally rotates and adducts the humerus Inn= axillary nerve One of the rotator cuff muscles |
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Teres major
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O= lateral border of scapula
I= lesser tubercle of the humerus A= adducts, extends and medially rotates the humerus Inn= lower subscapular nerve |
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Serratus anterior
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O= ribs 1-8
I= medial border of ventral surface of scapula A= protracts and abducts scapula Inn= long thoracic nerve |
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Coracobrachialis
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O= Coracoid process of scapula
I= anterior surface of humerus A= flexes and adducts the arm at the shoulder Inn= Musculocutaneous nerve |
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Biceps brachii
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O= long head: supraglenoid tubercle
= short head: coracoid process of scapula I= long head and short head: radius A= flexes arm at shoulder and supinates the forearm and assists in flexion of elbow Inn= Musculocutaneous nerve |
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Brachialis
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O= shaft of humerus
I= ulna A= flexes the elbow Inn= Musculocutaneous |
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Triceps
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O= infraglenoid tubercle (long head) of scapula and posterior shaft of humerus
I= Olecranon process of ulna A= extends the arm at the elbow Inn= radial nerve |
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Brachioradialis
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O= lateral supracondylar ridge
I= radial styloid process A= flexor of elbow Inn= radial nerve |
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Pronator teres
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O= common flexor tendon
I= shaft of radius A= pronates radius Inn= median nerve |
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Flexor carpi radialis
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O= common flexor tendon of medial epicondyle of humerus
I= first and second metacarpal A= flexes wrist Inn= median nerve |
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Flexor carpi ulnaris
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O= common flexor tendon of the medial epicondyle of the humerus
I= carpal bones and base of 5th metatarsal A= flexes wrist Inn= ulnar nerve |
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Flexor digitorum superficialis
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O= medial epicondyle of humerus
I= middle phalanx of each digit 2-5 A= flexes proximal and middle phalanges Inn= median nerve |
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Flexor digitorum profundus
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O= shaft of ulna
I=distal phalanx of each digit 2-5 A= flexes distal phalanges Inn= 1st and 2nd digits= median nerve 3rd, 4th and 5th digits= ulnar nerve |
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Extensor Carpi Ulnaris
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O= lateral epicondyle
I= base of the 5th metacarpal A= extension and ulnar deviation of wrist Inn= radial nerve |
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EXTENSOR CARPI RADIALIS LONGUS (ECRL)
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O= lateral epicondyle
I= base of second intercarpal row (dorsal ) A= wrist extension and radial deviation Inn= radial nerve |
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Extensor Carpi Radialis Brevis (ECRB)
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O= common extensor tendon on lateral epicondyle
I= base of 3rd metacarpal A= extends the wrist Inn= radial nerve |
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Extensor digitorum
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O= common extensor tendon of lateral epicondyle of humerus
I= middle and distal phalanx of each finger A= extends all finger joints Inn=radial nerve |
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Thenar muscles
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3 muscle that make up the lateral palmar pad
All 3 move the 1st digit: thumb or pollex Flex Abduct Opposition |
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Hypothenar muscles
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3 muscles that make up the medial palmar pad
Moves the 5th digit Opposition Flexion Abducts |
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Gluteus maximum (2)
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O= ilium, posterior iliac crest, sacrum, coccyx
I= femur and iliotibial band Inn= inferior gluteal nerve A= HIP- extends, externally rotate, abduct, adduct |
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Gluteus medius (11)
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O= ilium, iliac crest
I= greater trochanter of femur Inn= superior gluteal nerve A= HIP- abducts, flexes, internally rotates, extends |
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Piriformis (13)
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O= anterior surface of sacrum
I= greater trochanter of femur Inn= sacral plexus A= HIP- externally rotates, abducts |
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Rectus femoris
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O= anterior inferior iliac spine (ASIS)
I= tibial tuberosity INN= femoral nerve A= flex the hip, extend the knee |
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Vastus lateralis
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O= greater trochanter of femur
I= tibial tuberosity INN= femoral nerve A= extend the knee |
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Vastus medialis
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O= intertrochanteric line
I= tibial tuberosity INN= femoral nerve A= extend the knee |
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Sartorius
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O= anterior superior iliac spine (ASIS)
I= medial proximal tibia INN= femoral nerve A= hip: flex, abduct externally rotate knee: flex and internally rotate |
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Gracilis
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O= pubis
I= medial proximal tibia INN= obturator A= hip: adducts knee: flex and internally rotate |
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Adductor magnus
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O= pubis
I= femur: medial lip Inn :obturator nerve Act: hip flex and abduct |
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Semitendinosus
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O= ischial tuberosity
I= medial shaft of tibia INN= sciatic nerve A= hip: extends, internally rotate knee: flex |
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Semimembranosus
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O= ischial tuberosity
I= medial shaft of tibia INN= sciatic nerve A= hip: extends, internally rotate knee: flex |
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Biceps femoris
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O= Long head: ischial tuberosity
O=Short head: lateral lip of linea aspera I= fibular head INN= sciatic nerve A= hip: extends, internally rotate knee: flex |
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TENSOR FASCIA LATA
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ATTACHMENTS
Origin: anterior part of iliac crest, anterior superior iliac spine Insertion: into iliotibial tract at the proximal and middle 1/3 of thigh. INNERVATION Superior gluteal nerve ACTIONS Flexes, internally rotates and abducts the hip, may assist in knee flexion |
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PSOAS
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ATTACHMENTS
Origin: transverse processes of all lumbar vertebra, sides of bodies and intervertebral disc of last thoracic and all lumbar vertebra. Insertion: lesser trochanter of femur. INNERVATION lumbar plexus, L1-4. ACTIONS With origin fixed it flexes the hip, may assist in external rotation and adduction of hip With insertion fixed and acting bilaterally it flexes the trunk, acting unilaterally it may assist in lateral flexion toward the same side. |
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ILIACUS
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ATTACHMENTS
Origin: superior 2/3 of iliac fossa, internal lip of iliac crest, iliolumbar and sacroiliac ligament and ala of sacrum. Insertion: lesser trochanter INNERVATION L1-4 femoral nerve ACTIONS With origin fixed it flexes the hip, may assist in external rotation and adduction of hip With insertion fixed and acting bilaterally it flexes the trunk, acting unilaterally it may assist in lateral flexion toward the same side |
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Tibialis anterior
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O= tibia
I= medial cuneiform and base of first metatarsal Inn= deep peroneal A= dorsifexes the ankle and inverts the foot |
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Peroneus longus
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O= tibia (lateral) and fibula
I= first metatarsal and medial cuneiform INN= peroneal nerve A= plantar flex and eversion |
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Peroneus brevis
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O= fibula (distal)
I= 5th metatarsal (styloid process) INN= peroneal nerve A= plantar flex and eversion |
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Gastrocnemius
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O= medial to posterior medial condyle
lateral to posterior lateral condyle I= calcaneal tendon (aka Achilles) INN= Tibial nerve A= plantarf lex and flexion of knee |
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Soleus
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O= tibia and posterior fibular head
I= calcaneal tendon (aka Achilles) INN= Tibial nerve A= plantar flexion |
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Flexor digitorum longus
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O= medial to posterior medial condyle
lateral to posterior lateral condyle I= calcaneal tendon (aka Achilles) INN= Tibial nerve A= plantar flexion and flexion of knee |
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Extensor digitorum longus
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O= tibia and proximal anterior fibula
I= middle and distal phalanges of digits 2-5 INN=deep peroneal nerve A= extends metatarsophalangeal joint and interphalangeal of 2-5 digits |
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Flexor digitorum longus
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O= tibia
I= distal phalange 2-5 Inn= tibial A= flex 2-5 metatarsophalangeal and interphalangeal joints and plantar flexion the ankle and inverts the foot |
