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86 Cards in this Set

  • Front
  • Back

Bones of the Cranium

- 1 Occipital


- 1 Frontal


- 2 Parietal Bones


- 2 temporal bones


- 1 ethmoid bone


- 1 sphenoid bone

Muscles

Anatomy origin, insertion and functions

Temporalis

Origin: Along temporal lines of the skull


Insertion: coronoid process of mandible and the anterior border of the mandibular ramus


Function: Elevates the mandible and assists in retracting and moving mandible side to side

Masseter

Origin: Aponeurosis and bones of the zygomati Arch


Insertion: Lateral surface and angle of mandibular ramus


Function: Elevates the mandible and closes jaw:mandible movements of protracting,retracting, side to side

SternoCleidoMastoid

Origin: Clavicular Head from sternal end of clavicle, Sternal Head from manubrium


Insertion: Mastoid Region of the Skull


Function: Together Flex the skull, alone bend neck and turn face to opposite side.

Platysma

Origin: Fascia of Pec major and deltoid


Insertion: Mandible and Skin of cheek


Function: Tenses skin of neck, depresses mandible

Multifidus

Origin: Sacrum and transverse process of each vertebrae


Insertion: Spinous processes of the third or fourth more superior vertebrae


Function: Extension of vertebrae column and rotates towards opposite side

Rotatores

Origin: Transverse process of vertebrae in each region


Insertion: Spinous processes of adjacent, mroe superior vertebrae


Function: Extends vertebrae column and rotates toward opposite side

Intertransversarii

Origin: Transverse processes of each vertebra


Insertion: Transverse process of more superior vetebra


Function: Lateral Flexion of Vertebrae Column

Quadratus Lumborum

Origin: Iliac Crest and illiolumbar ligament


Insertion: Last rib and Transverse processes of lumbar vertebrae


Function: Together depression of ribs, alone lateral flexion of the spine. helps in respiratory functions/stabilization.

Interspinales

Origin: Spinous process of each vertebra


Insertion: Spinous processes of more superior vertebra


Function: Extends vertebral column

Erector Spinae

Function: Extension of Trunk

External Obliques

Origin: External and inferior borders of ribs 5-12


Insertion: External oblique aponeuroses etending to linea alba and iliac crest


Function: Compresses abdomen, decompresses ribs, flexes vertebral column to the opposite side

Internal Obliques

Origin: Thoracolumbar fascia, inguinal ligament, and illiac crest


Insertion: inferior surfaces of ribs 9-12, costal cartilages 8-10, linea alba and pubis


Function: compresses abdomen, decompresses ribs, rotates vertebrae to the same side

Rectus Abdominis

Origin: Superior surface of pubis around symphysis


Insertion: Inferior surfaces of cartilages ribs 5-7, xiphoid process


Function: Depresses ribs, Flexes Vertebrae Column and compresses abdomin



Transversus Abdominis

Origin: Cartilages of ribs 7-12, iliac crest, and thoracolumbar fascia


Insertion: Linea alba and pubis


Function: Compresses abdomen

Internal Intercostals

Origin: Superior border of each rib


Insertion: Inferior border of the more superior rib


Function: Depresses ribs

External InterCostals

Origin: Inferior border of each rib


Insertion: superior border of more inferior rib


Function: Elevate Ribs

Serratus Posterior Superior

Origin: Spinous process of C7-T3 and ligamentum nuchae


Insertion: Superior borders of ribs 2-5 near angles


Function: Elevates ribs, enlarges thoracic cavity

Serratus Posterior Inferior

Origin: Spinous process of T11-L3


Insertion: inferior borders of ribs 9-12


Function: pulls ribs inferiorly and outward, opposing diaphragm

Diaphragm

Origin: Xiphoid process, reib 7-12


Insertion: Central tendon sheet


Function: Contraction expands thoracic cavity, compresses abdomin cavity

3 Flexors of the Elbow

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Biceps Brachii

Origin: short head from the coracoid process, long head from the supraglenoid tubercle


Insertion: radial tuberosity


Function: flexion at elbow and shoulder supination

Brachialis

Origin: distal humerus anterior surface


Insertion: ulnar tuberosity and coronoid process


Function: Flexion at elbow

Brachioradialis

Origin: lateral epicondyle ridge


Insertion: lateral styloid process of radius


Function: Flexion of Elbow

Extensors of the Elbow

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Triceps Brachii

Origin: lateral head: superiors lateral humerus


Long head: infraglenoid tubercle - adduction at shoulder


Medial Head: posterior surface of humerus


Insertion: olecranon of ulna


Function: extension at elbow

Anconeus

Origin: posterior lateral humerus


Insertion: lateral margin of elecranon and ulnar shaft


Function: extension at elbow

Pronator Quadratus

Origin: anterior medial surface of distal ulna


Insertion: anterior lateral surface of distal radius


Function: pronates forarm

Pronator Teres

Origin: medial epicondyle of humerus, and coronoid process of ulna


Insertion: middle of lateral surface of radius


Function: flexion at elbow, pronates forarm

Supinator

Origin: lateral epicondyle of humerus


Insertion:anterolateral surface of radius distal to radial tuberosity


Function: supinates forarm

Wrist Flexors

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Flexor carpi radialis

Origin: Medial epicondyle of humerus


Insertion: base of second and third metacarpal bones


Function: flexion and abduction at wrist



Flexor Carpi Ulnaris

Origin: medial epicondyle of humerus


Insertion: pisiform, hamate, and base of fifth metacarpal bone


Function: flexion and adduction at wrist

Palmaris Longus

origin: medial epicondyle


Insertion: palmar aponeurosis


Function: flexion at wrist

Extensors of the wrist

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Extensor carpi radialis longus

Origin: lateral condylar ridge of humerus


Insertion: second metacarpal base


Function: extension and abduction at wirst

Extensor Carpi radialis Brevis

Origin: lateral epicondyle of humerus


Insertion: base of third metacarpal bone


Function: extension and abduction at wrist

Extensor Carpi Ulnaris

Origin: lateral epicondyle of humerus


Insertion: 5th metacarpal base


Function: extension and adduction of wrist

Abductor Pollicis Longus

Origin: proximal dorsal surfaces of ulna


Insertion: lateral margin of first metacarpal bone and trapezium


Function: abduction of thumb and wrist

Extensor Digitorum

Origin: lateral epicondyle of humerus


Insertion: posterior surfaces of phalanges 2-5


Function: extension at finger joints and wrist



Extensor pollicis brevis

Origin: distal shaft of radius and interosseous membrane


Insertion:base of proximal phanlanx of thumbs


Function: extension at joints of thumb and wrist



Extensor Pollicis Longus

Origin: posterior and lateral surfaces of ulna and interosseous membrane


Insertion: base of distal phalanx of thumb


Function: extension at joints of thumb and wrist

Extensor Indicis

Origin: posterior surface of ulna


Insertion: posterior proximal phalanx of index finger


Function: extension and adduction of index finger

Extensor digiti minimi

Origin: lateral epicondyle


Insertion: posterior surface of proximal phalanx of little finger


Function: extension at joints of little finger, extension at wrist

Flexor digitorum superficialis

Origin: medial epicondyle of humerus


Insertion: bases of middle phalanx 2-5


Function: flexion proximal joints and wrist joints



Flexor digitorum profundus

Origin: medial and posterior ulna


Insertion: bases of distal phalanges of 2-5


Function: flexion at distal interphalangeal joints

Flexor pollicis longus

Origin: anterior shaft of radius


Insertion: bases of distal phalanx of thumb


Function: Flexion at thumb

Gluteaus Maximus

Origin: illiac crest, posterior gluteal line and lateral surface of ilium


Insertion: illiotibial tract and gluteal tuberosity of femur


Function: lateral rotation at hip, extension, abduction at hip

Gluteaus medius

Origin: anterior illiac crest, lateral surface of ilium between posterior and anterior gluteal lines


Insertion: greater trochanter of femur


Function: abduction and medial rotation at hip

Glueteus Minimus

Origin: lateral surface of ilium between anterior and posterior gluteal lines


Insertion: greater trochanter of femur


Function: medial rotaion and abduction

Tensor Fasciae Latae

Origin: iliac crest and lateral surface of anterior superior illiac spine


Insertion: iliotibial tract


Function: abduction and medial rotation at hip extension and lateral rotation at knee

Obturator internus and externus

Origin: lateral and medial margins of obturator foramen


Insertion: Trochanteric fossa of femur(externus) medial surface of greater trochanter


Function: lateral rotation and abduction of hip, stablize hip joint



Piriformis

Origin: anterolateral surface of sacrum


Insertion: greater trochanter of femur


Function: lateral rotation and abduction of hip

Gemlli (superior and inferior)

Origin: ischial spine (superior) and ischial tuberosity (inferior)


Insertion: medial surface of greater trochanter


Function:lateral rotation and abduction of hip, stabalize the hip

Quadratus femoris

Origin: lateral border of ischial tuberosity


Insertion: intertrochanteric crest of femur


Function: lateral rotation of hip

Adductor Brevis

Origin: inferior ramus of pubis


Insertion: linae aspera of femur


Insertion: adduction and flexion at hip

Adductor longus

Origin: inferior ramus of pubis


Insertion: linea asper of femur


Function: adduction, flexion and medial rotation at hip

adductor magnus

Origin: inferior ramus of pubis


Insertion: linea aspera


Function: adduction, flexion and medial rotation, posterior part extension

pectineus

Origin: superior ramus of pubis


Insertion: pectineal line


Function: flexion and adduction at hip

Gracilis

Origin: inferior ramus of pubis


Insertion: medial surface of tibia


Function: flexion and medial rotation at knee



Iliacus

Origin: illiac fossa


Insertion: femur femur distal to lesser trochanter


Function: flexion at hip

Psoas major

Origin: anterior surface and transverse


Insertion: lesser trochanter


Function: flexion at hip and lumbar intervertebral joints

Biceps Femoris

Origin: ischial tuberosity and linea aspera of femur


Insertion: head of fibula (lateral condyle)


Function: flexion at knee, extension and lateral rotation at hip

Semimembranosus

Origin: ischial tuberosity


Insertion: posterior surface of medial condyle of tibia


Function: flexion at knee, extension and medial rotation at hip.

semitendinosus

Origin: ischial tuberosity


Insertion: proximal, medial surface of tibia


Function: flexion at knee, extension and medial rotation at hip

Sartorius

Origin: Anterior superior illiac spine


Insertion: medial surface of tibia


Function: flexion at knee, abduction, flexion, and lateral rotation at hip



Popliteus

Origin: lateral condyle of femur


Insertion: posterior surface of proximal tibial shaft


Function: medial rotation at tibia, flexion at knee

Rectus Femoris

Origin: anterior inferior iliac spine


Insertion: tibial tuberosity via quadriceps tendon


Function: extension at knee, flexion at hip

Vastus intermedius

Origin: anterolateral surface of femur


Insertion: tibial tuberosity via quadriceps tendon


Function: extension at knee

vastus lateralis

Origin: anterior and inferior to greater trochanter of femur


Insertion: tibia tuberosity


Function: extension at knee

Vastus medialis

Origin: entire length of linea aspera


Insertion: tibial tuberosity


Function: extension at knee

Tibialis Anterior

Origin: lateral condyle


Insertion: base of first metatarsal bone and medial cuneiform


Function: dorsiflexion at knee, inversion of foot

Gastrocnemius

Origin: femoral condyles


Insertion: calcaneus via calcaneal tendon


Function: plantar flexion at ankle, flexion at knee



Fibularis Brevis

Origin: midlateral margin of fibia


Insertion: base of 5th metatarsal bone


Function: eversion of foot, and plantar flexion at ankle

fibularis longus

Origin: head and proximal shaft of fibula


Insertion: base of first metatarsal bone and medial cuneiform


Function: eversion of foot and plantar flexion at ankle

Plantaris

Origin: lateral supracondlar ridge


Insertion: posterior portion of calcaneus


Function: planter flexion at ankle, flexion at knee

Soleus

Origin: head and proximal shaft of fibula


Insertion: calcaneus via calcaneal tendon


Function: plantar flexion at ankle



Tibialis posterior

Origin: interosseous membrane


Insertion: navicular, all three cuneiforms, cuboid, second, third, and fourth metatarsal bones


Function: inversion of foot, plantar flexion at ankle

flexor digitorum longus

Origin: posteromedial tibia


Insertion: inferior surface of distal phalanx 2-5


Function: flexion of joints of toes 2-5, plankar flexes ankles

Flexor Hallucis longus

Origin: posterior surface of fibula


Insertion: inferior surface, distal phalanx of toe


Function: flexion at joint of great toe, plantar flexes ankle

Extensor Digitorum Longus

Origin: lateral condyle of tibia, anterior surface of fibula


Insertion: superior surfaces of phalanges, 2-5

Extensor Hallucis Longus

Origin: anterior surface of fibula


Insertion: superior surfacee, distal phlanx of great toe


Function: extension at joints of great toe, dorsiflexes ankle

Central Canal

Haversian

Volkmann

Perforating Canal

Bone Structure

- osteons - concentric lamellae, interstitial lamellae, circumferential lamellae