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Muscle Anatomy > UE Orgins > Flashcards

UE Orgins Flashcards

1
Q

Upper Trapezius

A

(1) external occipital protuberance
(2) medial 1/3 of the superior nuchal line of occiput
(3) upper aspect of ligamentum nuchae

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2
Q

Middle Trapezius

A

(1) inferior aspect of ligamentum nuchae

(2) spinous processes of 7th cervical and upper thoracic

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3
Q

Lower Trapezius

A

spinous process of inferior thoracic vertebrae

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4
Q

Teres Major

A

Dorsal surface of inferior angle of scapula

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5
Q

Posterior Deltoid

A

posterior border of the spine of the scapula

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6
Q

Middle Deltoid

A

superior surface of the acromion

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7
Q

Rhomboid Major

A

spinous processes of T2- T5

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8
Q

Rhomboid Minor

A

nuchal ligament, spinous processes of C7-T1

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9
Q

Levator Scapulae

A

transverse processes of C1-C4

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10
Q

Latisimus Dorsi

A

Spinous processes of T7-T12, thoracolumbar fascia, iliac crest and last three or four ribs

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11
Q

Pectoralis Major

A

medial half of clavicle, sternum, superior six costal cartilage, apponeurosis of external abdominal oblique

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12
Q

Pectoralis Minor

A

third to fifth ribs

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13
Q

Serratus Anterior

A

upper eight ribs

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14
Q

Supraspinatus

A

supraspinatus fossa of scapula

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15
Q

Infraspinatus

A

infraspinatus fossa of scapula

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16
Q

Teres Minor

A

lateral border of scapula

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17
Q

Subscapulatis

A

sub-scapular fossa of scapula

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18
Q

Biceps Brachii

A

short head - apex of coracoid process of scapula

long head - supraglenoid tubercle of scapula

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19
Q

Triceps Brachii

A

(1) long head - infraglenoid tubercle of scapula
(2) lateral head - posterior surface of the humerus
(3) medial head - posterior surface of humerus inferior to radial groove

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20
Q

Pronator Teres

A

medial epicondyle of humerus, and coronoid process of ulna

21
Q

Pronator Quadratus

A

distal fourth of anterior surface of ulna

22
Q

Supinatur

A

lateral epicondyle of humerus; radial collateral, and annular ligaments; supinator fossa; and crest of ulna

23
Q

Brachialis

A

distal half of anterior humerus

24
Q

brachioradialis

A

proximal 2/3 of lateral supracondylar ridge of humerus

25
Q

coracorachialis

A

tip of the coracoid process of scapula

26
Q

flexor carpi radialis

A

medial epicondyle of humerus

27
Q

flexor carpi ulnaris

A

humeral head - medial epicondyle of humerus

ulnar head - olecranon and posterior border of ulna

28
Q

flexor digitorum superficialis

A

Humeroulnar head- medial epicondyle of humerus, ulnar collateral ligament, and coronoid process of ulna
Rradial head - superior half of anterior radius

29
Q

flexor digitorum profundus

A

proximal 3/4 of medial and anterior surfaces of ulna and interosseous membrane

30
Q

extensor indicus proprius (index finger)

A

dorsal surface of ulna, below origin of extensor pollicus longus

31
Q

Extensor digiti minimi (pinky)

A

lateral epicondyle of humerus

32
Q

Extensor pollicis brevis

A

posterior surfaces of radius, and interosseous membrane

33
Q

Extensor pollicis longus

A

posterior surfaces of middle third of ulna, and interosseous membrane

34
Q

extensor carpi radialis longus

A

lateral supracondylar ridge of humerus

35
Q

extensor carpi radialis brevis

A

lateral epicondyle of humerus

36
Q

extensor carpi ulnaris

A

lateral epicondyle of humerus and posterior border of ulna

37
Q

extensor digitorum

A

lateral epicondyle of humerus

38
Q

flexor pollicis longus

A

anterior surface of radius and adjacent interosseous membrane

39
Q

flexor pollicis brevis

A

flexor retinaculum and tubercle of trapezium

40
Q

abductor pollicis longus

A

posterior surfaces of ulna, radius and interosseous membrane

41
Q

abductor pollicis brevis

A

flexor retinaculum and tubercles of scaphoid and trapezium

42
Q

adductor pollicis

A

transverse head – anterior surface of body of third metacarpal bone
Oblique head – bases of second and third metacarpals and capitate

43
Q

opponens pollicis

A

flexor retinaculum and tubercle of trapezium

44
Q

abductor digiti minimi

A

pisiform and tendon of flexor carpi ulnaris

45
Q

flexor digiti minimi brevis

A

hook of hamate and flexor retinaculum

46
Q

volar (palmar) interossei

A

palmar surfaces of second, fourth and fifth metacarpal bones

47
Q

lumbricales

A

arise from tendons of flexor digitorum profundus
1st and 2nd – lateral two tendons of flexor digitorum profundus
3rd and 4th - medial three tendons of flexor digitorum profundus

48
Q

opponens digiti minimi

A

hook of hamate and flexor retinaculum

49
Q

dorsal interrossei

A

adjacent sides of two metacarpal bones

Muscle Anatomy (18 decks)

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