UE Orgins

Question 1

Upper Trapezius

Answer 1

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

Question 2

Middle Trapezius

Answer 2

(1) inferior aspect of ligamentum nuchae

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

Question 3

Lower Trapezius

Answer 3

spinous process of inferior thoracic vertebrae

Question 4

Teres Major

Answer 4

Dorsal surface of inferior angle of scapula

Question 5

Posterior Deltoid

Answer 5

posterior border of the spine of the scapula

Question 6

Middle Deltoid

Answer 6

superior surface of the acromion

Question 7

Rhomboid Major

Answer 7

spinous processes of T2- T5

Question 8

Rhomboid Minor

Answer 8

nuchal ligament, spinous processes of C7-T1

Question 9

Levator Scapulae

Answer 9

transverse processes of C1-C4

Question 10

Latisimus Dorsi

Answer 10

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

Question 11

Pectoralis Major

Answer 11

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

Question 12

Pectoralis Minor

Answer 12

third to fifth ribs

Question 13

Serratus Anterior

Answer 13

upper eight ribs

Question 14

Supraspinatus

Answer 14

supraspinatus fossa of scapula

Question 15

Infraspinatus

Answer 15

infraspinatus fossa of scapula

Question 16

Teres Minor

Answer 16

lateral border of scapula

Question 17

Subscapulatis

Answer 17

sub-scapular fossa of scapula

Question 18

Biceps Brachii

Answer 18

short head - apex of coracoid process of scapula

long head - supraglenoid tubercle of scapula

Question 19

Triceps Brachii

Answer 19

(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

Question 20

Pronator Teres

Answer 20

medial epicondyle of humerus, and coronoid process of ulna

Question 21

Pronator Quadratus

Answer 21

distal fourth of anterior surface of ulna

Question 22

Supinatur

Answer 22

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

Question 23

Brachialis

Answer 23

distal half of anterior humerus

Question 24

brachioradialis

Answer 24

proximal 2/3 of lateral supracondylar ridge of humerus

Question 25

coracorachialis

Answer 25

tip of the coracoid process of scapula

Question 26

flexor carpi radialis

Answer 26

medial epicondyle of humerus

Question 27

flexor carpi ulnaris

Answer 27

humeral head - medial epicondyle of humerus | ulnar head - olecranon and posterior border of ulna

Question 28

flexor digitorum superficialis

Answer 28

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

Question 29

flexor digitorum profundus

Answer 29

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

Question 30

extensor indicus proprius (index finger)

Answer 30

dorsal surface of ulna, below origin of extensor pollicus longus

Question 31

Extensor digiti minimi (pinky)

Answer 31

lateral epicondyle of humerus

Question 32

Extensor pollicis brevis

Answer 32

posterior surfaces of radius, and interosseous membrane

Question 33

Extensor pollicis longus

Answer 33

posterior surfaces of middle third of ulna, and interosseous membrane

Question 34

extensor carpi radialis longus

Answer 34

lateral supracondylar ridge of humerus

Question 35

extensor carpi radialis brevis

Answer 35

lateral epicondyle of humerus

Question 36

extensor carpi ulnaris

Answer 36

lateral epicondyle of humerus and posterior border of ulna

Question 37

extensor digitorum

Answer 37

lateral epicondyle of humerus

Question 38

flexor pollicis longus

Answer 38

anterior surface of radius and adjacent interosseous membrane

Question 39

flexor pollicis brevis

Answer 39

flexor retinaculum and tubercle of trapezium

Question 40

abductor pollicis longus

Answer 40

posterior surfaces of ulna, radius and interosseous membrane

Question 41

abductor pollicis brevis

Answer 41

flexor retinaculum and tubercles of scaphoid and trapezium

Question 42

adductor pollicis

Answer 42

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

Question 43

opponens pollicis

Answer 43

flexor retinaculum and tubercle of trapezium

Question 44

abductor digiti minimi

Answer 44

pisiform and tendon of flexor carpi ulnaris

Question 45

flexor digiti minimi brevis

Answer 45

hook of hamate and flexor retinaculum

Question 46

volar (palmar) interossei

Answer 46

palmar surfaces of second, fourth and fifth metacarpal bones

Question 47

lumbricales

Answer 47

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

Question 48

opponens digiti minimi

Answer 48

hook of hamate and flexor retinaculum

Question 49

dorsal interrossei

Answer 49

adjacent sides of two metacarpal bones