PRAC EXAM

Question 1

middle scalene

Answer 1

(superior) transverse processes of C5-C7 - 1st rib (inferior)
anterior rami of spinal nerves

Question 2

trapezius

Answer 2

(proximal) superior nuchal line, occipital protuberance, nuchal ligament and spinous processes C7-T12 - (distal) spine of scap and lateral third clavicle
accessory nerve

Question 3

latissimus dorsi

Answer 3

(proximal) spinous processes T6-T12, thoracolumbar fascia, inferior ribs, iliac crest - (distal) floor of intertubercular sulcus of humerus
thoracodorsal nerve

Question 4

rhomboid major

Answer 4

(proximal) spinous processes T2-T5 - (distal) medial border of scap from base of spine of scap to inferior angle
dorsal scap nerve

Question 5

pectoralis major

Answer 5

(proximal) clavicular; medial clavicle, sternal; sternum and superior 6 costal cartilages - (distal) lateral lip of intertubercular sulcus of humerus
lateral and medial pectoral nerve

Question 6

serratus anterior

Answer 6

(proximal) ribs 1-8 - (distal) medial border of scapula
long thoracic nerve

Question 7

deltoid

Answer 7

(proximal) anterior; lateral third clavicle, middle; acromion, posterior; scapula spine - (distal) deltoid tuberosity of humerus
axillary nerve

Question 8

supraspinatus

Answer 8

(proximal) supraspinous fossa - (distal) greater tubercle of humerus (superior)
suprascapular nerve

Question 9

infraspinatus

Answer 9

(proximal) infraspinous fossa - (distal) greater tubercle of humerus (middle)
suprascapular nerve

Question 10

teres minor

Answer 10

(proximal) middle part of lateral border of scap - (distal) greater tubercle of humerus (inferior)
axillary nerve

Question 11

subscapularis

Answer 11

(proximal) subscapula fossa - (distal) lesser tubercle of humerus
upper and lower subscapular nerve

Question 12

biceps brachaii

Answer 12

(p) long head; supraglenoid tubercle of scapula, short head; coracoid process of scapula - (d) radial tuberosity
musculocutaneous nerve

Question 13

triceps bracaii

Answer 13

(p) long head; infraglenoid tubercle of scapula, lateral head; middle, post humerus sup to radial groove, medial head; middle, post humerus inf to radial groove - (d) olecranon process of ulna
radial n.

Question 14

brachioradialis

Answer 14

(p) proximal 2 thirds of lateral supraepicondylar ridge of humerus - (d) lateral distal radius
radial n

Question 15

extensor digitorum

Answer 15

(p) lateral epicondyle of humerus - (d) extensor expansions of digits 2-4
deep branch radial nerve (post. interosseous)

Question 16

extensor carpi ulnaris

Answer 16

(p) lateral epicondyle of humerus and posterior border of ulna - (d) dorsal base of 5th metacarpal
post interosseous

Question 17

abductor pollicis brevis

Answer 17

(p) flexor retinaculum and tubercles of scaphoid and trapezium - (d) lateral side of base of first proximal phalanx
median n

Question 18

extensor pollicis brevis

Answer 18

(p) posterior radius and IOM - (d) dorsal base of proximal phalanx of 1st digit
post interosseous (radial)

Question 19

extensor pollicis longus

Answer 19

(p) posterior ulna and IOM - (d) dorsal aspect of base of distal phalanx of 1st digit
post interosseous (radial)

Question 20

pronator teres

Answer 20

(p) medial epicondyle and coronoid process of ulna - (d) proximal radius
median n

Question 21

flexor carpi ulnaris

Answer 21

(p) medial epicondyle of humerus - (palmar surface of pisiform, hook of hamate and base of 5th metacarpal
ulnar n

Question 22

flexor digitorum superfiscialis

Answer 22

(p) medial epicondyle of humerus - (d) middle phalanges of digits 2-5
median n

Question 23

flexor pollicis longus

Answer 23

(p) anterior surface of radius and IOM - (d) palmar surface of base of distal phalange of 1st digit
anterior interosseous n (median)

Question 24

1st dorsal interosseous

Answer 24

(p) adjacent surfaces of 1st and 2nd metacarpals - (d) lateral base of 2nd phalanx and extensor head of 2nd digit
ulnar

Question 25

radial n

Answer 25

C5-T1 reaches lat side of humerus, descends through radial groove and passes between brachialis and brachioradialis. passes anteriorly to lateral epicondyle of humerus. divides into post. interosseous (deep) and sensory branches

Question 26

ulnar nerve

Answer 26

C7-T1 mostly C8-T1 passes anteriorly to medial head of triceps and posterior to medial epicondyle of humerus, enters cubital tunnel formed by humeral and ulnar heads of FCU. descends medial side of forearm