UE Post. Arm forearm and hand

Question 1

Triceps Brachii

Answer 1

Olecranon process of ulna and antebrachial fascia

Question 2

Anconeus

Answer 2

Olecranon process of ulna and upper posterior surface of ulna

Question 3

Extensor Carpi Radialis Longus

Answer 3

dorsal ulnar surface of base of 2nd metacarpal

Question 4

Extensor Carpi Radialis Brevis

Answer 4

dorsal surface of base of 3rd metacarpal

Question 5

Extensor Digitorum

Answer 5

by 4 tendons into membranous expansion on dorsal surface of 2-5 digits

Question 6

Extensor Digiti Minimi

Answer 6

extensor expansion of little finger with extensor digitorum

Question 7

Extensor Carpi Ulnaris

Answer 7

base of 5th metacarpal ulnar side

Question 8

Extensor Indicis

Answer 8

extensor expansion of index finger with extensor digitorum

Question 9

Abductor Pollicis Longus

Answer 9

base of 1st metacarpal ulnar side

Question 10

Extensor Pollicis Longus

Answer 10

base of distal phalanx of thumb

Question 11

Extensor Pollicis Brevis

Answer 11

base of proximal phalanx of thumb

Question 12

Supinator

Answer 12

upper 1/3 of radius