Lab 4 Part 2

Question 1

Flexor Carpi Radialis

Answer 1

O: Common flexor tendon from medial epicondyle
I: Anterior side of bases of metacarpals 2 & 3
A: Flex wrist, Radial deviation
N: Median nerve

Question 2

Flexor Carpi Ulnaris

Answer 2

Humeral Head
O: medial epicondyle of humerus
Ulnar Head
O: Olecranon, proximal posterior 2/3 of ulna

I: Pisiform, hook of hamate, anterior base of metacarpal 5
A: Flex wrist, Ulnar deviation
N: Ulnar nerve

Question 3

Extensor Carpi Radialis Brevis

Answer 3

O: Lateral Epicondyle of humerus
I: Posterior side of base of metacarpal 3
A: Wrist extension, Radial deviation
N: Radial nerve

Question 4

Extensor Carpi Radialis Longus

Answer 4

O: Distal 1/3 of lateral supracondylar ridge of humerus
I: posterior side of the base of metacarpal 2
A: Wrist extension, radial deviation
N: Radial nerve

Question 5

Extensor Carpi Ulnaris

Answer 5

O: Lateral epicondyle of humerus, posterior border of ulna
I: posterior side of base of 5th metacarpal
A: Wrist extension, ulnar deviation
N: Radial nerve