Forearms

Question 1

O & I of BRACHIALIS

Answer 1

O= distal 1/2 off the anterior surface of the humerus

I= tuberosity & coronoid process of the ulna

Question 2

O & I of BRACHIORADIALIS

Answer 2

O= proximal 2/3 of the lateral supracondylar ridge of the humerus

I= styloid process of the radius

Question 3

O & I of EXTENSOR CARPI ULNARIS

Answer 3

O= common extensor tendon from lateral epicondyle of humerus

I= base of 5th metacarpal

Question 4

O & I of EXTENSOR DIGITORUM

Answer 4

O= common extensor tendon of lateral epicondyle of humerus

I= bases of middle and distal phalanges of 2nd-5th fingers

Question 6

O & I of ANCONEUS

Answer 6

O= lateral epicondyle of the humerus

I= olecranon process & posterior, proximal surface of ulna

Question 7

O & I of FLEXOR CARPI RADIALIS

Answer 7

O= common flexor tendon from medial epicondyle of humerus

I= bases of 2nd & 3rd metacarpal

Question 8

O & I of EXTENSOR CARPI RADIALIS LONGUS & BREVIS

Answer 8

O= LONGUS: distal 1/3 of the lateral supracondylar ridge of the humerus
BREVIS: common extensor tendon from the lateral epicondyle of humerus

I= LONGUS: base of the 2nd metacarpal
BREVIS: base of the 3rd metacarpal

Question 12

O & I of PRONATOR TERES

Answer 12

O= common flexor tendon from the medial epicondyle of the humerus & coronoid process of the ulna

I= middle of the lateral surface of the radius

Question 16

O & I of PALMARIS LONGUS

Answer 16

O= common flexor tendon from medial epicondyle of humerus

I= flexor retinaculum & palmar aponeurosis