Muscles Around Elbow

Question 1

Brachialis Insertion

Answer 1

Coronoid process and tuberosity of ulna

Question 2

Brachialis Action

Answer 2

Flexing of forearm in all positions

Question 3

Brachioradialis Origin

Answer 3

Proximal 2/3 of later supracondylar ridge of humerus

Question 4

Brachioradialis Insertion

Answer 4

Lateral side of distal end of radius - stylus process

Question 5

Brachioradialis Action

Answer 5

Weak flexion of the forearm when forearm is midpronated

Question 6

Extensor Capri Radialis Longus Origin

Answer 6

Distal 1/3 of lateral supracondylar ridge of humerus

Question 7

Extensor Capri Radialis Longus Insertion

Answer 7

Dorsal base of 3rd metacarpal and slip to 2nd metacarpal

Question 8

Extensor Capri Radialis Longus Action

Answer 8

Extends and abducts/radial deviates hand at wrist

Question 9

Extensor Capri Radialis Brevis Origin

Answer 9

Lateral epicondyle of humerus

Question 10

Extensor Capri Radialis Brevis Insertion

Answer 10

Dorsal base of 3rd metacarpal and slip to 2nd metacarpal

Question 11

Extensor Capri Radialis Brevis Action

Answer 11

Extends and abducts/radial deviates hand at wrist

Question 12

Extensor Capri Ulnaris Origin

Answer 12

Lateral epicondyle of humerus and posterior border of ulna

Question 13

Extensor Capri Ulnaris Insertion

Answer 13

Dorsal base of 5th metacarpal

Question 14

Extensor Capri Ulnaris Action

Answer 14

Extends and adducts hand at wrist

Question 15

Pronator Teres Origin

Answer 15

Two heads: medial epicondyle of humerus and coronoid process of ulna

Question 16

Pronator Teres Insertion

Answer 16

Midway along lateral surface of radius

Question 17

Pronator Teres Action

Answer 17

Pronates forearm and assist with elbow flexion

Question 18

Flexor Carpi Radialis Origin

Answer 18

Medial epicondyle of humerus

Question 19

Flexor Carpi Radialis Insertion

Answer 19

Base of 2nd metacarpal

Question 20

Flexor Carpi Radialis Action

Answer 20

Flexes and abducts the hand at wrist

Question 21

Flexor Carpi Ulnaris Origin

Answer 21

Humeral head: medial epicondyle of humerus

Ulnar head: olecranon and posterior border of ulna

Question 22

Flexor Carpi Ulnaris Insertion

Answer 22

Pisiform bone, hook of hamate, base of 5th metacarpal

Question 23

Flexor Carpi Ulnaris Action

Answer 23

Flexes and adducts hand at wrist

Question 24

Supinator Origin

Answer 24

Lateral epicondyle of humerus, supinator crest of ulna

Question 25

Supinator Insertion

Answer 25

Lateral, posterior, and anterior surfaces of proximal 1/3 of radius

Question 26

Supinator Action

Answer 26

Supinator forearm

Question 27

Brachialis Origin

Answer 27

Distal 1/3 of anterior surface of humerus