Elbow And Arm Muscles

Question 1

Anconeus origin

Answer 1

Lateral epicondyle of humerus

Question 2

Anconeus insertion

Answer 2

Lateral side of the olecranon of ulna

Question 3

Anconeus action

Answer 3

Extension of forearm, stabilize elbow joint against flexion or pronation-supination

Question 4

Anconeus innervation

Answer 4

Radial nerve

Question 5

Anconeus blood supply

Answer 5

Brachial artery (profunda)

Question 6

Brachialis origin

Answer 6

Lower half of anterior surface of the humerus; intramuscular septa

Question 7

Brachialis insertion

Answer 7

Ulnar tuberosity

Question 8

Brachialis action

Answer 8

Flexion of forearm

Question 9

Brachialis innervation

Answer 9

Musculocutaneous nerve

Question 10

Brachialis blood supply

Answer 10

Brachial artery

Question 11

Brachioradialis origin

Answer 11

Lateral supracondyle ridge of humerus

Question 12

Brachioradialis insertion

Answer 12

Lateral surface of distal end of radius

Question 13

Brachioradialis action

Answer 13

Flexion of forearm

Question 14

Brachioradialis innervation

Answer 14

Radial nerve

Question 15

Brachioradialis blood supply

Answer 15

Radial recurrent artery