muscles of the arm

Question 1

biceps brachii insertions

Answer 1

short head - corachoid process
long head - supraglenoid tubercle

Question 2

biceps brachii action

Answer 2

supinates forearm
flexes forearm
flexion of shoulder

Question 3

biceps brachii innervation

Answer 3

musculocutaneous nerve

Question 4

choracobrachialis insertion and origin

Answer 4

from coracoid process to medal humerus

Question 5

choracobrachialis action

Answer 5

flexion
abduction

Question 6

choracobrachialis innervation

Answer 6

musculocutaneous

Question 7

brachialis insertion and origin

Answer 7

anterior humerus to ulna

Question 8

brachialis action

Answer 8

flexor of forearm

Question 9

brachialis innervation

Answer 9

musculocutaneous nerve

Question 10

triceps brachii origins and insertions

Answer 10

long head
- from intraglenoid tubercle to olecranon of ulna
medial head
- from posterior humerus to olecranon
lateral head
- from posterior humerus to olecranon

Question 11

triceps brachii action

Answer 11

extension of forearm
abduction of ulna in pronation

Question 12

triceps brachii innervation

Answer 12

radial nerve