brachium

Question 1

brachialis distal attachment

Answer 1

coronoid process
ulnar tuberosity

Question 2

brachioradialis
triceps brachii
anconeous
nerves

Answer 2

radial nerve (c5,c6)
radial nerve (c6,c7,c8)
radial nerve (c7,c8,t1)

Question 3

what two muscles attach at olecrannon from the brachium

Answer 3

• triceps all heads - olecranon of ulna
• anconeus - lateral olecranon

Question 4

what three muscles attach at ulnar structures from brachium?

Answer 4

• triceps all heads - olecranon of ulna
• anconeus - lateral olecranon
• brachialis: ulnar tuberosity, coronoid process

Question 5

triceps brachii SA

Answer 5

infraglenoid tubercle
lateral head: posterior humerus. superior to radial groove
medial head: posterior humerus. inferior to radial groove

Question 6

what two muscles resist shoulder dislocation

Answer 6

biceps brachii
coracobrachialis

Question 7

what muscle resists elbow dislocation

Answer 7

triceps brachii

Question 8

what muscle stabilizes elbow

Answer 8

anconeus

Question 9

anterior forearm: where does the pronator teres distally attach

Answer 9

middle radius

Question 10

what muscles of the forearm flexors have two heads and where do they attach

Answer 10

flexor carpi ulnaris - POSTERIOR ulna
pronator teres: coronoid process