Elbow

Question 1

Brachialis

Answer 1

O: anterior distal humorous
I: coronoid process and tuberosity of ulna
A: flexion
N: musculocutaneous

Question 2

Brachioradialis

Answer 2

O: lateral supracondylar ridge of humerus
I: stylist process of radius
A: flexion
N: radial

Question 3

Pronator Teres

Answer 3

O: (humeral head): medial epicondyle of humerus and distal supracondylar ridge (Ulnar head): medial side of coronoid process
I: Middle of lateral radius
A: pronation and flexion
N: median

Question 4

Triceps brachii, long head

Answer 4

O: infraglenoid tubercle of scapula
I: posterior olecrannon process of ulna
A: extension of shoulder and elbow
N: radial

Question 5

Triceps brachii, medial head

Answer 5

O: inferior 2/3 humerus
I: posterior olecrannon process of ulna
A: extension of elbow
N: radial

Question 6

Triceps brachii, lateral head

Answer 6

O: proximal, posterior humerus, superior to radial groove
I: posterior olecrannon process of ulna
A: extension of elbow
N: radial nerve

Question 7

Biceps Brachii

Answer 7

O: supraglenoid tubercle, coracoid process
I: radial tuberosity and bicipital aponeurosis
A: flexion, supination
N: musculocutaneous