Elbow Muscles and ROM

Question 1

Elbow Pronation

Answer 1

Pronator Teres

Brachioradialis (supinated foearm)

Question 2

Supinator

Answer 2

Supinator

Brachioradialis (pronated foearm)

Question 3

Elbow flexion

Answer 3

Brachioradialis (synergist in mid pronation)
Biceps Brachii
Brachialis

Question 4

Elbow Extension

Answer 4

Anconeus (Synergist)

Triceps Brachii

Question 5

Elbow ROM measures
Flexion
Extension
Supination
Pronation

Answer 5

F: 150
E: 0-10
Sup: 65
Pro: 65

Question 6

Anconeus

Answer 6

O - Lateral epicondyle of Humerus
I - Olecranon & postero-superior ulna
N - Radial nerve
A – Abduct ulna in pronation, elbow extension synergist

Question 7

Brachioradialis

Answer 7

O - Lateral supracondylar ridge of humerus & intermuscular septum
I – Distolateral radius
N – Radial nerve
A – Elbow flexion synergist in mid pronation, pronate supinated forearm, supinate pronated forearm

Question 8

Supinator

Answer 8

O – Superficial - Lateral epicondyle of Humerus, radial collateral ligament, annular ligament
- Deep - supinator crest of ulna
I - Radius superolateral to oblique line
N – Posterior interosseous nerve (from deep branch of Radial nerve)
A – Supination