Elbow and Radioulnar Joint

Question 1

Degrees (elbow)

Answer 1

-Flexion = 0°- 150°
-Extension = 150°- 0°
-Hyperextension = 5°- 10°
-Carrying Angle = 5°- 15°
-Supination = 80°- 90°
-Pronation = 70° - 90°

Question 2

Elbow Flexors

Answer 2

-Biceps Brachii
-Brachialis
-Brachioradialis
-Pronator Teres

Question 3

Elbow Extensors

Answer 3

-Tricpes Brachii
-Anconeus

Question 4

Radioulnar Supinators

Answer 4

-Biceps Brachii
-Supinator Muscle
-Brachioradialis

Question 5

Radioulnar Pronators

Answer 5

-Pronator Teres
-Pronator Quadratus
-Brachioradilias

Question 6

Biceps Brachii Muscle

Answer 6

-Flexion of elbow
-Supination of forearm
-Weak flexion of shoulder joint
-Weak abduction of shoulder joint when externally rotated

Question 7

Brachialis Muscle

Answer 7

-True flexion of elbow

Question 8

Brachioradialis Muscle

Answer 8

-Flexion of elbow
-Pronation form supinated position to neutral
-Supination from pronated position to neutral

Question 9

Triceps Brachii Muscle

Answer 9

-All heads: Extension of elbow
-Long Heads:
-extension of shoulder joint
-adduction of shoulder joint
-horizontal abduction

Question 10

Anconeus Muscle

Answer 10

-Extension of elbow

Question 11

Pronator Teres Muscle

Answer 11

-Pronation of forearm
-Weak flexion of elbow

Question 12

Pronator Quadratus Muscle

Answer 12

-Pronation of forearm

Question 13

Supinator Muscle

Answer 13

-Supination of forearm