Functional Groups of Muscles - Upper Extremity

Question 1

Scapula - Elevation

Answer 1

Levator Scapulae, Trapezius (upper)

Question 2

Scapula - Depression

Answer 2

Trapezius (Lower), Pectoralis Minor, Subclavius

Question 3

Scapula - Retraction

Answer 3

Trapezius (middle), Rhomboid Major, Rhomboid Minor

Question 4

Scapula - Protraction

Answer 4

Serratus Anterior

Question 5

Scapula - Upward Rotation

Answer 5

Serratus Anterior, Trapezius (upper and lower)

Question 6

Scapula - Downward Rotation

Answer 6

Levator Scapulae, Rhomboid Major, Rhomboid Minor, Pectoralis Minor

Question 7

Shoulder - Flexion

Answer 7

Pectoralis Major (clavicular head), Biceps Brachii, Coracobrachialis, Deltoid (anterior)

Question 8

Shoulder - Extension

Answer 8

Pectoralis Major (sternocostal head), Deltoid (Posterior), Teres Major, Latissimus Dorsi, Triceps Brachii (long head)

Question 9

Shoulder - Adduction

Answer 9

Latissimus Dorsi, Pec Major, Teres Major, Triceps Brachii (long head), Coracobrachialis

Question 10

Shoulder - Abduction

Answer 10

Supraspinatus, Deltoid (Middle)

Question 11

Shoulder - Medial Rotation

Answer 11

Latissimus Dorsi, Teres Major, Subscapularis, Pec Major, Deltoid (Anterior)

Question 12

Shoulder - Lateral Rotation

Answer 12

Infraspinatus, Teres Minor, Deltoid (posterior)

Question 13

Elbow - Flexion

Answer 13

Biceps Brachii, Brachialis, Brachioradialis, Pronator Teres

Question 14

Elbow - Extension

Answer 14

Triceps Brachii, Anconeus

Question 15

Forearm - Supination

Answer 15

Supinator, Biceps Brachii

Question 16

Forearm - Pronation

Answer 16

Pronator Teres, Pronator Quadratus

Question 17

Wrist - Flexion

Answer 17

Flexor Carpi Radialis, Palmaris Longus, Flexor Carpi Ulnaris, Assistance from the flexors of the fingers and thumb

Question 18

Wrist - Extension

Answer 18

Extensor Carpi Radialis Longus, Extensor Carpi Radialis Brevis, Extensor Carpi Ulnaris, Assistance from the extensors of the finger and thumb

Question 19

Wrist - Radial Deviation

Answer 19

Extensor Carpi Radialis Longus, Extensor Carpi Radialis Brevis, Flexor Carpi Radialis, Flexor Pollicis Longus

Question 20

Wrist - Ulnar Deviation

Answer 20

Extensor Carpi Ulnaris, Flexor Carpi Ulnaris