MSK 1

Question 1

What is the innervation of trapezius?

Answer 1

Cranial nerve 11

Question 2

What is the innervation of rhomboid major and minor

Answer 2

Dorsal scapular nerve

Question 3

What is the innervation of levator scapulae?

Answer 3

Dorsal scapular nerve

Question 4

What is the innervation of serratus anterior?

Answer 4

Long thoracic nerve

Question 5

What is the innervation of pectoralis minor?

Answer 5

Medial pectoral nerve

Question 6

What muscles produce retraction of scapula?

Answer 6

Trapezius and rhomboid major/minor

Question 7

What muscles produce protraction of the scapula?

Answer 7

Serratus anterior

Question 8

What muscles produce elevation of the scapula?

Answer 8

Trapezius and levator scapulae

Question 9

What muscles produce depression of the scapula?

Answer 9

Trapezius

Question 10

What muscles produce upward rotation of the scapula?

Answer 10

Trapezius and serratus anterior

Question 11

Why does rotation of the scapula occur?

Answer 11

Allows for abduction of the upper limb above 90 degrees

Question 12

Which muscles produce abduction of the upper limb?

Answer 12

Deltoid

Supraspinatus

Question 13

Which muscles produce medial rotation of the upper limb?

Answer 13

Pectoralis major
Deltoid
Latissimus dorsi
Teres major
Subscapularis

Question 14

Which muscles produce lateral rotation of the upper limb?

Answer 14

Deltoid
Infraspinatus
Teres minor

Question 15

What is the innervation of supraspinatus?

Answer 15

Suprascapula nerve

Question 16

What is the innervation of infraspinatus?

Answer 16

Suprascapula nerve

Question 17

What is the innervation of teres minor?

Answer 17

Axillary nerve

Question 18

What is the innervation of subscapularis?

Answer 18

Subscapula nerve

Question 19

What is the function of the ‘SITS’ muscles?

Answer 19

Joint security

Permit major movements of the joint

Question 20

What is the innervation of the deltoid?

Answer 20

Axillary nerve

Question 21

What is the innervation of pectoralis major?

Answer 21

Look this up

Question 22

What is the innervation of latissimus dorsi?

Answer 22

Thoraco-dorsal nerve

Question 23

What is the innervation of teres major?

Answer 23

Lower subscapular nerve

Question 24

What is the innervation of coracobrachialis?

Answer 24

Musculocutaneous nerve

Question 25

What is the innervation of biceps brachii?

Answer 25

Musculocutaneous nerve

Question 26

What is the innervation of triceps brachii?

Answer 26

Radial nerve

Question 27

Which muscles cause adduction of the shoulder?

Answer 27

``` Pectoralis major Latissimus dorsi Deltoid Triceps brachii Teres major ```

Question 28

Which muscles cause extension of the shoulder?

Answer 28

Pectoralis major Latissimus dorsi Teres major Triceps brachii

Question 29

Which muscles cause flexion of the shoulder?

Answer 29

Deltoid Pectoralis major Biceps brachii Coracobrachialis

Question 30

What are the four flexors of the elbow joint?

Answer 30

Biceps brachii Brachialis Brachioradialis Pronator teres

Question 31

What are the two extensors of the elbow joint?

Answer 31

Triceps brachii | Anconeus

Question 32

What are the two supinators of the forearm?

Answer 32

Biceps brachii | Supinator

Question 33

What are the two pronators of the forearm?

Answer 33

Pronators teres | Pronators quadratus

Question 34

What is the innervation of brachialis?

Answer 34

Musculocutaneous nerve

Question 35

What is the innervation of brachioradialis?

Answer 35

Radial nerve

Question 36

What is the innervation of pronator teres?

Answer 36

Median nerve

Question 37

What is the innervation of anconeus?

Answer 37

Radial nerve

Question 38

What is the innervation supinator?

Answer 38

Radial nerve

Question 39

What is the innervation of pronator quadratus?

Answer 39

Median nerve

Question 40

What are the superficial flexors of the wrist?

Answer 40

Flexor carpi radialis Palmaris longus Flexor carpi ulnaris

Question 41

What are the superficial extensors of the wrist?

Answer 41

``` Extensor carpi ulnaris Extensor digiti minimi Extensor digitorum Extensor carpi radialis longus Extensor carpi radialis brevis ```

Question 42

What are the deep extensors of the wrist?

Answer 42

Extensor indicis Extensor pollicis longus Extensor pollicis brevis

Question 43

What are the intermediate flexors of the wrist?

Answer 43

Flexor digilorum superficialis

Question 44

What are the deep flexors of the wrist?

Answer 44

Flexor digitorum profundus | Flexor pollicis longus

Question 45

What is the innervation of flexor carpi radialis?

Answer 45

Median nerve

Question 46

What is the innervation of palmaris longus?

Answer 46

Median nerve

Question 47

What is the innervation of flexor carpi ulnaris?

Answer 47

Ulnar nerve

Question 48

What is the innervation of flexor digilorum superficialis?

Answer 48

Median nerve

Question 49

What is the innervation of flexor digitorum profundus?

Answer 49

Medial side - Ulnar nerve | Lateral side - Median nerve

Question 50

What is the innervation of flexor pollicis longus?

Answer 50

Median nerve

Question 51

What is the innervation of extensor carpi ulnaris?

Answer 51

Radial nerve

Question 52

What is the innervation of extensor digiti minimi?

Answer 52

Radial nerve

Question 53

What is the innervation of extensor digitorum?

Answer 53

Radial nerve

Question 54

What is the innervation of extensor carpi radialis longus?

Answer 54

Radial nerve

Question 55

What is the innervation of extensor carpi radialis brevis?

Answer 55

Radial nerve

Question 56

What is the innervation of extensor indicis?

Answer 56

Radial nerve

Question 57

What is the innervation of extensor pollicis longus?

Answer 57

Radial nerve

Question 58

What is the innervation of extensor pollicis brevis?

Answer 58

Radial nerve