MSK Workbook 2

Question 1

Name the anterior features of the humerus

Answer 1

Head
Lesser tubercle
Greater tubercle
Intertubercular groove
Deltoid groove
Radial fossa
Coronoid foss
Trochlea 
Capitulum

Question 2

Name the posterior features of the humerus

Answer 2

Surgical neck
Anatomical neck
Body
Olecranon fossa
Medial epicondyle

Question 3

Name the 4 main structures in the anterior compartment of the arm

Answer 3

Biceps Brachii (short head)
Coracobrachialis
Musculocutaneous nerve
Biceps brachii (long head)

Question 4

Where does the short head of the bicep brachii originate

Answer 4

Coracoid process

Question 5

Where does the long head of the biceps brachii originate

Answer 5

Supraglenoid tubercle

Question 6

What is action of the biceps brachii on the shoulder and elbow joint

Answer 6

Flexes

Question 7

At the superior radio-ulnar joint the biceps brachii is involved in ___

Answer 7

Supination

Question 8

Where does the coracobrachialis lie

Answer 8

Beneath the short head of the biceps brachii

Question 9

Where does the brachial muscle arse from

Answer 9

Anterior surface of the distal shaft of the humerus

Question 10

What is the main action of the brachial muscle

Answer 10

Flex the elbow joint

Question 11

What is the segmental or root value of the musculocutaneous nerve

Answer 11

C5 to C7

Question 12

What muscles in the forearm does the musculocutaneous nerve supply

Answer 12

Elbow joint

Question 13

Name the neuromuscular structures of the anterior arm

Answer 13

Axillary artery
Radial nerve
Ulnar nerve
Medial nerve

Question 14

The brachial artery is a continuation of the ____

Answer 14

Axillary artery

Question 15

Where does the brachial artery begin and end

Answer 15

Lower border of trees major and ends in the cubital fossa

Question 16

What does the brachial artery divide into

Answer 16

Radial and ulnar artery at cubital fossa

Question 17

Where does the median nerve arise from

Answer 17

Axilla by 2 roots

Question 18

What are the 2 cords of the median nerve

Answer 18

Medial cord

Lateral cord

Question 19

What cord does the ulnar nerve branch from

Answer 19

Medial Cord

Question 20

What cord does the radial nerve branch from

Answer 20

Posterior

Question 21

What cord does the axillary nerve branch from

Answer 21

Posterior

Question 22

Name the muscles that are supplied by the ulnar nerve

Answer 22

Flexor carpi ulnaris

Ulnar half of flexor digitorum

Question 23

Name the muscles supplied by the median nerve

Answer 23

Long flexors of the forearm

Muscles of the thenar eminence

Question 24

Which head of the triceps attaches onto the infra-glenoid tubercle of the scapula

Answer 24

Long head

Question 25

What is the main action of the triceps on the elbow joint

Answer 25

Extensor

Question 26

What is the action of the triceps and anconeus

Answer 26

Extension of the elbow

Question 27

What is nerve supply to triceps and aconeus

Answer 27

C6 and C7

Question 28

What is the characteristic clinical sign of radial nerve injury

Answer 28

Weakness or difficulty moving your wrist, hand or fingers

Question 29

What nerve would be damaged in a fracture to spiral groove

Answer 29

Radial

Question 30

What nerve would be damaged by a fracture to the medial epicondyle

Answer 30

Ulnar

Question 31

What nerve would be damaged by a fracture to the surgical neck

Answer 31

Axillary

Question 32

What type of joint is the elbow joint

Answer 32

Synovial hinge joint

Question 33

Which ligament holds the ulnar in place

Answer 33

Ulnar colateral ligament

Question 34

Which ligament holds the head of the radius

Answer 34

Radial collateral ligament

Question 35

Which 2 muscles causes extension of the elbow

Answer 35

Triceps brachii | Aconeus

Question 36

What is Student's Elbow

Answer 36

Olecranon bursitis

Question 37

What is Tennis Elbow

Answer 37

Lateral epicondylitis

Question 38

What is Golfer's elbow

Answer 38

Medial epicondylitis

Question 39

What type pf joints are the radio-ulnar joints

Answer 39

Synovial pivot joints

Question 40

The proximal radio-ulnar joint is supported by another ligament arising at the elbow – this keeps the head of the radius in place. What is the name of this ligament?

Answer 40

Annular ligament

Question 41

What muscles are involved in supination

Answer 41

Supinator | Biceps brachii

Question 42

What muscles are involved in pronation

Answer 42

Pronator teres | Pronator quadratus