Elbow

Question 1

Type of joint

Answer 1

Hinge

Question 2

Elbow flexors

Answer 2

• biceps brachii
• brachialis
• brachioradialis
• pronator teres

Question 3

Biceps brachii O & I

Answer 3

O = short head - coracoid process, long head - supraglenoid tubercle
I = radial tuberosity

Question 4

Brachialis O & I

Answer 4

O = distal half of anterior surface of humerus
I = coronoid process of ulna

Question 5

Brachioradialis O & I

Answer 5

O = lateral suprcondylar ridge of humerus
I = elbow joint

Question 6

Pronator teres O & I

Answer 6

O = humeral head - medial supracondylar ridge of humerus, ulnar head - coronoid process of ulna
I = lateral surface of radius

Question 7

Elbow extensors

Answer 7

• triceps brachii
• anconeus

Question 8

Triceps brachii O & I

Answer 8

O = long head - infraglenoid tubercle of scapula, medial head - posterior surface of humerus, lateral head - posterior surface of humerus

I = olecranon of ulna & fascia of forearm

Question 9

Anconeus O & I

Answer 9

O = lateral epicondyle of humerus
I = lateral surface of olecranon

Question 10

Name the ligaments

Answer 10

• ulnar collateral ligament
• radial collateral ligament
• annular ligament
• quadrate ligament