Attachments

Question 1

Biceps brachii

Answer 1

Long head: Supraglenoid tubercle and superior portion of glenoid labrum to radial tuberosity and bicipital aponeurosis
Short head: coracoid process to radial tuberosity and bicipital aponeurosis

Question 2

Brachioradialis

Answer 2

Upper lateral supracondylar ridge of humerus to superior aspect of styloid process of radius

Question 3

Supinator

Answer 3

Lateral epicondyle of humerus and radial collateral ligament to proximal portion of anterolateral surface of radius

Question 4

Triceps

Answer 4

Long head: infraglenoid tubercle of scapula to posterior surface of olecranon process of ulna
Lateral head: superior half of posterior surface of humeral shaft to posterior surface of olecranon process of ulna
Medial head: posterior shaft of humerus, distal to the spiral groove, to posterior surface of olecranon process of ulna

Question 5

Pronator teres

Answer 5

Humeral head: superior portion of medial epicondyle to lateral aspect of mid shaft of radius
Ulnar head: coranoid process of ulna to lateral aspect of mid shaft of radius

Question 6

Brachialis

Answer 6

Lower half of anterior aspect of humerus to tuberosity and coronoid process of ulna