Muscles of the anterior and posterior compartments of the arm

• The long head of the biceps brachii

• The short head of the biceps brachii

• The coracobrachialis

• The brachialis

• The lateral head of the triceps brachii

• The medial head of the triceps brachii

• The long head of the triceps brachii

• The long head of the biceps brachii

• The short head of the biceps brachii

• The coracobrachialis

• The brachialis

• The medial head of triceps brachii

What is the structure labelled (1)

• The long head of the biceps brachii

• The musculocutaneous nerve

• The short head of the biceps brachii

• The brachialis

• The long head of the triceps brachii

• The medial head of the triceps brachii

• The lateral head of the triceps brachii

• The thick head of the triceps brachii

• The long head of the biceps brachii

• The short head of the biceps brachii

• The brachialis

• The coracobrachialis

• The long head of the triceps brachii

• The long head of the biceps brachii

• The short head of the biceps brachii

• The brachialis

What is the structure labelled (1)

• The short head of the biceps brachii

• The coracobrachialis

• The brachialis

• The long head of the biceps brachii