QuestionSBA
QuestionChoice
The 3 heads of the triceps insert into the olecranon, allowing its action to extend the arm and forearm.
10026996
a
The triceps brachii inserts into the olecranon
QuestionChoice
All muscles in the anterior compartment of the arm are innervated by the musculocutaneous nerve. The radial nerve innervates the muscles in the posterior compartment (triceps and anconeus).
10026998
c
The biceps brachii is innervated by the radial nerve
QuestionChoice
The short head of the biceps originates from the coracoid process. It is the long head of the biceps that originates from the supraglenoid tubercle.
10027000
e
The short head of the biceps brachii originates from the supraglenoid tubercle
QuestionChoice
The coracobrachialis originates from the coracoid process of the scapula and inserts into the medial aspect of the humerus. As it does not span the elbow joint, it cannot work to flex the forearm.
10026999
d
The coracobrachialis aids forearm flexion
QuestionChoice
The muscles of the arm are separated into anterior and posterior compartments by medial and lateral muscular septa. These septa span from the medial and lateral aspects of the humerus and are continuous with the deep fascia of the arm.
10026997
b
The muscles of the arm are separated into medial and lateral compartments by anterior and posterior muscular septa
Concept
Chapter
2693
5945
Bicep tendon tear
Topic
145
Orthopaedics
17797
Which statement regarding muscles of the arm is correct?
a