The pectoralis minor muscle
A) inserts on the greater tubercle of the humerus.
B) inserts on the acromion of the scapula.
C) may originate from ribs 3 to 5.
D) originates from the clavicle and sternum.

Question

Quizplus · Accepted Answer

The pectoralis minor muscle originates from the anterior surfaces of the 3rd, 4th, and 5th ribs and their costal cartilages, and inserts into the medial border and superior surface of the coracoid process of the scapula.

The Pectoralis Minor Muscle