5 Questions
True or false: Pectoralis major muscle originates from the crest of the major tubercle of the humerus?
False
True or false: Pectoralis minor muscle protracts and depresses the scapula?
True
True or false: Pectoralis major muscle is innervated by the medial and lateral pectoral nerves?
True
True or false: Pectoralis minor muscle is attached to the 2nd - 4th ribs?
True
True or false: Pectoralis major muscle is not involved in medial rotation of the arm?
False
Test your knowledge of the thoracohumeral muscles with this quiz. Identify the origins, insertions, and actions of the pectoralis major muscle and enhance your understanding of the upper extremity musculature.
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