What is the action of the PECTORALIS muscle? - ProProfs Discuss
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What is the action of the PECTORALIS muscle?



A. Retract the ARM.
B. Adduct the ARM.
C. Protract the ARM.
D. Rotate the art.

This question is part of Origin, Insertion, and Action of Muscles Quiz
Asked by Prowlingpangolin, Last updated: Jan 01, 2020

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2 Answers

bentleyck

Bentleyck

Answered May 06, 2017

Pectoralis muscles are also responsible for internal rotation of the arm, therefore 4. should not be incorrect
 

John Smith

John Smith

Answered Nov 04, 2016

Adduct the arm.
 

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