pectoralis minor


[pek-tuh-ral-is, -rey-lis, -rah-]
noun, plural pectorales [pek-tuh-ral-eez, -rey-leez, -rah-] . Anatomy.
either of two muscles on each side of the upper and anterior part of the thorax, the action of the larger (pectoralis major) assisting in drawing the shoulder forward and rotating the arm inward, and the action of the smaller (pectoralis minor) assisting in drawing the shoulder downward and forward.

< Latin pectorālis; see pectoral Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source Link To pectoralis minor

either of two large muscles of the chest [syn: pectoral
pectoralis minor

a skeletal muscle that draws down the scapula or raises the ribs 
WordNet® 3.0, © 2006 by Princeton University.
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