Anatomy Explorer
Papillary Muscles
by
Written by
Tim Taylor
Anatomy & Physiology Senior Writer
Tim Taylor is a senior writer at Innerbody Research focusing on human anatomy and physiology. Tim earned both his Bachelor of Science degree in Biology and his Master's degree in Teaching from the University of Pittsburgh.
Last updated: Jan 13th, 2026
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The papillary muscles project inward from the heart's ventricle walls. The chordae tendineae spring form the papillary muscles.
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