Depressor Labii Inferioris Muscle
by ![Tim Taylor]()
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 22nd, 2025
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The depressor labii inferioris muscle is a muscle of the face that draws the lower lip down and slightly laterally, as in the expression of irony.
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