Anatomy
tympanic membrane
tym·pan·ic mem·brane
Subclass of:
External Ear
Definitions related to tympanic membrane:
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(eardrum) A thin membrane separating the ear canal and middle ear.Harvard Dictionary of Health TermsHarvard Medical Publishing, 2011
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A thin membrane that separates the external auditory canal from the middle ear. The movement of the tympanic membrane in response to air pressure changes in the external ear facilitates the transmission of sound energy by causing vibration of the ossicular chain.NCI ThesaurusU.S. National Cancer Institute, 2021
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An oval semitransparent membrane separating the external EAR CANAL from the tympanic cavity (EAR, MIDDLE). It contains three layers: the skin of the external ear canal; the core of radially and circularly arranged collagen fibers; and the MUCOSA of the middle ear.NLM Medical Subject HeadingsU.S. National Library of Medicine, 2021
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Tympanic membrane, thin layer of tissue in the human ear that receives sound vibrations from the outer air and transmits them to the auditory ossicles, which are tiny bones in the tympanic (middle-ear) cavity. It also serves as the lateral wall of the tympanic cavity, separating it from the...Encyclopedia Britannica, Inc., 2020
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