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crista


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n. ( pl.cristae) 1. the sensory structure within the ampulla of a semicircular canal within the inner ear (see illustration). The cristae respond to changes in the rate of movement of the head, being activated by pressure from the fluid in the semicircular canals. 2. one of the infoldings of the inner membrane of a mitochondrion. 3. any anatomical structure resembling a crest.

1. the sensory structure within the ampulla of a semicircular canal within the inner ear (see illustration). The cristae respond to changes in the rate of movement of the head, being activated by pressure from the fluid in the semicircular canals. 2. one of the infoldings of the inner membrane of a mitochondrion. 3. any anatomical structure resembling a crest.

A crista.

Subjects: Medicine and Health — Psychology.


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