fungiform papillae

swellings on the anterior surface (front) of the tongue, in humans numbering about 200 and each shaped like a mushroom. About half the fungiform papillae lack taste buds; the others each contain from 1 to 36 taste buds, with a mean of 3. Receptors in fungiform papillae are particularly sensitive to salty and sweet chemicals. See also papilla.

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Psychology term of the day

December 26th 2024

tractotomy

n. the surgical interruption of a nerve tract in the brainstem or spinal cord. One form of tractotomy is of benefit in bipolar disorder that is resistant to other forms of treatment.