Peduncle (anatomy)

A peduncle is an elongated stalk of tissue. Sessility is the state of not having a peduncle; a sessile mass or structure lacks a stalk.

Not to be confused with Pedicle (anatomy).
For other uses, see Sessility (disambiguation).

In medicine, a mass such as a cyst or polyp is said to be pedunculated if it is supported by a peduncle.

There are in total three types of peduncles in the cerebellum of the human brain, known as superior cerebellar peduncle, middle cerebellar peduncle, and inferior cerebellar peduncle.

Pedunculated eyes are also the defining attribute of the Stylophthalmine trait found in certain fish larvae. The caudal peduncle is a slightly narrowed part of a fish where the caudal fin meets the spine.

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