evaginate

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evaginate

(ĭ-văj′ə-nāt′)
tr.v. evagi·nated, evagi·nating, evagi·nates
To cause (a body part) to turn inside out by eversion of an inner surface.

e·vag′i·na′tion n.

evagination

(e-vaj-i-na'shun)
1. Emergence from a sheath.
2. Protrusion of an organ or part. See: invagination
evaginate (-nat), adjective

evaginate

to push out (e.g. a tubular organ), turn inside out or unsheath.
References in periodicals archive ?
To determine the nature of the morphological changes that occur during thyroid development in the chick embryo, we measured the length, width, and depth of the evaginated region (the thyroid pit) from chick embryos of stages 13, 14, and 15 of development (Table 1, Fig.
Tapeworm larvae often have the head, or scolex, invaginated; when the larvae reach the intestines of the final host, the head is evaginated, or turned inside out, so the suckers can attach to the wall of the intestines.
5 cm from the base of the pedicel, frequently with the nectaries on the lower 2 or 3 pedicels not developing completely but remaining leaf-like and slightly evaginated.