tegmentum (redirected from Tegmenta)

tegmentum /teg·men·tum/ (-tum) pl. tegmen´ta   [L.]

1. a covering.

2. tegmentum of mesencephalon.

3. the dorsal part of each cerebral peduncle.

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tegmentum of mesencephalon  the dorsal part of the mesencephalon, formed by continuation of the dorsal parts of the cerebral peduncles across the median plane, and extending on each side from the substantia nigra to the level of the mesencephalic aqueduct.

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teg·men·tum (tg-mntm)

n. pl. teg·men·ta (-t)

1. See tegmen.

2. The mesencephalic tegmentum.

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teg·mental adj.

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tegmentum

pl. tegmenta [L.] a covering.

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mesencephalic tegmentum

part of the mesencephalon, the midbrain; contains the motor nuclei of the oculomotor and trochlear nerves, the red nucleus and the reticular formation.