mesencephalic tegmentum

(redirected from Midbrain tegmentum)
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mes·en·ce·phal·ic teg·men·tum

that major part of the substance of the mesencephalon or midbrain that extends from the substantia nigra to the level of the cerebral aqueduct.

mes·en·ce·phal·ic teg·men·tum

(mes'en-se-fal'ik teg-men'tŭm)
That major part of the substance of the mesencephalon or midbrain that extends from the substantia nigra to the level of the cerebral aqueduct.
Synonym(s): tegmentum (2) .

tegmentum

pl. tegmenta [L.] a covering.

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.
References in periodicals archive ?
The patient was not diagnosed PSP due to the absence of atrophy of midbrain tegmentum, superior colliculi, and pons.
The cortical target of the motor loop, the SMA, has direct projections to the spinal cord and the GPi also has substantial connections to the reticulospinal tract via the midbrain tegmentum.