| mesencephalic tegmentum | 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: tegmentum mesencephali, tegmentum, midbrain tegmentum. (05 Mar 2000) |
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| rhombencephalic tegmentum | The portion of the pons continuous with the mesencephalic tegmentum; it consists of reticular formation, tracts, and cranial nerve nuclei, and forms the dorsal part of the pons (pars dorsalis pontis). Synonym: tegmentum rhombencephali, tegmentum of rhombencephalon. (05 Mar 2000) |
| midbrain tegmentum | 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: tegmentum mesencephali, tegmentum, midbrain tegmentum. (05 Mar 2000) |
| tegmentum | Origin: L, a covering. <anatomy> A covering; applied especially to the bundles of longitudinal fibres in the upper part of the crura of the cerebrum. Source: Websters Dictionary (01 Mar 1998) |
| tegmentum mesencephali | 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: tegmentum mesencephali, tegmentum, midbrain tegmentum. (05 Mar 2000) |
| tegmentum of pons | The part of the pons bounded laterally by the middle cerebellar peduncles and anteriorly by the ventral part of pons; it is continuous with the tegmentum of the mesencephalon and contains long tracts such as the medial and lateral lemnisci, cranial nerve nuclei, and reticular formation. Synonym: pars dorsalis pontis, tegmentum of pons. (05 Mar 2000) |
| tegmentum of rhombencephalon | The portion of the pons continuous with the mesencephalic tegmentum; it consists of reticular formation, tracts, and cranial nerve nuclei, and forms the dorsal part of the pons (pars dorsalis pontis). Synonym: tegmentum rhombencephali, tegmentum of rhombencephalon. (05 Mar 2000) |
| tegmentum rhombencephali | The portion of the pons continuous with the mesencephalic tegmentum; it consists of reticular formation, tracts, and cranial nerve nuclei, and forms the dorsal part of the pons (pars dorsalis pontis). Synonym: tegmentum rhombencephali, tegmentum of rhombencephalon. (05 Mar 2000) |
| anterior hypothalamic region | The rostral portion of the hypothalamus that includes preoptic, supraoptic, paraventricular and anterior hypothalamic nuclei; the hypothalamic structures located internally in the general area of the optic chiasm. (05 Mar 2000) |
| ventromedial hypothalamic nucleus | <anatomy> A nucleus of the middle hypothalamus, the largest cell group of the tuberal region with small-to-medium size cells. (12 Dec 1998) |
| paraventricular hypothalamic nucleus | Nucleus in the anterior part of the hypothalamus. (12 Dec 1998) |
| posterior hypothalamic area | Caudal portions of the hypothalamus located internally in the area of the mamillary body, includes medial, intermediate, and lateral mamillary nuclei and the posterior hypothalamic nuclei. Synonym: posterior hypothalamic area. (05 Mar 2000) |
| posterior hypothalamic nucleus | A large, periventricular hypothalamic nucleus located dorsal to the mamillary body, continuous with the central gray substance of the mesencephalon. Synonym: nucleus posterior hypothalami. (05 Mar 2000) |
| posterior hypothalamic region | Caudal portions of the hypothalamus located internally in the area of the mamillary body, includes medial, intermediate, and lateral mamillary nuclei and the posterior hypothalamic nuclei. Synonym: posterior hypothalamic area. (05 Mar 2000) |
| hypothalamic | Of or involving the hypothalamus. (18 Nov 1997) |