cornu ammonis

cornu

 [kor´noo] (pl. cor´nua) (L.)

horn.

cornu ammo´nis hippocampus.

cornu sacra´le either of two hook-shaped processes extending downward from the arch of the last sacral vertebra.

Am·mon's horn

(ah'mŏn), [TA]

one of the two interlocking gyri composing the hippocampus, the other being the dentate gyrus. Based on cytoarchitectural features, Ammon horn can be divided into region I [TA] (regio I cornus ammonis [TA]), region II [TA] (regio II cornus ammonis [TA]), region III [TA] (regio III cornus ammonis [TA]), and region IV [TA] (regio IV cornus ammonis [TA]).

Synonym(s): cornu ammonis

[G. Ammōn, the Egyptian deity Amūn]

Ammon,

Greek name of the Egyptian god Amun.

Ammon horn - one of the two interlocking gyri composing the hippocampus, the other being the dentate gyrus. Synonym(s): cornu ammonis

cornu

pl. cornua [L.] horn; a hornlike excrescence or projection; a structure that appears horn-shaped, especially in section. See also cornual.

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cornu ammonis

see hippocampus.

dorsal cornu

the dorsal protuberance of gray matter in the spinal cord. Called also dorsal horn.

lateral cornu

the lateral projection from the lateral intermediate substance of the spinal cord. It is prominent only in the thoracolumbar parts of the cord.

nasal cornu

the slender, ventral part of the comma-shaped alar cartilages that make up the support for the rim of the nostril.

thyroid cartilage cornu

there are rostral and caudal cornua borne on this cartilage.

uterine cornu

the horns of the uterus.

ventral cornu

the ventral horn of gray matter in the spinal cord. Contains the motor horn cells for the neurons of the peripheral nerves.