- preoptic region
- preoptic region n PREOPTIC AREA
* * *
1. area hypothalamica rostralis. 2. area preoptica.
Medical dictionary. 2011.
preoptic region
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preoptic area — n a region of the brain that is situated immediately below the anterior commissure, above the optic chiasma, and anterior to the hypothalamus although it is not clearly demarcated from the hypothalamus and that regulates certain autonomic… … Medical dictionary
Preoptic area — Brain: Preoptic area Preoptic area is PO , at left, in blue. Latin Area praeoptica NeuroNames … Wikipedia
region — 1. An often arbitrarily limited portion of the surface of the body. SEE ALSO: space, zone. 2. A portion of the body having a special nervous or vascular supply, or a part of an organ having a special … Medical dictionary
preoptic — Referring to the p. region. * * * pre·op·tic .prē äp tik adj situated in front of an optic part or region <preoptic tracts in the brain> * * * pre·op·tic (pre opґtik) anterior to the optic chiasma … Medical dictionary
preoptic — (ˈ) ̷ ̷+ adjective Etymology: pre + optic : situated in front of an optic part or region preoptic tracts in the brain * * * adj … Useful english dictionary
Nucleus — 1) In cell biology, the structure that houses the chromosomes. 2) In neuroanatomy, a group of nerve cells. * * * 1. In cytology, typically a rounded or oval mass of protoplasm within the cytoplasm of a plant or animal cell; it is surrounded by a… … Medical dictionary
area — 1. [TA] Any circumscribed surface or space. 2. All of the part supplied by a given artery or nerve. 3. A part of an organ having a special function, as the motor a. of the brain. SEE ALSO … Medical dictionary
Sexually dimorphic nucleus — (SDN) is a cluster of cells located in the preoptic area of hypothalamus of the brain that is believed to be related to sexual behavior in animals. The volume of SDN is significantly larger (about twice) in males than in females, caused mainly by … Wikipedia
List of anatomical topics — This page aims to list articles related to anatomy. This list is not necessarily complete or up to date if you see an article that should be here but isn t (or one that shouldn t be here but is), please update the page accordingly. NOTOC A… … Wikipedia
area preoptica — [TA] preoptic area: several groups of cells in the median plane immediately below the rostral commissure of the telencephalon that are functionally related to the hypothalamus; called also preoptic region … Medical dictionary
