Estrogen receptors (and progesterone receptors) are found mainly in neurons in the anterior and mediobasal hypothalamus, notably: 1  the preoptic area (where LHRH neurons are located) 2  the periventricular nucleus (where somatostatin neurons are located) 3  the ventromedial hypothalamus (which is important for sexual behavior).
Wiktionary (0.00 / 0 votes) Rate this definition: crease (Noun) A line or mark made by folding or doubling any pliable substance; hence, a similar mark, however produced. crease (Noun) One of the white lines drawn on the pitch to show different areas of play; especially the popping crease, but also the bowling crease and the return crease. crease (Noun)
Painting by Christoffer Wilhelm Eckersberg (1841) Buttock cleavage is minor exposure of the buttocks and the intergluteal cleft between them, often because of low-slung or loose trousers. The crena is another formal term for the cleft between the buttocks, and the medical term is posterior rugae. 1  1 History.  2 Lexicon.