Sentences with phrase «larger hypothalamus»

If fish experienced the complex social environment for 2 month they had a larger hypothalamus: the area that contains most of the brain nodes of the «social behaviour network».

Not exact matches

The placenta secretes a large amount of corticotrophin - releasing hormone (a stress reducing hormone) in the third trimester, and may trigger the hypothalamus in the brain, which normally secretes the hormone, to stop producing it.

LeVay achieved fame in the 1990s for publishing a study, often called «the gay brain» report, which revealed that the third Interstitial Nucleus of the Anterior Hypothalamus in heterosexual men was twice as large as the one found in gay men's brains.

Recently, Goadsby proved that the posterior of the hypothalamus — the part of the brain involved in circadian rhythm — is measurably larger in people who suffer from cluster headaches.

Hypocretin — which binds to hypocretin receptor 2 — is manufactured in large quantities in some parts of the hypothalamus, an area known to be important in regulating sleep.

The medial septal area projects to a large number of brain regions that show theta modulation, including all parts of the hippocampus as well as the entorhinal cortex, perirhinal cortex, retrosplenial cortex, medial mamillary and supramamillary nuclei of the hypothalamus, anterior nuclei of the thalamus, amygdala, inferior colliculus, and several brainstem nuclei (Buzsáki, 2002).

Two hormonal regulators which have been studied are leptin and ghrelin, whose effects on energy balance are in a large part mediated by the hypothalamus.87 Leptin, a peptide hormone secreted by adipose tissue, acts to reduce appetite.87 Circulating levels are proportional to adiposity and so decline during weight - loss, thus increasing appetite, however this reduction is believed to be disproportionately greater than the change in fat - mass.82 As expected, IER (60 - 85 % ER on restricted days) weight - loss interventions have all noted a decline in leptin levels 39, 41, 46 - 49, 52, comparable with energy - matched CER protocols after three months 48 and six months.41

Craniopharyngiomas are large, solid, cystic areas that extend into the overlying hypothalamus.