anterior perforated substance
anterior perforated substance n.
A region at the base of the brain through which numerous small branches of the anterior and middle cerebral arteries enter deep into the cerebral hemisphere.
- Anterior pituitary
See under . a small, somewhat cherry-shaped double structure attached by a stalk to the base of the brain and constituting the master endocrine gland affecting all hormonal functions in the body, consisting of an anterior region ((anterior pituitary) or (adenohypophysis)) that develops embryonically from the roof of the mouth and that secretes growth hormone, […]
an anterior pituitary polypeptide hormone that stimulates lactation by the mammary glands at parturition in mammals, the activity of the crop in birds, and in some mammalian species the production of progesterone by the corpus luteum. Contemporary Examples When fathers hold and play with their children, oxytocin and prolactin kick in, priming them for bonding. […]
- Anterior pituitary gonadotropin
anterior pituitary gonadotropin anterior pituitary gonadotropin n. Any of several polypeptide or protein hormones secreted by the anterior lobe of the pituitary gland. Also called pituitary gonadotropic hormone.
- Anterior pituitary luteotropin