physical or mental feature which is regarded as indicating condition of disease. Signs that suggests that there are problems.

To make something happen; create effect or result.

hormone released by pituitary gland that causes increased contraction of uterus during labour and stimulates ejection of milk into ducts of breasts.

Hormone secreted by the posterior pituitary gland (trade name Pitressin) and also by nerve endings in the hypothalamus; affects blood pressure by stimulating capillary muscles and reduces urine flow by affecting reabsorption of water by kidney tubules.

Not healthy; that might make you sick.

of nature of obsession. person who is affected by obsession.

chemical substance which is released at end of nerve fibre by arrival of nerve impulse and, by diffusing across synapse or junction. Chemical substances, such as acetylcholine or dopamine, that transmits nerve impulses across a synapse.

repeated decorative design. Regular repeated behavior. To copy the way something else is made.

compound present in body as neurotransmitter.

capacity to have effect on someone or something. Powers to affect what happens. have influence on.

having striking or revealing effect. To recognize something based on certain signs.

lacking in required or necessary quality. To desire or wish for something; hope for a thing.

statement or event that warns of something or that serves as cautionary example. To tell someone about possible danger.

To create or think of something.

state of things as they actually exist, as opposed to idealistic or notional idea of them.