NATIONAL INSTITUTE OF MENTAL HEALTH (NIMII)

In response to increased public awareness of the need for more research, training, and services in the mental health field, Congress passed the epoch-making...

NIHILISM (Nihilistic Delusion)

In psychiatry, the delusion of nonexistence. The patient believes he no longer exists, that his mind or a part of his body is missing,...

NECROMANIA (literally, mania for the dead)

Pathological preoccupation with dead bodies.The interest in corpses is usually of a sexual character and may in some cases take the form of necrophilia,...

NOREPINEPHRINE (Noradrenalin)

A substance secreted by the medulla of the adrenal gland.Since it has important effects on the activity of the sympathetic nervous system, noradrenalin is...

NEURAL SET

is an often temporary almost guaranteed response from a neural pathway.

NECROPHILIA (literally, love of corpses)

A sexual deviation consisting of a morbid sexual interest in dead bodies.This perversion seems to be confined to men. The necrophile achieves sexual arousal...

NOSOLOGY (literally, “study of disease”)

The classification of diseases, or the branch of medicine that deals with naming and classifying diseases.Nosology has an extremely important place in psychiatry, as...

NEUROTIC DEPRESSION

defines any major depressive episode which is without psychotic features.

NERVE CONDUCTION

The process by which impulses are carried by nerve cells.Our knowledge of nerve conduction has gone through a number of stages. Early thinkers, such...

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