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NATIONAL RESEARCH COUNCIL

is a branch of the National Academy of Sciences which is assigned studies by the U.S. Congress to then conduct.

NATURAL HIGH

is a state of increased happiness and elation which has not been induced by introducing substances into the body. It

NATURE

is an umbrella term used to describe a wide range of theories and ideals. One such theory is that nature

NECRO- (NECR-)

combination to form death or dissolution.

NEED TO BELONG

is the strong desire to form relationships and belong to groups.

NEGATIVE DISCRIMINATIVE STIMULUS (SYMBOL: S' OR S-)

is a stimulus, which in operant conditioning, signifies that a response will not be reinforced.

NEGATIVE SELF-VERIFICATION THEORY

is a theory which suggests when people request feedback about their mood, their negative beliefs are confirmed and their depressed

NEMBUTAL

an common or trade name for the drug called pentobarbital.

NEONATAL DRUG DEPENDENCY SYNDROME

typically results in a low weight of the child which is due to a mothers drug addiction or usage which

NEPIOPHILIA

describes a strong desire or feeling of sexual arousal by infants, a strand of paedophilia.

NERVOUS EXHAUSTION

is a common term for severe fatigue as a result of emotional strain.

NEURAL AXIS

describes the role the spinal cord plays in the structure of the nervous system, most neurons split at the spinal

NEURAL PLATE

is a region of tissue found in the ectoderm layer on the dorsal surface of an embryo. This neural plate

NEUROBLAST

describes an undifferentiated cell which may develop into a nerve cell.

NEUROGENESIS

produces neurons through the division of non-neuronal cells.

NEUROLOGY

Is a strand of the subject of medicine which expressly examines the nervous system in both healthy and diseased states,

NEUROPHYSIOLOGY

a strand of neuroscience which examines both the normal and abnormal functions of the nervous system including chemical and electrical

NEUROTIC DEPRESSION

defines any major depressive episode which is without psychotic features.

NEUTRAL POINT

is the parameter at which a single wavelength of visible light appears uncoloured, either showing as white or grey to

NICTITATING MEMBRANE

is otherwise known commonly as the third eyelid is a thin fold of semi-transparent membrane which can be pulled across