LASHLEY, KARL SPENCER (1890- 1958)

This outstanding physiological psychologist was born in West Virginia and received his Ph.D. in genetics at Johns Hopkins in 1915. He remained there for...

LAAM I

It has longer half in about 72 hours than methadone and therefore needs to be taken only three times a week which is a...

LACRIMATION

Especially excessive crying.

LAMOTRIGINE

Although ineffective for treating acute maniac episodes it has gained acceptance as a single drug treatment for acute bipolar depression and rapid cycling bipolar...

LANGUAGE DISABILITY

Also see general language disability it is the development or function with a significant difficulty with or impairment of language.

LATCHKEY CHILDREN

Children who have no adult supervision outside of school hours until a parent or caretaker arrives.

LATITUDE OF REJECTION

Positions an indvidual holds that allows them to reject certain behaviors.

LABELED LINES

Inputs to the brain that are nerve inputs and the brain conceptualized as each reporting only one particular type of information

LACUNA

A gap or break, say, a gap in memory.

LAND THEORY OF COLOR VISION

a theory that colour registration proceeds in the brain. Demonstrations such as the land effect suggest that various wave lengths register on the colour...

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