FLOOR EFFECT

the inability of a test to measure or discriminate below a certain point, usually because its items are too difficult. Compare ceiling effect.

THALAMIC LESION

a loss of structure or operation of a portion of the thalamus resulting in such impacts as avoidance-learning deficits. Animals which have experienced a...

PREOPERATIONAL STAGE

with regard to Jean Piaget's theory, the second major occurrence of mental growth, approximately between 2 and 7 years old, whenever the kid comes...

SENESCENCE

1. The biological process of being old. 2. The condition of being old.

ROOTING REFLEX

Reflex of a newborn whereby a stimulus (a light touch with a nipple or finger) in the area of the corner of the mouth...

ANTITHESIS

1. an idea, or proposition that is opposite to or contradicts another proposition or idea. 2. in philosophy, this term refers to the second...

SOCIAL FACTORS

These are the factors that affect our thought and behaviour in social situations. This includes feedback, splitting into smaller groups and unresolved conflict. Social...

BEHAVIORAL INHIBITION SYSTEM (BIS)

n. the other of two motivational systems which govern human and animal behavior. The system activates an avoidance behavior as a response to perceived...

TOLERANCE

noun. 1. a condition, stemming from continual utilization of a drug, marked by a significant lessened impact with regular use of the same dosage...

TEMPLATE-MATCHING THEORY

the hypothesis postulating that pattern recognition progresses by comparing an input sensory arousal pattern to cognitive pictures or symbolizations of patterns until a match...

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