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SOURCE CONFUSION

Source confusion is an attribute seen in different people's accounts of the same event after hearing people speak about the

SPASM

a sudden and involuntary muscle contraction that can be minor, like a twitch or sudden like a convulsion. It can

SPATIAL ORIENTATION

Being able to change location in space in relation to objects we can see. See spatial ability.

SPECIAL-ABILITY TEST

a test to see if a person possesses any extraordinary or unusual skills and abilities.

SPECIFIC-ENERGY DOCTRINE

a concept where the quality of the sensory experience is determined by the type of sensory receptor. Also called specific

SPECTRALLY OPPONENT CELL

a visual receptor cell excited by light in certain regions of the visible spectrum.

SPEECH DISORDER

the name given to any disorder of speech from poor hearing, poor sound creation and many other factors. See communication

SPEECH-SOUNDS PERCEPTION TEST

test that measures a person's ability to match a spoken nonsense word with its written counterpart.

SPHERICAL ABERRATION

the failure of light rays to converge at the same focal point due to curvature of a lens.

SPINAL COLUMN

the backbone from the cranium to the coccyx that encloses the spinal cord. It is a series of bones joined

SPIRAL OMNIBUS TEST

a test where the themes are spread out through the test and not together in one section. As the test

SPLIT-LITTER METHOD

Split litter method is a method of assigning different mates to a litter to minimise any genetic differences between the

SPONTANEOUS REGRESSION

where a person suddenly will relive an event form an earlier age.

SPORTS HYPNOSIS

style of hypnosis used to assist participants in sport to eliminate mind-sets that interfere with athletic performance or to develop

S-R-O LEARNING MODEL

a hypothesis that says associations are acquired between a discriminative stimulus and an instrumental response and the outcome. In psychology,

STAFFING THEORY

the perspective that results from working in a place that is overstaffed or understaffed. The formal name of this theory

STALKING

The repeated pattern of following and observing a person in an obsessional ay.

STANDARDIZATION GROUP

a sample group to establish the norms for the population it is representing. It is also known as standardization sample.

STARTLE RESPONSE

a person's sudden response to a loud noise, flashing lights or anything that is not expected. Also called startle reaction.

STATIC ATAXIA

the loss of the ability to hold a fixed position with swaying and tottering.