EMPIRICAL TEST

Testing a hypothesis with experiments.

EMPTY NEST

The family home after the cjildren have grown up and moved away.

ENCEPHALE ISOLE

An animal where the brainstem has been cut where it meets the spinal cord.

END BRUSH

Finely branched terminal of an axon. Also called telodendron.

ENDOGENOUS

Originating within the body rssulting fromnormal proceses. Compare exogenous.

ENDORPHINS

A class of neuropeptides found in the pituitary gland that function as endogenous opoids.

ENGINEERING CONTROLS

Avoiding hazards by redesigning machinery and equipment to remove unsafe work practices. See hazard control protocol.

ENTHUSIASM

The feeling of excitement for an activity.

EN

The analysis of environmental features of beauty, scenic quality, and visual preference.

ENVIRONMENTAL LOAD THEORY

The theory that humans have a limited ability to handle environmental stimuli.

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