Define the Following Terms

question 40

Short Answer

Define the following terms
-standard deviation

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Definitions:

Hallucinations

Perceptions in a conscious and awake state in the absence of external stimuli that have qualities of real perception.

Pain-killing Neurotransmitters

Chemical substances in the nervous system that reduce the sensation of pain, such as endorphins.

Foot Shocks

Unpleasant electric shocks applied to the feet, often used in behavioral experiments to study learning and conditioning.

Barbiturates

A class of drugs that are used as sedatives and hypnotics, and can affect the central nervous system.