The Chemical Responsible for More Problems in Embryonic Development Than

question 15

Multiple Choice

The chemical responsible for more problems in embryonic development than any other is

• A) benzene.
• B) thalidomide.
• C) alcohol.
• D) DDT.

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Definitions:

Unconditioned Stimulus

In the context of classical conditioning, a stimulus which innately and automatically induces a response without the necessity of prior education.

Spontaneous Recovery

The reappearance of a previously extinguished conditioned response after a period of rest and with no further conditioning.

Addiction

A chronic, relapsing disorder characterized by compulsive drug seeking, continued use despite harmful consequences, and long-lasting changes in the brain.

Psychological Addiction

A dependency of the mind leading to compulsive engagement in rewarding stimuli despite adverse consequences.