Which of the Following Is NOT a Component of the Unified

question 20

Multiple Choice

Which of the following is NOT a component of the unified model of active galactic nuclei?

• A) a corona
• B) a jet
• C) a torus
• D) an accretion disk

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Definitions:

Conditioned Stimulus

An initially neutral signal that, once it is linked with a natural stimulus, eventually elicits a learned response.

Pavlov

Ivan Pavlov, a Russian physiologist known primarily for his work in classical conditioning, particularly experiments with dogs leading to the concept of the conditioned reflex.

Neutral Stimulus (NS)

In classical conditioning, a stimulus that elicits no response before conditioning.

Conditioned Stimulus (CS)

In classical conditioning, a previously neutral stimulus that, after association with an unconditioned stimulus (US), comes to trigger a conditioned response.