Which of the Following Is Not a Function of the Molluscan

question 237

Multiple Choice

Which of the following is not a function of the molluscan foot?

• A) It forms a cavity that houses the gills in gastropods.
• B) Most gastropods move by gliding on their muscular foot.
• C) It forms tentacles for grasping food in cephalopods.
• D) It is a digging organ in bivalves.
• E) It forms tentacles for locomotion in cephalopods.

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Definitions:

CS Preexposure

The process by which a conditioned stimulus is presented to a subject without the unconditioned stimulus, affecting subsequent conditioning.

Cue Deflation

The process where a cue that previously signaled the availability of a reinforcer loses its value or effectiveness after the reinforcer is decreased or removed.

Potentiation

The enhancement of a conditioned response (CR) to a nonsalient stimulus when a salient stimulus is also paired with the unconditioned stimulus (UCS).

Acquisition of Extinction

The process in conditioning when the conditioned response is reduced and eventually disappears as the conditioned stimulus is no longer paired with the unconditioned stimulus.