The Ability of Rats to Learn Among Different Textures Provides

question 41

Multiple Choice

The ability of rats to learn among different textures provides evidence that

• A) rats and mice tend to use their forepaws just as often as they do their whiskers to learn about their environment.
• B) rats and mice tend to use their forepaws more often than they use their whiskers to learn about their environment.
• C) the whisker-to-brain innervation is highly plastic and adapts to the environmental demands (e.g., different textures).
• D) the whisker-to-brain innervation requires that (nearly) all whiskers be intact in order for the rat to learn and successfully navigate his environment.
• E) the whisker-to-brain innervation is active only when the whiskers are deflected by some solid texture.

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Definitions:

Stimulates

To encourage something to grow, develop, or become active.

Pharmacodynamic

The branch of pharmacology concerned with the effects of drugs and the mechanism of their action in the body.

Capsules

Small, typically cylindrical, dosage forms designed to encapsulate medicines for oral administration, aiding in ease of consumption and absorption.

Cylinder-Shaped

Describes an object or structure with a circular base and parallel sides, extending equally in height.