Which Component of Gastric Juice Is Necessary for the Breakdown

question 18

Multiple Choice

Which component of gastric juice is necessary for the breakdown of proteins?

• A) Hydrochloric acid (HCl)
• B) Pepsin
• C) Intrinsic factor
• D) Potassium

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Definitions:

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Drive-Reduction Theory

A theory of motivation suggesting that biological needs create internal drives that seek to be reduced by satisfying those needs.

Arousal Theory

A theory that suggests people are motivated to maintain an optimal level of arousal, neither too high nor too low.

Avoid Stress

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