A Buffer

question 3

Multiple Choice

A buffer

• A) moderates changes in pH.
• B) always increases pH.
• C) always decreases pH.
• D) binds or releases bicarbonate ions.

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Definitions:

Sympathetic Nervous System

Part of the autonomic nervous system that prepares the body for rapid response to stressful or emergency situations by activating the fight-or-flight response.

Social Support

Assistance and comfort received from friends, family, and acquaintances, contributing to an individual’s emotional and physical health.

Biological Processes

The processes vital for a living organism to function, including biochemical pathways, cellular growth, and homeostasis maintenance.

Psychological Processes

Internal operations that underlie cognitive and emotional functions, such as perception, memory, and reasoning.