A Buffer Is a Substance or Combination of Substances Whose

question 43

Multiple Choice

A buffer is a substance or combination of substances whose presence in an aqueous solution will

• A) maintain a constant salt concentration
• B) convert all weak acids to strong acids
• C) keep the solution neutral
• D) more than one correct response
• E) no correct response

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Definitions:

Carotid Arteries

Major arteries located on each side of the neck that supply blood to the brain, neck, and face.

Vertebral Arteries

Arteries that supply blood to the upper part of the spine and brain.

Reticular Formation

A network of nerve pathways in the brainstem involved in consciousness and alertness.

Brainstem

The lower part of the brain that connects to the spinal cord, controlling fundamental body functions.