The Elimination Half-Life Index of a Drug Is Determined by __________

question 59

Multiple Choice

The elimination half-life index of a drug is determined by __________.

• A) dividing in half the total time the drug produces an effect
• B) dividing in half the user's age
• C) noting the time it takes for the concentration to decline by half
• D) a combination of the above

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Definitions:

Sympathetic

Pertaining to the sympathetic nervous system, which activates the body’s fight or flight response under stress.

Parasympathetic

A division of the autonomic nervous system responsible for conserving energy and bringing the body to a state of rest.

Gray Matter

The part of the brain that contains most of the brain's neuronal cell bodies and is involved in sensory perception, emotion, speech, decision making, and self-control.

White Matter

A component of the central nervous system consisting of glial cells and myelinated axons that facilitates communication between different brain regions.