Stimulants, Such as Amphetamines, Are Substances That Act by Increasing

question 142

Multiple Choice

Stimulants, such as amphetamines, are substances that act by increasing the activity of the

• A)respiratory system.
• B)nervous system.
• C)cardiovascular system.
• D)digestive system.

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Definitions:

Intranasal

A route of administration where drugs are delivered through the nose directly to the bloodstream.

Elimination Half-life

The amount of time it takes for the concentration of a substance in the body to be reduced by 50%, a key pharmacokinetic parameter.

Therapeutic Half-life

The duration it takes for half of a drug dose to be eliminated from the body, affecting the duration and intensity of its pharmacological action.

Distribution Half-life

The time it takes for a substance (such as a drug) to reduce to half its initial concentration in the blood or body, indicating how quickly it is processed and distributed.