The Most Commonly Used Opiate Is

question 444

Multiple Choice

The most commonly used opiate is:

• A) caffeine.
• B) nicotine.
• C) heroin.
• D) OxyContin.

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Definitions:

Chemoreceptor

Sensory receptor that is sensitive to chemical stimulation—for example, receptors for taste and smell.

Thermoreceptor

Sensory receptor that detects heat.

Mechanoreceptor

Sensory receptor that responds to mechanical stimuli, such as pressure, sound waves, or gravity.

Photoreceptor

Sensory receptor that responds to light stimuli.