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Prohibited Substances, Such as Illegal Narcotics, Are Known Most Commonly

question 90

Multiple Choice

Prohibited substances, such as illegal narcotics, are known most commonly as ______.


Definitions:

Voluntary Control

The ability to consciously regulate bodily movements or actions through the nervous system.

Epiglottis

A flap of cartilage at the root of the tongue, which is depressed during swallowing to cover the opening of the windpipe.

Uvula

A small fleshy extension at the back of the soft palate which hangs above the throat and plays a role in speech and swallowing.

Upper Esophageal Sphincter

The muscular ring located at the top of the esophagus that controls the passage of food into the esophagus from the throat.

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