What Structure Functions to Prevent Entrance of Food into the Trachea

question 184

Multiple Choice

What structure functions to prevent entrance of food into the trachea?

• A) tongue
• B) epiglottis
• C) cardiac sphincter
• D) trachea sphincter

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Definitions:

Catabolism

Catabolism refers to the set of metabolic pathways that break down molecules into smaller units, releasing energy stored within chemical bonds.

Anabolism

The constructive phase of metabolism in which the body cells synthesize complex molecules from simpler ones for growth, repair, and storage.

Substrate

A surface or material on or from which an organism lives, grows, or obtains its nourishment; in biochemistry, it's the substance on which an enzyme acts.

Inorganic Substance

A chemical compound that lacks carbon-hydrogen bonds, typical of non-living systems, such as minerals and metals.