Why Doesn't the Hydrochloric Acid Produced by the Stomach Digest

question 37

Multiple Choice

Why doesn't the hydrochloric acid produced by the stomach digest its own lining cells?

• A)The stomach has a dense connective tissue lining.
• B)Lining cells produce a protective mucus layer.
• C)The cells make chemicals that quickly neutralize all the acid.
• D)The acid is specific to proteins, not cells.

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Definitions:

Appetite Problems

Issues related to the desire for food intake, which can range from reduced appetite (anorexia) to increased appetite (polyphagia).

Neurotransmitter

Chemical substances that transmit signals across a synaptic gap from one nerve cell to another.

Synaptic Vesicles

Small structures within neurons that store neurotransmitters, which are released during neurotransmission to send signals to other neurons.

Synapse

The junction between nerve cells where neurotransmitters are released, allowing signals to pass from one neuron to another.