Which of the Following Statements Are Correct Regarding Epithelial Cells

question 15

Multiple Choice

Which of the following statements are correct regarding epithelial cells of the gastric mucosa?

• A) They prevent diffusion of hydrogen into the mucosa.
• B) They secrete bicarbonate to neutralize hydrogen ions.
• C) They have the ability to increase blood flow to facilitate removal of toxic metabolites.
• D) They break down prostaglandins.

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Definitions:

Enzymes

Proteins that catalyze, or speed up, chemical reactions within living organisms without being consumed in the process.

Refractory Period

Time following an action potential when a neuron is unable to conduct another nerve impulse.

Ejaculation

The discharge of semen from the male reproductive tract as a result of sexual climax.

Spermatogenesis

The biological process of sperm cell development in males, which takes place in the testes and involves the production and maturation of spermatozoa.