Hyponatremia Is Marked by a Serum Sodium Level Less Than

question 3

Multiple Choice

Hyponatremia is marked by a serum sodium level less than

• A) 137 mEq/mL.
• B) 140 mEq/mL.
• C) 133 mEq/mL.
• D) 145 mEq/mL.

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Definitions:

Enzymes

Enzymes are biological molecules, typically proteins, that significantly speed up the rate of virtually all chemical reactions within cells without being consumed by those reactions.

Substrate

In biochemistry, the reactant that an enzyme acts upon to catalyze a chemical reaction.

Pepsin

An enzyme in the stomach that breaks down proteins into smaller peptides, facilitating digestion.

Denature

A process in which proteins lose their native shape and functionality due to the disruption of non-covalent bonds, often caused by changes in pH, temperature, or chemical exposure.