When a Parent Asks How They Will Know If Their

question 20

Multiple Choice

When a parent asks how they will know if their 2-month-old baby,who is throwing up and has frequent diarrhea,is dehydrated,the nurse's best response is

• A) "Clinical dehydration is the combination of extracellular fluid volume deficit and hypernatremia, so those are the diagnostic criteria."
• B) "If he doesn't wet his diaper all afternoon and his neck veins look flat when he is lying down, then he is probably dehydrated."
• C) "If he sleeps more than usual and acts tired when he is awake, then he is probably dehydrated."
• D) "If the soft spot on the top of his head feels sunken in and his mouth is dry between his cheek and his gums, then he is probably dehydrated."

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Definitions:

H+

The proton, often representing an acid in chemistry, capable of forming hydronium ions (H3O+) in solution.

Reactive Intermediate

Highly reactive species formed transiently in the course of a chemical reaction.

Hydroxide

A negatively charged ion (OH-) consisting of oxygen and hydrogen.

Diazomethane

A highly reactive organic compound with the formula CH2N2, used in organic synthesis to introduce methyl groups or to form diazo compounds.