The lowest percentage of body fluids occurs in:
young adults
children
infants
elderly adults
The Correct Answer is D
A. young adults: They have a relatively high percentage of body water (50–60%).
B. children: Children have more body water than adults.
C. infants: Infants have the highest body water content (~70–80%).
D. elderly adults: Aging leads to a decrease in lean body mass and total body water.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
A. Edema: Edema is fluid excess in tissues, not related to thirst suppression.
B. Ascites: Ascites is fluid accumulation in the abdomen, not typically related to fluid intake.
C. Dehydration: Without the sensation of thirst, Mr. J may not drink enough fluids and become dehydrated.
D. Water intoxication: Water intoxication occurs with excess intake, not with deficient intake.
Correct Answer is D
Explanation
A. water intoxication: Water intoxication refers to excess water intake leading to dilutional hyponatremia.
B. osmotic diuresis: Osmotic diuresis involves loss of water and electrolytes, typically due to high solute levels like glucose.
C. shock: Shock is a complex condition involving inadequate tissue perfusion, not specific to water-only loss.
D. simple dehydration: Simple dehydration refers to loss of pure water without a corresponding loss of electrolytes.
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