Older adults are at risk for excessive fluid loss for several reasons. The nurse is correct by giving which of the following reasons when asked by an elderly client? 

Altered antidiuretic hormone response
Decreased renal concentration of the urine
Increase in body fat

Explanation

• Older adults are at risk for excessive fluid losses due to decreased renal concentration of urine, altered antidiuretic hormone response, and increase in body fat that offsets total quantity of body water in proportion to body weight.

Thirst is diminished in older adults and can lead to dehydration.

• Excessive ingestion of foods containing sodium can lead to fluid volume excess.

• Anasarca refers to a massive water retention in the body.

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