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A 76-year-old patient is admitted with vomiting and diarrhea of 3 days' duration. Besides assessing skin condition when looking for signs of dehydration, the nurse would look for: (select all that apply.)

dull, sunken eyes

full bounding pulse

small amount of darkly colored urine

dry mucous membranes

Answer and Explanation

Correct Answer : A,C,D

A. dull, sunken eyes: Sunken eyes are a classic sign of dehydration.

B. full bounding pulse: A full bounding pulse is more indicative of fluid overload, not dehydration.

C. small amount of darkly colored urine: Dehydration causes concentrated urine due to low fluid volume.

D. dry mucous membranes: Dry mucous membranes are an early and reliable sign of dehydration.

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Correct Answer is B

Explanation

A. Bile production: Bile production occurs in the liver and is not directly related to calcium.

B. Blood clotting: Calcium plays a crucial role in the clotting cascade by helping activate clotting factors.

C. Urine production: Urine production is regulated by the kidneys and involves water and electrolyte balance, not directly calcium.

D. Blood production: Blood cell production (hematopoiesis) occurs in the bone marrow and is not calcium-dependent.

A. none of the answers are correct B. hypotonic C. isotonic D. hypertonic

Correct Answer is D

Explanation

A. none of the answers are correct: One of the listed answers (isotonic) is

B. hypotonic: Hypotonic fluids cause water to move into cells, potentially leading to cellular swelling.

C. isotonic: Isotonic fluids (e.g., 0.9% NaCl) have the same osmolarity as plasma and expand extracellular volume without causing fluid shifts.

D. hypertonic: Hypertonic fluids draw water out of cells, causing cellular dehydration.

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A 76-year-old patient is admitted with vomiting and diarrhea of 3 days' duration. Besides assessing skin condition when looking for signs of dehydration, the nurse would look for: (select all that apply.)

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

In addition to building bones and teeth, calcium is important also for the following activity:

Correct Answer is B

Explanation

Fluid having a concentration of electrolytes that expands volume but does not cause a fluid shift in or out of the cells would be considered

Correct Answer is D

Explanation

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