The major route of excretion of all electrolytes from the body is via the:
skin
lungs
rectum
kidney
The Correct Answer is D
A. Skin: Some electrolytes are lost via sweat, but not the major route.
B. Lungs: Lungs excrete CO₂ but not most electrolytes.
C. Rectum: Some are excreted via feces, but the amount is minimal.
D. Kidney: The kidneys regulate and excrete electrolytes such as sodium, potassium, and calcium.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
A. Acidic: Acidity refers to pH, not solute concentration.
B. Hypotonic: A hypotonic solution has a lower solute concentration than the cell, causing water to enter the cell.
C. Hypertonic: A hypertonic solution has a higher solute concentration and pulls water out of cells.
D. Isotonic: Isotonic solutions have equal solute concentration and do not cause fluid shifts.
Correct Answer is D
Explanation
A. antidiuretic hormone: ADH regulates water balance, not calcium.
B. calcitonin: Calcitonin lowers blood calcium levels by inhibiting bone resorption.
C. aldosterone: Aldosterone helps regulate sodium and potassium, not calcium.
D. parathyroid hormone: PTH increases serum calcium by stimulating bone resorption and increasing renal reabsorption of calcium.
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