Which of the following best describes the action of a thiazide diuretic?
a. It works on the distal tubules of the kidneys, causing increased excretion of water, sodium, chloride, and potassium.
b. It works on the ascending loop of Henle.
c. It increases the concentration of the plasma and fluid in the renal tubules.
d. It works in the distal duct renal tubules to promote water and electrolyte excretion.
a. It works on the distal tubules of the kidneys, causing increased excretion of water, sodium, chloride, and potassium.
FEEDBACK:
a. Diuretic therapy is aimed at reducing fluid volume in the body for issues such as hypertension, edema, and congestive heart failure. The mechanism of action of a diuretic is dependent on what part of the kidney the drug is meant to work on. A thiazide diuretic works on the distal tubules of the kidneys, causing increased excretion of water, sodium, chloride, and potassium.
b. A diuretic that works on the ascending loop of Henle in the kidney is a loop diuretic. .
c. A diuretic that increases the concentration of the plasma and fluid in the renal tubules is an osmotic diuretic. .
d. A diuretic that works in the collecting distal duct renal tubules to promote water and electrolyte excretion is a potassium-sparing diuretic. .
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