Exam 3: Blood Pressure and Diuretics

Diuretics acting on the ascending limb of loop of Henle are the most efficacious in promoting salt and water excretion because:

Which of the following is a potassium retaining diuretic:

Thiazide diuretics and furosemide have directionally opposite effect on the net renal excretion of the following substance:

Methyldopa lowers BP by:

Furosemide acts by inhibiting the following in the renal tubular cell:

The primary mechanism by which antidiuretic hormone reduces urine volume is:

Given drug is

Secretion of K⁺ in the late distal tubule and collecting ducts of kidney depends on:

Methyldopa differs from clonidine in the following respect:

Angiotensin converting enzyme inhibitors are contraindicated in:

is a directly acting vasodilator, but is not used alone as an antihypertensive because:

Used alone the following antihypertensive drug tends to increase cardiac work and can precipitate angina:

The most important reason for the thiazides being only moderately efficacious diuretics is:

Low doses of heparin prolong:

Thiazide diuretics enhance K⁺ elimination in urine primarily by:

The primary site of action of thiazide diuretics is:

Choose the correct statement about thiazide diuretics:

Low concentrations of heparin selectively interfere with the following coagulation pathway(s):

The primary mechanism by which heparin prevents coagulation of blood is:

The Na⁺-Cl^- symport in the early distal convoluted tubule of the kidney is inhibited by: