hypertension questions and answers

At which stage/classification of hypertension should drug therapy be instituted according to the JNC-7 Report? A. Prehypertension B. Stage 1 C. Stage 2 D. Any stage where the blood pressure is greater than 120/80 mm Hg ____ 2. Because primary hypertension has no identifiable cause, treatment is based on interfering with the physiological mechanisms that regulate blood pressure. Thiazide diuretics treat hypertension because they: A. Increase renin secretion B. Decrease the production of aldosterone C. Deplete body sodium and reduce fluid volume D. Decrease blood viscosity ____ 3. Because of its action on various body systems, the patient taking a thiazide or loop diuretic may also need to receive: A. Potassium supplements B. Calcium supplements C. Magnesium supplements D. Phosphates supplements ____ 4. All patients with hypertension benefit from diuretic therapy, but those who benefit the most are: A. Those with orthostatic hypertension B. African Americans C. Those with stable angina D. Diabetics ____ 5. Beta blockers treat hypertension because they: A. Reduce peripheral resistance B. Vasoconstrict coronary arteries C. Reduce norepinephrine D. Reduce angiotensin II production