UWEC NRSG 245 Pharmacology | Exam 3 (Ch. 18) Final Questions And All Correct.

*True or False:* Most beneficial responses to alpha blockers, especially reduction in blood pressure in individuals with hypertension, result from the blockade of alpha1 receptors on blood vessels - Answer True ___________ blockers reduce the symptoms of BPH by blocking receptors in the bladder neck and prostatic capsule, which causes smooth muscle to relax at those sites - Answer Alpha (block alpha1 receptors) ________________ _________________, one of the major adverse effect of alpha blockers is caused by blocking alpha1 receptors on veins - Answer Orthostatic Hypotension ______________ _________________, an adverse effect of alpha blockers is caused by blocking alpha1 receptors on arterioles - Answer Reflex tachycardia ____________ ________________, one of the adverse effects of alpha blockers is caused by blocking alpha1 receptors in the nasal mucosa - Answer Nasal congestion Inhibition of ejaculation is caused by blocking ___________ receptors in the male sex organs - Answer alpha1 The __________ ___________ effect refers to how an alpha blocker can cause fainting due to profound orthostatic hypotension when administered for the first time - Answer first dose True or False: Alpha blockers end in "-olol" - Answer False (Alpha blockers end in "-osin") __________ blockers produce their beneficial effects by blocking receptors in the heart, thereby reducing heart rate, force of contraction and AV conduction - Answer Beta The principle indications for _________ blockers are cardiovascular, hypertension, angina pectoris, heart failure, and supraventricular tachydysrhythmias - Answer beta Potential adverse effects of ____________ receptor blockade are bradycardia, reduced cardiac output, AV heart block and precipitation of heart failure - Answer beta1