Medical Pharmacology Practice Questions: Autonomic, Cholinergic Pharmacology

Atropine effects:
1. increased heart rate
2. pupillary dilation
3. dry mouth
4. all of the above
Cholinergic agent least likely to enter the brain:
1. atropine
2. scopolamine
3. ipratropium (Atrovent)
4. DFP
Reversible, noncovalent inhibitor of acetylcholinesterase
1. physostigmine (Antilirium)
2. DFP
3. edrophonium (Tensilon)
4. soman
Ganglionic blocker:
1. scopolamine
2. dopamine (Intropin)
3. mecamylamine (Inversine)
Predominant autonomic tone:
1. veins:parasympathetic
2. heart:sympathetic
3. ciliary muscle: sympathetic
4. salivary glands: parasympathetic
Powerful agonist at both alpha and beta adrenergic receptors
1. isoproterenol (Isuprel)
2. dopamine (Intropin)
3. clonidine (Catapres)
4. epinephrine
Positive inotropic drug that at low doses specifically promotes an increase in renal blood flow:
1. dobutamine (Dobutrex)
2. dopamine (Intropin)
3. terbutaline (Brethine)
4. lodoxamine (Alomide)
Beta-2 receptor activation
1. terbutaline (Brethine)
2. metaproterenol (Alupent)
3. ritodrine (Yutopar)
4. all of the above
Antihypertensive effect due to activation of CNS alpha-2 receptors
1. guanfacine (Tenex)
2. captopril (Capoten)
3. esmolol (Brevibloc)
4. phenoxybenzamine (Dibenzyline)
CNS stimulant used in management of narcolepsy or attention-deficit disorder
1. scopolamine
2. methylphenidate (Ritalin)
3. mecamylamine (Inversine)
4. clonidine (Catapres)
Antihypertensive agent that acts by direct arteriolar dilation:
1. labetalol (Trandate, Normodyne)
2. hydralazine (Apresoline)
3. methoxamine (Vasoxyl)
4. reserpine
Inhibitor of angiotensin converting enzyme
1. nicardipine (Cardene)
2. captopril (Capoten)
3. phentolamine (Regitine)
4. esmolol (Brevibloc)
Vasodilator used to manage hypertensive emergencies:
1. captopril (Capoten)
2. nitroprusside sodium (Nipride)
3. phenoxybenzamine (Dibenzyline)
4. minoxidil (Loniten)
Angiotensin II receptor antagonist:
1. captopril (Capoten)
2. losartin (Cozaar)
3. methyldopa (Aldomet)
4. phenoxybenzamine (Dibenzyline)
Most common side effect of oral beta-2 receptor agonists
1. brochodilation
2. tremor
3. vasodilation
4. tachycardia