Pharmacology Practice Questions: Autonomic, Adrenergic Pharmacology

What is the most abundant catecholamine in the adrenal medulla?
1. Tyramine
2. Epinephrine
3. Norepinephrine
4. Dopamine
The nicotinic cholinergic receptors found prominently at which one(s) of the following site(s)?
1. Autonomic ganglia
2. Neuromuscular junctions
3. Both
4. Neither
Which one of the following agents is an uptake I blocker?
1. Procaine
2. Diphenhydramine
3. Imipramine
4. All of the above
Extraneuronal, e.g. glial, uptake system for catecholamines describes which one of the following?
1. Uptake I
2. Uptake II
This ß receptor type is mainly associated with the myocardium.
1. ß-1
2. ß-2
The primary CNS site of action of this agent is at postsynaptic alpha-2 receptor sites:
1. Botulinum toxin
2. Alpha methyldopa
3. Phenelzine
4. All of the above
Prominent autonomic tone at arterioles:
1. Sympathetic-adrenergic
2. Parasympathetic-cholinergic
Predominant autonomic tone: heart
1. Sympathetic-adrenergic
2. Parasympathetic-cholinergic
Prominent autonomic tone in the G.I. tract:
1. Sympathetic-adrenergic
2. Parasympathetic-cholinergic
Choose the α-1 receptor antagonist from the following list:
1. Prazosin
2. Clonidine
3. Terbutaline
4. Metoprolol
5. Yohimbine
Choose the α-2 receptor antagonist from the following list:
1. Prazosin
2. Clonidine
3. Terbutaline
4. Metoprolol
5. Yohimbine
Which one of the following drugs would be somewhat more likely to cause an asthma attack and a documented asthmatic patient?
1. Propranolol
2. Metoprolol
3. Both are equally likely
Which one of the following drug shows the least sensitivity to the actions of acetylcholinesterase?
1. Acetylcholine
2. Methacholine
3. Bethanechol
Which one of the following drug shows the highest activity at nicotinic, cholinergic sites?
1. Acetylcholine
2. Methacholine
3. Bethanechol
4. Carbachol
Reflex tachycardia due to acute hypotension would be prevented by which one of the following drugs?
1. Atropine
2. Metoprolol
3. Phentolamine
4. Scopolamine
Choose the selected ß-2 agonist which was originally developed as a uterine relaxant.
1. Ritodrine
2. Albuterol
3. Metoprolol
4. Isoproterenol
5. Metaproterenol