Autonomic Nervous System
Revision MCQs
Part I
The shortest acting acetyl cholinesterase inhibitor is:
Neostigmine
Physostigmine
Edrophonium
Trimethaphan
Organophosphate which is used as nerve gas for chemical warfare is:
Parathion
Cararyl
Sarin
Dyflos
None
Topical drops of pilocarpine are used in glaucoma because they:
Increase outflow
Decrease the aqueous secretion
Both of the above
None of the above
During post-operative paralytic ileus the anticholinesterase drug which is given is:
Neostigmine
Physostigmine
Echothiopate
Edrophonium
None of the above
Treatment of organophosphorus insecticide poisoning is:
Atropine alone
Atropine + pralidoxime
Atropine + hexamethonium
Forced diuresis.
Drug of choice for quick diagnosis of myasthenia gravis is:
Ephedrine
Benztropine
Neostigmine
Edrophonium
Synthesis of acetylcholine depends on:
The activity of acetyltransferase
The activity of choline acetyltransferase
The availability of choline.
Acetyl coenzyme A
Acetate
Acetylcholine is characterized by all the following actions except one:
A decrease in the rate of diastolic depolarization
A decrease in the strength of atrial muscle contraction
Bronchodilatation
A slowing of heart rate
Atropine toxicity may be characterized by the following symptoms except:
Tachycardia
Mydriasis
Urinary retention
Profuse sweating
Which of the following anti-glaucoma drugs is used to lower intraocular pressure in chronic simple glaucoma:
Bethanechol
Neostigmine
Pilocarpine
All the above
None of the above
2
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