ANS Overview and Cholinergic Agonists
- Previous year questions on ANS Overview and Cholinergic Agonists for NEET PG (National Eligibility cum Entrance Test - Postgraduate), from the Pharmacology section of the exam.
- Most questions here come from previous-year papers of Indian postgraduate medical entrance and licensing exams; where a paper and year are recorded the question carries them. The image-based questions are original vignettes written around an openly licensed figure, and were never asked in any exam.
- 10 live questions in ANS Overview and Cholinergic Agonists.
- Pharmacology is worth about 20 of 300 questions on the exam. See every subject’s weightage.
- Question set last updated 19 Aug 2026.
Q1.Drug used in ameliorative test for myasthenia gravis is:
- APhysostigmine
- BEdrophonium✓ Correct answer
- CTacrine
- DPyridostigmine
Q2.Which of the following drug is used as diagnostic tool?
- ACevimeline
- BVedolizumab
- CTensilon✓ Correct answer
- DSacubitril
Q3.Anticholinesterase that binds only with the anionic site is
- APhysostigmine
- BEdrophonium✓ Correct answer
- CNeostigmine
- DEchothiophate
Q4.Ganglionic transmission is mediated by:
- APresynaptic alpha-receptors
- BPostsynaptic beta-receptors
- CPostsynaptic dopaminergic receptors
- DPostsynaptic nicotinic receptors✓ Correct answer
Q5.Methacholine acts at which receptor?
- AM1
- BM2
- CM3✓ Correct answer
- DM4
Q6.Which of the following cause an increase in ACh release from the presynaptic neuron?
- ABlocking calcium channels on presynaptic
- BBlocking chloride channel on presynaptic
- CBlocking Na channel
- DBlocking K channels✓ Correct answer
Q7.Cholinomimetic is not used in which of the following?
- ABradycardia✓ Correct answer
- BGlaucoma
- CMyasthenia gravis
- DPost-surgical atony or ileus
Q8.All except one can cross blood brain barrier
- ANeostigmine✓ Correct answer
- BAtropine
- CLignocaine
- DPhysostigmine
Q9.To counter central anticholinergic effect, drug used is:
- APhysostigmine✓ Correct answer
- BAtropine
- CNeostigmine
- DHyoscine
Q10.Which of the following drug is used to counter central anticholinergic effect?
- APhysostigmine✓ Correct answer
- BAtropine
- CNeostigmine
- DHyoscine
Answer key
Q1: B. Edrophonium; Q2: C. Tensilon; Q3: B. Edrophonium; Q4: D. Postsynaptic nicotinic receptors; Q5: C. M3; Q6: D. Blocking K channels; Q7: A. Bradycardia; Q8: A. Neostigmine; Q9: A. Physostigmine; Q10: A. Physostigmine.
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