Inhaled Anaesthetics: Basic Properties, N2O and Halothane
- Previous year questions on Inhaled Anaesthetics: Basic Properties, N2O and Halothane for NEET PG (National Eligibility cum Entrance Test - Postgraduate), from the Anaesthesia 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.
- 78 live questions in Inhaled Anaesthetics: Basic Properties, N2O and Halothane.
- 4 of 78 questions carry a verified exam year: 2018, 2019.
- Anaesthesia is worth about 6 of 300 questions on the exam. See every subject’s weightage.
- Question set last updated 8 Aug 2026.
Q1.Least MAC is of which inhalational agent
- AXeonon
- BHalothane✓ Correct answer
- CSevoflurane
- DIsoflurane
Q2.Minimum alveolar concentration (MAC) is a measure of -
- APotency of anaesthetic agent✓ Correct answer
- BSpeed of induction and recovery
- CLipid solubility of agent
- DToxicity of agent
Q3.Blood gas partition coefficient of anaesthetic agent tells about
- ASolubility in blood✓ Correct answer
- BPotency of agent
- CTime lag of induction of anaesthesia
- DAll of the above
Q4.Hepatotoxic inhalational agent
- AHalothane✓ Correct answer
- BEnflurane
- CDesflurane
- DSevoflurane
Q5.Bone marrow depression is seen with chronic administration of ?
- AIsoflurane
- BN20✓ Correct answer
- CEther
- DHalothane
Q6.Which of the following Inhalation anaesthesia agent is Hepatotoxic:
- ASevoflurane
- BIsoflurane
- CHalothane✓ Correct answer
- DProcaine
Q7.Most potent bronchodilator among inhalational anesthetic agents is
- AIsoflurane
- BSevoflurane
- CHalothane✓ Correct answer
- DDesflurane
Q8.Side effect of halothane countered by atropine is
- ABradycardia✓ Correct answer
- BHypotension
- CHyperthermia
- DConstipation
Q9.Which of the following inhalational agent sensitizes myocardium to catecholamine
- ASevoflurane
- BIsoflurane
- CEther
- DHalothane✓ Correct answer
Q10.On repeated use, which of the following inhalational anaesthetic agent can cause hepatitis:
- AIsoflurane
- BHalothane✓ Correct answer
- CSevoflurane
- DEther
Answer key
Q1: B. Halothane; Q2: A. Potency of anaesthetic agent; Q3: A. Solubility in blood; Q4: A. Halothane; Q5: B. N20; Q6: C. Halothane; Q7: C. Halothane; Q8: A. Bradycardia; Q9: D. Halothane; Q10: B. Halothane.
Other topics in Anaesthesia
- History and Ethics of Anaesthesia
- Preoperative Assessment of the Patient
- Intraoperative CNS and CVS Monitoring
- Respiratory Monitoring During Anaesthesia
- Devices for Airway Management
- Intubation
- Anaesthetic Breathing Circuits
- The Anaesthesia Machine and Workstation
- Basic and Paediatric Life Support (BLS and PALS)
- ACLS
- Ventilators and O2 Delivery Devices
- Depolarising Neuromuscular Blockers
- Non-Depolarising Neuromuscular Blockers
- Inhaled Anaesthetics: Fluorinated and Inert Agents with Therapeutic Gases
- Intravenous Anaesthesia: Barbiturates, Benzodiazepines and Propofol
- Intravenous Anaesthesia: Etomidate, Ketamine and Day-care Surgery
- Local Anaesthetics: Pharmacology and Properties
- Local Anaesthetics: Individual Agents
- Regional Anaesthesia: Methods and Approaches
- Regional Anaesthesia: Risks and Contraindications
- Peripheral Nerve Blockade
- Anaesthetic Implications of Coexisting Disease
- Anaesthesia in Paediatrics and Obstetrics
- Pain Management: Postoperative, Chronic and Cancer Pain
- Perioperative Anaesthetic Complications