Central Nervous System Drugs

General Anesthetics Practice Questions

20 free General Anesthetics practice questions for the Pharmacology, each with the correct answer and a detailed explanation. Open any question below, or take the full set as an interactive quiz.

Start Practice Quiz

Questions

All General Anesthetics questions

20 questions
  1. Q1. Which of the following describes the 'Minimum Alveolar Concentration' (MAC) of an inhaled anesthetic?
  2. Q2. Which of the following inhaled anesthetics has the lowest Blood:Gas partition coefficient, leading to the fastest induction and recovery?
  3. Q3. What is the primary mechanism of action for most intravenous general anesthetics like Propofol and Etomidate?
  4. Q4. Malignant Hyperthermia is a life-threatening complication of volatile anesthetics and Succinylcholine. Which drug is used as the specific antidote?
  5. Q5. Which intravenous anesthetic is known for producing 'dissociative anesthesia' and is an antagonist at the NMDA receptor?
  6. Q6. Which inhaled anesthetic carries a rare risk of immune-mediated hepatic necrosis caused by its metabolism into reactive trifluoroacetylated intermediates?
  7. Q7. Propofol is formulated as a lipid emulsion. Which patient allergy is a relative contraindication to its use?
  8. Q8. What is the effect of an increased Cardiac Output (CO) on the rate of induction with a highly soluble inhaled anesthetic?
  9. Q9. Which anesthetic agent is the preferred choice for 'smooth' inhalation induction in pediatric patients due to its pleasant smell and lack of airway irritation?
  10. Q10. Etomidate is often used for the induction of anesthesia in patients with cardiovascular instability, but it is known to inhibit which process?
  11. Q11. Which of the following describes the 'Second Gas Effect' associated with Nitrous Oxide?
  12. Q12. Nitrous oxide should be avoided in patients with a pneumothorax or bowel obstruction because:
  13. Q13. Which anesthetic is a barbiturate that was historically used for rapid induction but is now less common due to the 'redistribution' effect terminating its acti…
  14. Q14. Which side effect is particularly common during recovery from Ketamine anesthesia, especially in adults?
  15. Q15. Methoxyflurane was largely discontinued from general use due to its potential to cause which type of toxicity?
  16. Q16. Which drug is used for 'monitored anesthesia care' (conscious sedation) and is preferred for its rapid onset and short duration of action via GABA-A potentiati…
  17. Q17. Prolonged exposure to nitrous oxide can cause megaloblastic anemia because the gas irreversibly oxidizes and inactivates which vitamin?
  18. Q18. Which of the following describes the cause of 'Diffusion Hypoxia' after nitrous oxide administration is stopped?
  19. Q19. Dexmedetomidine provides sedation and analgesia without significant respiratory depression. What is its mechanism of action?
  20. Q20. In the 'Meyer-Overton Rule,' the potency of an inhaled anesthetic is directly proportional to which physical property?