Types of General Anesthetics
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Questions and Answers

What is the main reason for the decline in the use of halogenated ethers and hydrocarbons as general anesthetics?

  • Preference for liquid anesthetics over gases
  • Unavailability in various countries
  • Increased cost of production
  • Associated hepatic injury and liver failure (correct)
  • How have newer anesthetics been modified to provide an increased margin of safety compared to traditional agents?

  • Decreased toxicity
  • Production as solids instead of gases
  • Development of enantiomers (correct)
  • Increased potency
  • What is one advantage of enantiomers of anesthetics compared to the same compounds?

  • Reduced need for potent drugs (correct)
  • More adverse side effects
  • Increased toxicity
  • Higher production cost
  • According to Whyte et al., what patient populations could benefit from gaseous anesthetics that do not affect mentation or memory?

    <p>Geriatric, pediatric, and mental impairment patients</p> Signup and view all the answers

    What is a significant feature of newer chemical groups of inhalation anesthetics compared to halothane and ether anesthetics?

    <p>Less potency and toxicity</p> Signup and view all the answers

    What is the primary focus of the review by Whyte et al. regarding modern anesthetics?

    <p>Properties and benefits compared to older agents</p> Signup and view all the answers

    Which inhalation general anesthetic is commonly used for its anxiolytic and analgesic properties during procedures without general anesthesia?

    <p>Nitrous oxide</p> Signup and view all the answers

    What are the reasons for the decline in popularity of halothane in the US?

    <p>User-friendliness</p> Signup and view all the answers

    Which high-potency noble gas has unique anesthetic properties but is limited in clinical use due to its cost and scarcity?

    <p>Xenon</p> Signup and view all the answers

    Why may slow recovery from long infusions of thiopental be observed?

    <p>Peripheral drug accumulation</p> Signup and view all the answers

    What is the main reason for the development of newer IV agents following cardiovascular collapse after thiopental use?

    <p>Myocardial depressive effects</p> Signup and view all the answers

    What stage of sleep does anesthesia induced by thiopentone closely resemble?

    <p><strong>NREM stage 3 or 4</strong></p> Signup and view all the answers

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