Anesthesia And Obesity Quiz

35 Questions | Total Attempts: 17

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Anesthesia And Obesity Quiz

Looking for an interesting collection of questions on obesity, its risk factors, consequences, anesthesia, etc.? Look no further. Take the online quiz and enhance your knowledge right away.


Questions and Answers
  • 1. 
    The following occur in patients with Pickwickian syndrome, EXCEPT
    • A. 

      Hypoventilation

    • B. 

      Pulmonary hypertension

    • C. 

      Right ventricular failure

    • D. 

      Delayed emergence

  • 2. 
    Hallmark of Pickwickian syndrome
    • A. 

      Hypoventilation

    • B. 

      Pulmonary hypertension

    • C. 

      COPD

    • D. 

      Polycythemia due to chronic hypoxemia

  • 3. 
    False statement regarding obesity
    • A. 

      Risks associated with obesity are related to the fat distribution

    • B. 

      Effects are almost exclusively related to cardiovascular system

    • C. 

      Android distribution is associated with increased oxygen consumption

    • D. 

      Modest obesity is associated with increased risk for premature death and complications perioperatively

  • 4. 
    Which of the following cardiovascular changes does not occur with obesity?
    • A. 

      Increased cardiac output in response to stress 

    • B. 

      Cardiomegaly with elevated circulating blood volume 

    • C. 

      Increased incidence of coronary artery disease 

    • D. 

      Impaired diastolic and systolic function 

  • 5. 
    Respiratory changes in obesity, EXCEPT
    • A. 

      Normal closing capacity in upright but abnormal in supine position

    • B. 

      Normal FEV1 and FVC

    • C. 

      Decreased chest wall and lung compliance 

    • D. 

      Decreased ERV and FRC in upright position 

  • 6. 
    Rapid desaturation in the obese is secondary to:
    • A. 

       Decreased FRC

    • B. 

      Decreased oxygen consumption 

    • C. 

      Both 

    • D. 

      None

  • 7. 
    True of OSA
    • A. 

      Night time somnolence 

    • B. 

      Apnea and hypopnea due to intermittent bouts of airway obstruction 

    • C. 

      Snore heavily without periods of awakening 

    • D. 

      Respiratory acidosis during sleep and awake state

  • 8. 
    Risk of regurgitation and pulmonary aspiration in the obese maybe reduced by:
    • A. 

      Decreasing LES tone

    • B. 

      Slowing gastric emptying 

    • C. 

      Raising pH level of gastric contents

    • D. 

      Increasing volume of gastric contents

  • 9. 
    Narrowed airway in the obese are due to, EXCEPT 
    • A. 

      Fleshy cheeks

    • B. 

      Redundant palate

    • C. 

      Large tongue

    • D. 

      Excessive submental tissue

  • 10. 
    Clinical characteristic in morbidly obese that is associated with the highest predictor of difficult intubation 
    • A. 

      Neck circumference >17 inches 

    • B. 

      BMI > 40 kg/m2

    • C. 

      Apnea > 10 seconds

    • D. 

      Tonsils that touched the midline

  • 11. 
    Risk factors that correlate with difficult laryngeal  intubation, EXCEPT 
    • A. 

      Increased BMI

    • B. 

      History of OSA

    • C. 

      Higher Mallampati score 3&4

    • D. 

      Large neck circumference >40cm

  • 12. 
    Dosing for IV drugs that uses the ideal body weight in the obese
    • A. 

      Succinylcholine

    • B. 

      Midazolam 

    • C. 

      Rocuronium 

    • D. 

      Fentanyl 

  • 13. 
    The following may apply to intraop anesthetic management of the obese patients, EXCEPT 
    • A. 

      Allowing general anesthesia with spontaneous respiration are relatively contraindicated 

    • B. 

      Consider awake fiberoptic intubation in all patients >75% above their ideal body weight 

    • C. 

      Intrarterial monitoring maybe necessary in some patients where arterial blood pressure monitoring maybe difficult 

    • D. 

      Premedications given through IM maybe useful for relieving preop anxiety 

  • 14. 
    Optimal position that provide the longest safe apnea period during induction 
    • A. 

      Supine

    • B. 

      Reverse Trendelenburg

    • C. 

      Trendelenburg

    • D. 

      Lateral decubitus 

  • 15. 
    Pertinent statement regarding preop evaluation in the obese patients, EXCEPT 
    • A. 

      Serum evaluation of liver function test due to fatty liver 

    • B. 

      Aspiration prophylaxis 

    • C. 

      Radiographic evaluation of cervical mobility to assess possible airway difficulty 

    • D. 

      Routine airway evaluation without consideration of possible awake intubation 

  • 16. 
    Disorders associated with obesity, EXCEPT 
    • A. 

      Glomerular hypofiltration 

    • B. 

      Impaired glucose tolerance 

    • C. 

      Delayed gastric emptying 

    • D. 

      Dysrhythmias 

  • 17. 
    Gold standard for definitive diagnosis of OSA requires overnight polysomnography 
    • A. 

      True

    • B. 

      False

  • 18. 
    Approximately 80% of patients with moderate to severe OSA are undiagnosed 
    • A. 

      True

    • B. 

      False

  • 19. 
    Preop benzodiazepine premedication can be given to OSA patients 
    • A. 

      True

    • B. 

      False

  • 20. 
    OSA is more common in females 
    • A. 

      True

    • B. 

      False

  • 21. 
    Patients with obesity will have evidence of restrictive lung disease 
    • A. 

      True

    • B. 

      False

  • 22. 
    Correcting abnormal ventilatory drive of obese patients should include a 2 week period of CPAP therapy 
    • A. 

      True

    • B. 

      False

  • 23. 
    Obesity is reported to positively correlate with  increased risk of gastric aspiration 
    • A. 

      True

    • B. 

      False

  • 24. 
    Obesity is reported to positively correlate with increased risk of difficult laryngeal intubation 
    • A. 

      True

    • B. 

      False

  • 25. 
    Gynecoid obesity is assessment with increased incidence of cardiovascular disease 
    • A. 

      True

    • B. 

      False

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