Airway Anatomy, Physiology, And Management

21 Questions | Total Attempts: 99

SettingsSettingsSettings
Please wait...
Airway Management Quizzes & Trivia

Questions and Answers
  • 1. 
    Which of the following lung volumes cannot be measured with a spirometer?
    • A. 

      Tidal Volume

    • B. 

      Inspiratory Reserve Volume

    • C. 

      Expiratory Reserve Volume

    • D. 

      Vital Capacity

    • E. 

      Functional Residual Capacity

  • 2. 
    A 63 yo m with a PMHx of HTN, type II Diabetes, and prostate cancer presents for a prostatectomy.  After induction with midazolam, lidocaine, fentanyl, and propofol, mask ventilation produces minimal tidal volumes even after insertion of an oral airway.  Intubation is difficult as well with 2 failed attempts and a grade III view with some bleeding from the second attempt.  After calling for help, what is the best next step in this situation?
    • A. 

      Wake the patient up

    • B. 

      Attempt to intubate the patient again

    • C. 

      Insert an LMA

    • D. 

      Cricothyrotomy

    • E. 

      Percutaneous tracheostomy

    • F. 

      Suction the airway

  • 3. 
    A 72 yo F with a PMHx of HTN, DM2, asthma, and 40 pack years cigarette smoking presents for a left nephrectomy after being diagnosed with renal cell carcinoma.  She lost 1.5L of blood during the procedure, and received 6mg morphine prior to extubation.  Two hours later she develops respiratory distress in the PACU.  Her blood gases on room air were: PaO2 = 60 pH = 7.43 PaCO2 = 37 HCO3 = 22 Vitals: 88, 126/65, 37.2, 15, 89% on RA What is the cause of her respiratory distress?  
    • A. 

      Hypoventilation

    • B. 

      Atelectasis

    • C. 

      Anemia

    • D. 

      Aspiration pneumonia

    • E. 

      Low FiO2

  • 4. 
    A 54 yo F has a total thyroidectomy for medullary carcinoma.  During the procedure, the surgeon cuts the recurrent laryngeal nerve on the right side by mistake.  Which of the following muscles will the patient still be able to move on the affected side?
    • A. 

      Cricothyroid

    • B. 

      Thyroarytenoid

    • C. 

      Lateral cricoarytenoid

    • D. 

      Arytenoid

    • E. 

      Posterior cricoarytenoid

  • 5. 
    Which size in cuffed ET tube would most likely be appropriate for an 8 yo girl in the 50th percentile for weight and height?
    • A. 

      3 mm

    • B. 

      4 mm

    • C. 

      5 mm

    • D. 

      6 mm

    • E. 

      7 mm

  • 6. 
    A 4 yo m presents emergently for appendicitis.  After a successful surgery, he desaturates in the PACU.  On exam his abdomen and chest are moving paradoxically, and no air is coming out of his mouth and nose.  Which of the following is not part of the treatment algorithm for this patient's condition?
    • A. 

      Jaw thrust

    • B. 

      Positive pressure ventilation

    • C. 

      Insertion of an LMA

    • D. 

      Succinylcholine

    • E. 

      Propofol

    • F. 

      Insertion of a nasal airway

  • 7. 
    Which of the following is adequate but not more than adequate for denitrogenation in a healthy patient prior to induction for elective surgery?
    • A. 

      4 deep breaths at FRC of 100% O2

    • B. 

      6 deep breaths at FRC of 100% O2

    • C. 

      10 deep breaths at FRC of 100% O2

    • D. 

      Breathing 100% O2 at TV for 3 minutes

    • E. 

      Breathing 100% O2 at TV for 5 minutes

    • F. 

      Breathing 100% O2 at TV for 7 minutes

  • 8. 
    Which of the following is false concerning the pediatric airway when compared to adults?
    • A. 

      Larger tongue

    • B. 

      Angled vocal cords

    • C. 

      Proportionally smaller epiglottis

    • D. 

      Narrowest at the cricoid ring instead of the vocal cords

    • E. 

      More superior larynx

    • F. 

      All of the above are true

  • 9. 
    Which of the following is proportionally smaller in children than in adults?
    • A. 

      Airway compliance

    • B. 

      Epiglottis

    • C. 

      Oxygen consumption

    • D. 

      FRC

    • E. 

      Tongue

  • 10. 
    Coughing that occurs during awake intubation is prevented by a local anesthetic block of which of the following nerves?
    • A. 

      Glossopharyngeal

    • B. 

      Hypoglossal

    • C. 

      Recurrent laryngeal and glossopharyngeal

    • D. 

      Recurrent laryngeal and superior laryngeal

    • E. 

      Superior laryngeal and glossopharyngeal

  • 11. 
    How many risk factors for a difficult mask ventilation are listed here? 1.  Presence of a beard 2.  BMI > 26kg / m2 3.  Upper and lower dentures 4.  Age > 55 5.  History of snoring 6.  Neck circumference > 20 cm 7.  Male sex 8.  Age < 6 months 9.  History of smoking 10.  History of GERD
    • A. 

      5

    • B. 

      6

    • C. 

      7

    • D. 

      8

    • E. 

      9

    • F. 

      10

  • 12. 
    Approximately how much positive pressure is required to ventilate an adult with average lung compliance?
    • A. 

      15-20 cm H2O

    • B. 

      20-25cm H2O

    • C. 

      25-30 cm H2O

    • D. 

      30-35 cm H2O

  • 13. 
    Which of the following physical exam findings is a reliable predictor of a difficult intubation?
    • A. 

      Mallampati classification

    • B. 

      Thyromental distance

    • C. 

      Sternomental distance

    • D. 

      Mouth opening > 6 cm

    • E. 

      None of the above

  • 14. 
    Which of the following has not been shown to increase a patient's risk of aspiration?
    • A. 

      BMI > 30

    • B. 

      Pregnancy

    • C. 

      History of smoking

    • D. 

      History of GERD

    • E. 

      Emergency procedures

    • F. 

      Procedures between midnight at 6 AM

  • 15. 
    Cricoid pressure during a rapid sequence intubation (RSI) not contraindicated in which of the following patients?
    • A. 

      A 44 yo m with a history of GERD, last meal two hours ago presenting for an emergency exploratory laparotomy

    • B. 

      A 55 yo m who vomited in the ambulance on the way to the hospital and continues to vomit without anything coming up

    • C. 

      A 16 yo F in a miami j collar after a fall

    • D. 

      A 25 yo m presenting 30 minutes after a bar fight where he sustained a punch to the neck

  • 16. 
    Which of the following could occur before placement of an endotrachial tube in a true rapid sequence intubation? 1.  Propofol 150mg IVP 2.  Gentle mask ventilation 3.  Succinylcholine 50mg IVP 4.  Rocuronium 50mg IVP 5.  Midazolam 2mg IVP 6.  Fentanyl 150mcg IVP 7.  Preoxygenation 8.  Sellick's Maneuver
    • A. 

      1, 2, 3, 7, 8

    • B. 

      1, 3, 4, 7, 8

    • C. 

      1, 3, 4, 5, 7

    • D. 

      1, 3, 6, 7, 8

    • E. 

      2, 3, 4, 7, 8

  • 17. 
    A 2 to boy with PMHx of obstructive sleep apnea presents for tonsillectomy and adenoidectomy.  After induction with propofol, lidocaine, and midazolam, he is impossible to ventilate and intubate.  An LMA is placed, but the tidal volume is minimal.  With the patient desaturating below 70%, which of the following is the next best step?
    • A. 

      Tracheostomy

    • B. 

      Cricothyrotomy

    • C. 

      Needle cricothyrotomy

    • D. 

      Fiberoptic intubation

    • E. 

      Retrograde intubation

  • 18. 
    A 17 yo M with unknown PMHx is rushed to the OR for an exploratory laparotomy after a gunshot wound to the abdomen.  He vomits during induction.  Which of the following is not part of the management of this situation?
    • A. 

      Empirical administration of antibiotics

    • B. 

      Rapid sequence intubation

    • C. 

      Bronchoscopy

    • D. 

      Shifting the patient to the trendelenburg position

    • E. 

      Clearing the airway with suction and forceps

  • 19. 
    Rank the following from greatest to least volume in a patient with no PMHx on a ventilator during an elective inguinal hernia repair: 1.  Alveolar dead space 2.  Ventilator dead space 3.  Anatomical dead space
    • A. 

      1, 2, 3

    • B. 

      2, 3, 1

    • C. 

      3, 2, 1

    • D. 

      1, 3, 2

  • 20. 
    Which of the following is not associated with increased airway resistance?
    • A. 

      Increased gas flow rate

    • B. 

      Decreased tidal volume

    • C. 

      Intubation with an 8mm ET tube with the ventilator on spontaneous mode

    • D. 

      Positive End Expiratory Pressure

    • E. 

      Increasing respiratory rate

    • F. 

      All of the above increase airway resistance

  • 21. 
    All of the following are true statements with respect to lung perfusion EXCEPT:
    • A. 

      Zone I receives ventilation with minimal perfusion

    • B. 

      In zone I, PA > Pa > Pv

    • C. 

      In zone II, Pa > PA > Pv

    • D. 

      In zone III, Pa > PA > Pv

    • E. 

      In zone III, perfusion is in excess of ventilation

Related Topics
Back to Top Back to top