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Chapter 1 Quiz

1) ALL BUT ONE of the following are predictors of a difficult intubation. Indicate the exception:

  • a) Mouth opening of only 3 fingerbreadths
  • b) Short, thick neck with limited mobility
  • c) Mallampati Class IV
  • d) Thyromental distance of 2 fingerbreadths

2) ALL BUT ONE of the following factors represent an indication for intubation in a patient who is about to undergo surgery. Indicate the exception:

  • a) Surgery is a lumbar laminectomy
  • b) Surgery is removal of a lymph node of the neck
  • c) Surgery is appendectomy
  • d) Surgery is tonsillectomy

3) Which ONE of the following structures is not encountered during direct laryngoscopy?

  • a) Vallecula
  • b) Cricoid cartilage
  • c) Epiglottis
  • d) Arytenoid cartilage

4) The COMPLETE absence of a capnographic waveform immediately following endotracheal intubation may indicate ALL BUT ONE of the following. Indicate the exception:

  • a) Circuit disconnection
  • b) Cardiac arrest
  • c) Endobronchial intubation
  • d) Complete airway obstruction
  • e) Esophageal intubation

5) After induction of anesthesia, the anesthesiologist is unable to intubate the patient. Which ONE of the following is the most important management priority?

  • a) Ensuring that intubation is achieved as soon as possible
  • b) Inserting a laryngeal mask
  • c) Ensuring that bag-mask ventilation is achievable.
  • d) Ensuring that the patient does not awaken until intubation is successfully achieved

6) Advantages of a Laryngeal mask airway include ALL BUT ONE of the following. Indicate the exception:

  • a) It frees up the anesthesiologist’s hands.
  • b) It protects against aspiration.
  • c) It can allow mechanical ventilation.
  • d) It can be readily inserted without the use of muscle relaxants.

7) ALL BUT ONE of the following are ways to confirm endotracheal intubation. Indicate the exception:

  • a) Auscultation of both lung fields and over the stomach
  • b) Visualization of the endotracheal tube through the vocal cords
  • c) Easy advancement of the endotracheal tube without resistance
  • d) Presence of a stable CO2 trace on the end-tidal capnography

8) The “transfusion trigger” (the lowest allowable hemoglobin level) intra-operatively is:

  • a) 100 g/L
  • b) 80 g/L
  • c) 60 g/L
  • d) individualized to every patient

9) ALL BUT ONE of the following are early indicators of hypovolemia. Indicate the exception:

  • a) Tachycardia
  • b) Decreased pulse pressure
  • c) Decreased urine output
  • d) Lactic acidosis

10) The maintenance fluid requirement for an 80 kg man using the 4-2-1 rule is:

  • a) 100 cc/hr
  • b) 120 cc/hr
  • c) 150 cc/hr
  • d) 170 cc/hr

11) Milllilitre for millilitre, which of the following provides the most intravascular volume expansion?

  • a) Packed red blood cells
  • b) Albumin (5%)
  • c) Pentaspan
  • d) Ringers Lactate

12) A patient has lost 500ml of blood during a low anterior bowel resection. His hemoglobin is 115 g/L. What is the most appropriate volume replacement?

  • a) Pentaspan 1500 mL
  • b) D5W 500 mL
  • c) Ringers Lactate 500 mL
  • d) Normal Saline 1500 mL

13) Regarding vascular access and fluid resuscitation, which ONE of the following statements is TRUE?

  • a) An intravenous is required for procedures under local anesthesia such as carpal tunnel release or cystoscopy.
  • b) Cannulation of a lower limb vein is inappropriate for use in the operating room.
  • c) Cannulation of the jugular vein for central venous pressure monitoring is recommended in lengthy cases with the potential for significant fluid shifts.
  • d) A 14 gauge central line will allow more rapid fluid resuscitation than a 14 gauge peripheral cannula.

14) A patient receives 10 units of packed red blood cells. Which ONE of the following chemistry profiles is most likely?

  • a) Hyperkalemia, hypercalcemia
  • b) Hypokalemia, hypocalcemia
  • c) Hyperkalemia, hypocalcemia
  • d) Hypokalemia, hypercalcemia

15) Which ONE of the following procedures would be associated with the most “third space” loss of fluid?

  • a) Open reduction, internal fixation of the pelvis
  • b) Whipple resection of the pancreas
  • c) Resection of large frontal brain tumour
  • d) Caesarian section

Answers: 1a, 2b, 3b, 4c, 5c, 6b, 7c, 8d, 9d, 10b, 11c, 12d, 13c, 14c, 15b.