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Chapter 3 Quiz

1) The abbreviation “MAC” stands for:

  • a) Minimal arterial concentration
  • b) Minimal alveolar concentration
  • c) Maximal arterial concentration
  • d) Maximal alveolar concentration

2) Regarding awareness, ALL BUT ONE of the following statements are correct. Indicate the exception:

  • a) There is no “gold” standard for measuring level of consciousness.
  • b) Volatile agents are effective amnestic agents.
  • c) Changes in heart rate and blood pressure can be used as surrogate indicators of level of consciousness.
  • d) Opioids (in high doses) provide effective hypnosis.

3) The immediate goals of emergence include ALL BUT ONE of the following. Indicate the exception:

  • a) The ability of the patient to protect their airway
  • b) Stable cardiovascular status
  • c) Normal mental status examination
  • d) Effective analgesia

4) The advantages of regional anesthesia include ALL BUT ONE of the following. Indicate the exception:

  • a) Improved outcomes for certain procedures (e.g. thoracic surgery, Caesarean section)
  • b) Ability to continue technique postoperatively to provide pain relief
  • c) A reliable option for patients not well enough to undergo general anesthesia
  • d) Avoidance of systemic administration of drugs and consequent side effects

5) Hypothermia is associated with ALL BUT ONE of the following. Indicate the exception:

  • a) Post operative hypoxemia
  • b) Decreased platelet function
  • c) Myocardial ischemia
  • d) Increased analgesic requirements

6) Adequacy of reversal of muscle relaxation can be assessed by ALL BUT ONE of the following. Indicate the exception:

  • a) Strong hand grip
  • b) The return of the eyelash reflex
  • c) Train of four shows 4 twitches with no fade
  • d) 5 second head lift

7) Tracheal intubation would be required in ALL BUT ONE of the following procedures. Indicate the exception:

  • a) Open cholecystectomy
  • b) Laparoscopic cholecystectomy
  • c) Excision of lymph node from the neck
  • d) Tonsillectomy

8) Known complications related to positioning include ALL BUT ONE of the following. Indicate the exception:

  • a) Brachial plexus injury with arm abduction of 60º
  • b) Hypoxemia in the Trendelenburg position
  • c) Common peroneal nerve injury in the lithotomy position
  • d) Retinal ischemia in the prone position
  • e) Venous air embolus with the sitting position

9) Regarding the comparative considerations of epidural and spinal anesthesia, which ONE of the following is CORRECT?

  • a) The lumbar puncture for a spinal anesthetic should be performed above L1 to avoid trauma to the cauda equina.
  • b) The epidural space is identified by puncture of the dura and free flow of cerebral spinal fluid.
  • c) A postdural puncture headache is a potential complication that occurs with both spinal and epidural techniques.
  • d) Epidural anesthesia is usually faster in onset than spinal anesthesia.

10) Early signs and symptoms of local anesthetic toxicity include ALL BUT ONE of the following. Indicate the exception:

  • a) Tinnitus
  • b) Perioral numbness
  • c) Dizziness
  • d) Hypertension


1 b, 2d, 3c, 4c, 5d, 6b, 7c, 8a, 9c), 10d