Final Exam 2012

Question 1

1. Which of the following inhalation agents have/has been shown to increase intracranial pressure?

Answer 1

a. Nitrous Oxide

Question 2

2. A pediatric patient is undergoing general anesthesia for repair of a right to left shunt. You would expect the speed of inhalation induction to be

Answer 2

b. Slower

Question 3

3. Amnestic effects of inhaled anesthetics are:

Answer 3

b. Likely mediated through the limbic system

Question 4

1. The partition coefficient is a distribution ratio describing how the inhaled anesthetic distributes itself between two phases at equilibrium. Anesthetic gases with a low blood:gas solubility coefficient will:

Answer 4

a. Facilitate induction

Question 5

5. Inspiratory concentration or FI of inhalation agents is affected by which of the following factors:

Answer 5

a. Alveolar ventilation

Question 6

6. Uptake of volatile agents is determined by which of the following factors:

Answer 6

d. Alveolar to venous partial pressure differences

Question 7

7. Select the accurate statement about the concept of Minimum Alveolar Concentration or MAC:

Answer 7

c. MAC BAR is defined as the minimum alveolar concentration at which 95% of surgical patients will not move on incision

Question 8

8. Which inhalation agent is responsible for decreasing mean arterial pressure (MAP) secondary to depression of myocardial contractility and cardiac output?

Answer 8

b. Halothane

Question 9

9. Which of the following inhalation agents most significantly increases pulmonary vascular resistance?

Answer 9

a. Nitrous Oxide

Question 10

10. Which of the following inhalation agents is poorly lipid soluble, resistant to metabolism, and will produce significant amounts of carbon monoxide if exposed to desiccated carbon dioxide absorbent?

Answer 10

c. Desflurane