1990 Book A

Question 0

Physiologic sign consistently associated with a MAC of halothane

Answer 0

Constricted pupils

Question 1

MAC of halothane

Answer 1

0.8%

Question 2

1st stage of labor pain travels via which nerve roots?

Answer 2

T10-L1

Question 3

Lumbar sympathetic nerves in relation to the spinal cord

Answer 3

Anterolateral

Question 4

How is intraocular pressure affected by inhaled anesthetics and propofol?

Answer 4

Decreased

Question 5

reason for fentanyl’s short clinical duration of action

Answer 5

Rapid redistribution

Question 6

Number of neuromuscular receptors blocked when TOF 4/4

Answer 6

75%

Question 7

Number of neuromuscular receptors blocked when tidal volume is normal

Answer 7

75%

Question 8

Number of neuromuscular receptors blocked when head lift for 5 seconds

Answer 8

30%

Question 9

Hemodynamic goals in patient with cardiac tamponade

Answer 9

Increase preload
Increase afterload
Increase heart rate
Increase contractility

Question 10

Treatment for methemoglobinemia

Answer 10

Methylene blue 2mg/kg

Question 11

Combo of which 2 premedications is most effective in preventing passive regurgitation

Answer 11

Metoclopramide and ranitidine

Question 12

Result of severe normeperidine toxicity

Answer 12

Seizures

Question 13

Normal venous pO2

Answer 13

40 mmHg

Question 14

Most likely cause of FHR pattern of variable decelerations to 90 bpm

Answer 14

Umbilical cord compression