Question 1

What primary therapeutic effect does nitroprusside have on hemodynamic parameters?

Accepted Answer

A)   It lowers afterload
B)   It elevates afterload
C)   It lowers preload
D)   It elevates preload and afterload A

Question 2

Which of the following can be measured directly via a pulmonary artery catheter?
I.CVP
II.RAP
III.PCWP
IV.PVR

Accepted Answer

A)   I, II, and III only
B)   I, II, III, and IV
C)   I and III only
D)   II and IV only A

Question 3

What value is derived when SV is divided by BSA?

Accepted Answer

A)   SVI
B)   CI
C)   RVSWI
D)   LVSWI A

Question 4

What is the normal adult BSA?

Accepted Answer

A)   1.5 - 2 m2
B)   1.1-1.49 m2
C)   2.1-2.49 m2
D)   2.5-3 m2

Question 5

Which of the following abbreviations indicate the intermittent pressure measurement obtained when a pulmonary artery catheter is advanced into the PA and the balloon on the catheter tip is inflated?
I.PCWP
II.PAW
III.PAO
IV.PVR

Accepted Answer

A)   I, II, and III only
B)   I, II, and IV only
C)   I only
D)   II, III, and IV only

Question 6

What is the normal range for CVP in a healthy adult?

Accepted Answer

A)   0-8 mm Hg
B)   0-8 cm H20
C)   9-18 mm Hg
D)   9-18 cm H20

Question 7

How is PVR affected by acidemia,hypercapnia,and alveolar hypoxia?

Accepted Answer

A)   They cause PVR to increase
B)   They cause PVR to decrease
C)   Hypoxia increases PVR while acidemia and hypercapnia decrease PVR
D)   Acidemia and hypercapnia increase PVR while hypoxia decreases PVR

Question 8

What would the LVSWI index equal if SVI is 42 mL/beat/m?,MAP is 105 mm Hg,PCWP is 12 mm Hg?

Accepted Answer

A)   53 g m/ m2
B)   42 g m/ m2
C)   73 g m/ m2
D)   64g m/ m2

Question 9

Which hemodynamic parameter is most significantly impacted by CHF?

Accepted Answer

A)   PCWP
B)   CVP
C)   RVSWI
D)   SVR

Question 10

In a healthy adult at rest,what is the normal range for cardiac index?

Accepted Answer

A)   2.5-4.2 L/beat/m2
B)   0.5-2.4 mL/beat/m2
C)   4.3 - 5.8 mL/beat/m2
D)   5.9-6.4 mL/beat/m2

Question 11

What effect would myocardial infarction and pulmonary emboli have on SVI?

Accepted Answer

A)   They would decrease SVI
B)   They would increase SVI
C)   MI would decrease SVI and pulmonary emboli would have no effect on SVI
D)   Pulmonary emboli would decrease SVI and myocardial infarction would increase SVI

Question 12

What is the correct catheter placement to obtain the PCWP?

Accepted Answer

A)   pulmonary artery
B)   pulmonary capillaries
C)   right ventricle
D)   pulmonary veins

Question 13

Which hemodynamic parameter would be most decreased when hypovolemia is present?

Accepted Answer

A)   CVP
B)   PVR
C)   SVR
D)   CVP and PVR

Question 14

What effect would epinephrine have on CI and RVSWI?

Accepted Answer

A)   both would increase
B)   both would decrease
C)   CI would increase but RVSWI would decrease
D)   CI would decrease and RVSWI would increase

Question 15

What is the normal range for cardiac output in a healthy adult at rest?

Accepted Answer

A)   4-8 L/min
B)   0-8 L/min
C)   4-12 L/min
D)   0-12 L/min

Question 16

In a healthy adult at rest,what is the normal range for right ventricular stroke work index ?

Accepted Answer

A)   7-12 g m/m2
B)   0-7 g m/m2
C)   13 - 15 g m/m2
D)   16-18 g m/m2

Question 17

In a healthy adult at rest,what is the normal range for stroke volume?

Accepted Answer

A)   60-130 mL
B)   30-65 mL
C)   20-120 mL
D)   40-60 mL

Question 18

What impact would dobutamine and dopamine have on LVSWI?

Accepted Answer

A)   Both would increase it
B)   Both would decrease it
C)   dobutamine would increase it while dopamine would decrease it
D)   dopamine would increase it while dobutamine would decrease it

Question 19

In COPD,which hemodynamic parameter is most increased?

Accepted Answer

A)   mean pulmonary artery pressure
B)   PCWP
C)   SVR
D)   cardiac output

Question 20

Which hemodynamic parameter is a reflection of the contractility of the left ventricle?

Accepted Answer

A)   LVSWI
B)   cardiac output
C)   CI
D)   stroke volume

Exam 15: Hemodynamic Measurements