Deck 6: Cardiovascular System Assessments

Question 1

In which of the following is the atrial rate faster than the ventricular rate?
1) Atrial fibrillation
2) Sinus bradycardia
3) Atrial flutter
4) Ventricular flutter

A)1, 3
B)2, 4
C)3, 4
D)1, 2, 3

Answer 1

1, 3

Question 2

A premature ventricular contraction (PVC) can be caused by:
1) hypokalemia.
2) intrinsic myocardial disease.
3) hypoxemia.
4) acidemia.

A)1
B)3, 4
C)1, 2, 4
D)1, 2, 3, 4

Answer 2

1, 2, 3, 4

Question 3

Which of the following will be found in a patient with asystole?
1) Increased ventricular activity
2) Absence of electrical activity
3) No blood pressure
4) Highly variable heart rate

A)2
B)1, 4
C)2, 3
D)1, 3, 4

Answer 3

2, 3

Question 4

A premature ventricular contraction (PVC) can be identified by which of the following?
1) There is no P wave.
2) The QRS is wide.
3) The QRS looks normal.
4) The heart rate is altered.

A)1
B)3, 4
C)1, 2, 4
D)1, 3, 4

Question 5

Which of the following are found when a patient has sinus arrhythmia?
1) Rate decreases during expiration
2) Rate decreases during inspiration
3) Rate varies by more than 10% from beat to beat
4) Rate increases during inspiration

A)3
B)2, 3
C)1, 4
D)1, 3, 4

Question 6

A central venous pressure (CVP) catheter is used to:

A) measure left atrial pressure.
B)measure right ventricular work.
C)monitor right ventricular function.
D)monitor left ventricular function.

Question 7

Which of the following hemodynamic changes are commonly seen in a patient with pulmonary edema?
1) Increased pulmonary capillary wedge pressure (PCWP)
2) Increased pulmonary vascular resistance (PVR)
3) Decreased mean pulmonary artery pressure (PA)
4) Decreased cardiac output (CO)

A)1, 4
B)2, 3
C)1, 2, 3
D)1, 2, 3, 4

Question 8

A pulmonary artery (Swan-Ganz) catheter can be used for all of the following EXCEPT:

A) measuring cardiac output.
B)arterial blood sampling.
C)measuring left atrial pressure.
D)measuring pulmonary artery pressure.

Question 9

The "T" wave represents:

A) depolarization of the ventricles.
B)repolarization of the ventricles.
C)depolarization of the atria.
D)repolarization of the atria.

Question 10

When reviewing a cardiac rhythm strip, you notice that there are three large boxes between two QRS complexes. Approximately what is this patient's heart rate?

A) 60
B)75
C)100
D)150