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Spectral Doppler


1. This method was used to make the following image:



a) CW Doppler
b) PW Doppler
c) Both
d) Neither
2. This method was used to make the following image:



a) CW Doppler
b) PW Doppler
c) Both
d) Neither
3. You want to measure the aortic valve velocities in someone with known severe aortic stenosis and normal LV function.

a) CW Doppler
b) PW Doppler
c) Both
d) Neither
4. This method was used to make the following image:



a) CW Doppler
b) PW Doppler
c) Both
d) Neither
5. This method was used to make the following image:



a) CW Doppler
b) PW Doppler
c) Both
d) Neither
6. This method was used to make the following image:



a) CW Doppler
b) PW Doppler
c) Both
d) Neither
7. You want to assess mitral and tricuspid inflow velocities to assess for respirophasic variation in someone with suspected tamponade.

a) CW Doppler
b) PW Doppler
c) Both
d) Neither
8. This method was used to make the following image:



a) CW Doppler
b) PW Doppler
c) Both
d) Neither
9. You would like to estimate the PA pressure from a tricuspid regurgitation gradient in someone with severe pulmonary hypertension and normal RV function.

a) CW Doppler
b) PW Doppler
c) Both
d) Neither
10. This method was used to make the following image:



a) CW Doppler
b) PW Doppler
c) Both
d) Neither
11. This method is prone to alising at when interrogating high velocity jets.

a) CW Doppler
b) PW Doppler
c) Both
d) Neither
12. You are using the Pedoff probe.

a) CW Doppler
b) PW Doppler
c) Both
d) Neither
13. This method was used to make the following image:



a) CW Doppler
b) PW Doppler
c) Both
d) Neither
14. You want to measure the gradient in a patient with hypertrophic cardiomyopathy and assess where the gradient occurs (intracavitary vs. outflow tract for example).

a) CW Doppler
b) PW Doppler
c) Both
d) Neither
15. You would like to assess pulmonary vein flow velocities.

a) CW Doppler
b) PW Doppler
c) Both
d) Neither
16. You suspect stenosis along a segment of the pulmonic artery and need to find out where it is and assess the severity.

a) CW Doppler
b) PW Doppler
c) Both
d) Neither
17. You would like to assess the diastolic filling pattern of the left ventricle in someone without mitral valve disease.

a) CW Doppler
b) PW Doppler
c) Both
d) Neither
18. This method was used to make the following image:



a) CW Doppler
b) PW Doppler
c) Both
d) Neither
19. You want to do a quantitative calculation of mitral regurgitation severity and need to obtain a velocity time intergral for this purpose.

a) CW Doppler
b) PW Doppler
c) Both
d) Neither
20. You are not able to tell exactly where the highest velocity jet exists.

a) CW Doppler
b) PW Doppler
c) Both
d) Neither
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