Free Exam: PHYSICS: Chap 19: Measured or True Velocity - Physics ICU Homework
Number of Questions in Test: 4
Note: Answers are not shown below but will be copied with this test.
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"Since the largest cosine of an angle is 1, Doppler studies tend to underestimate the velocity of blood flow."
| Type: | True/False |
| Points: | 1 |
Question 2
In vascular Doppler the angle cursor correction function causes the blood velocity measured at 60 degrees to be ______ before displaying the true velocity in the case report.
| Type: | Free text |
| Points: | 1 |
| Randomize answers: | No |
Question 3
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Your patient's true velocity in the ascending aorta is 175 cm/sec. Your Doppler study is performed at 30[sup]o[/sup]. Your measured velocity is _______.
Your patient's true velocity in the ascending aorta is 175 cm/sec. Your Doppler study is performed at 30[sup]o[/sup]. Your measured velocity is _______.
| Type: | Free text |
| Points: | 1 |
| Randomize answers: | No |
Question 4
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Your patient's measured velocity in the carotid artery is 0.7 M/sec. Your Doppler study is performed at 75[sup]o[/sup]. What is your patient's true velocity?
Your patient's measured velocity in the carotid artery is 0.7 M/sec. Your Doppler study is performed at 75[sup]o[/sup]. What is your patient's true velocity?
| Type: | Free text |
| Points: | 1 |
| Randomize answers: | No |