PEX-05-04 - Exercise 5: Cardiovascular Dynamics: Activity...

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Exercise 5: Cardiovascular Dynamics: Activity 4: Studying the Effect of Blood Pressure on Blood Flow Rate Lab Report Pre-lab Quiz Results You scored 75% by answering 3 out of 4 questions correctly. 1. Pressure changes in the cardiovascular system primarily result from You correctly answered: b. changes in the force of contraction of the heart. 2. What is the driving force for blood flow? You correctly answered: d. pressure gradient 3. Which of the following is directly proportional to blood flow? You correctly answered: e. blood vessel radius and pressure gradient 4. Arteries close to the heart need to be able to compensate for Your answer : b. gradient changes. Correct answer: c. pressure changes. 010/14/11 page 1
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010/14/11 page 2 Experiment Results Predict Question: Predict Question 1: What effect do you think increasing the pressure will have on the fluid flow rate? Your answer : c. The fluid flow rate will decrease. Predict Question 2:
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PEX-05-04 - Exercise 5: Cardiovascular Dynamics: Activity...

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