Physioex 9.0 Exercise 5 pre and post quizzes Activity 4

Exercise 5: Cardiovascular Dynamics: Activity 4: Studying the Effect of Blood Pressure on Blood Flow Rate Lab Report
Pre-lab Quiz Results
You scored 100% by answering 4 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
You correctly answered: c. pressure changes.

Post-lab Quiz Results
You scored 75% by answering 3 out of 4 questions correctly.
1. The effect of increasing pressure was to
You correctly answered: b. increase flow rate.
2. Blood pressure is measured in
You correctly answered: c. mm Hg.
3. Which of the following variables has the greatest effect on blood flow?
Your answer: b. pressure differences
Correct answer: d. vessel radius
4. Blood flow is measured in
You correctly answered: a. ml/min.