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BIO 202 PhysioEx Lab Report Exercise 5: Cardiovascular Dynamics Activity 4: Studying the Effect of Blood Pressure on Blood Flow Rate

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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: changes in the force of contraction of the heart. 2 What is the driving force for blood flow? You correctly answered: pressure gradient. 3 Which of the following is directly proportional to blood flow? You correctly answered: blood vessel radius and pressure gradient. 4 Arteries close to the heart need to be able to compensate for You correctly answered: pressure changes. Experiment Results Predict Questions 1 Predict Question 1: What effect do you think increasing the pressure will have on the fluid flow rate? Your answer: The fluid flow rate will incr

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2/15/26, 6:10 PM PhysioEx Exercise 5 Activity 4



PhysioEx Lab Report
Exercise 5: Cardiovascular Dynamics
Activity 4: Studying the Effect of Blood Pressure on Blood Flow Rate
Name: Morris
Date: 15 February 2026
Session ID: session

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: changes in the force of contraction of the heart.

2 What is the driving force for blood flow?

You correctly answered: pressure gradient.

3 Which of the following is directly proportional to blood flow?

You correctly answered: blood vessel radius and pressure gradient.

4 Arteries close to the heart need to be able to compensate for

You correctly answered: pressure changes.


Experiment Results
Predict Questions

1 Predict Question 1: What effect do you think increasing the pressure will have on the fluid
flow rate?

Your answer: The fluid flow rate will increase.

2 Predict Question 2: Do you think a graph plotted with pressure on the X-axis and flow rate
on the Y-axis will be linear (a straight line)?

Your answer: yes.

Stop & Think Question

1 This experiment uses pressure changes to model

You correctly answered: changes in the force of contraction of the heart.

https://media.pearsoncmg.com/bc/bc_0media_ap/physioex/10/ex5/act4/ 1/3

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