The opening of the blood vessel where the blood

The opening of the blood vessel where the blood flows is called the 5
Predict Question 1: What do you think will happen to the flow rate if the radius is increased
by 0.5 mm?
1
Predict Question 2: Do you think a graph plotted with radius on the X-axis and flow rate on
the Y-axis will be linear (a straight line)?
2
Your answer: no.

7/11/2019 PhysioEx Exercise 5 Activity 1
You scored 100% by answering 4 out of 4 questions correctly.
What is the driving force for blood flow?
2/3
Experiment Data
Flow Rate
(ml/min)
Radius (mm) Viscosity Length (mm) Pressure (mm
Hg)
4.0 1.5 1.0 50 100
12.6 2.0 1.0 50 100
30.7 2.5 1.0 50 100
63.6 3.0 1.0 50 100
117.8 3.5 1.0 50 100
201.0 4.0 1.0 50 100
321.9 4.5 1.0 50 100
490.6 5.0 1.0 50 100
Post-lab Quiz Results
How does the body increase the blood vessel radius? 2