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Exercise 5: Cardiovascular Dynamics: Activity 5: Studying the Effect of Blood Vessel Radius on Pump Activity Lab Report
Pre-lab Quiz Results
You scored 100% by answering 5 out of 5 questions correctly.
1. The heart is resting during
You correctly answered: c. ventricular diastole.
2. The right side of the heart pumps blood
You correctly answered: d. to the lungs.
3. The layer of the blood vessel that is stimulated by the autonomic nervous system is
You correctly answered: b. smooth muscle.
4. In the experiment, the pump simulates
You correctly answered: b. the left ventricle of the heart.
5. If the right beaker simulates the flow of blood to the systemic circuit of the body, what do the right valve and flow tube
represent?
You correctly answered: d. aortic valve and aorta

Post-lab Quiz Results
You scored 100% by answering 5 out of 5 questions correctly.
1. The pump piston in the simulation is up during
You correctly answered: b. diastole.
2. The pump in the simulation represents the
You correctly answered: c. left ventricle.
3. The amount of blood flowing into the destination beaker (right beaker) with a single pump is called the
You correctly answered: d. stroke volume.
4. In this experiment, the increase in right flow tube radius resulted in
You correctly answered: b. an increase in flow rate, which increased the pump rate.
5. Which chamber should be present in the flow pattern of the experiment, given that the vessels and valves surrounding it
are present (the chamber was omitted from the experiment for simplicity)?
You correctly answered: d. left atrium