Exercise 5: Cardiovascular Dynamics: Activity 3: Studying the Effect of Blood Vessel Length on Blood Flow Rate Lab Report Pre-lab Quiz Results You scored 75% by answering 3 out of 4 questions correctly. 1. When the length of the blood vessel increases, which of the following also increases? You correctly answered: d. both friction and surface area 2. Blood vessel length decreases You correctly answered: c. when we lose weight. 3. Blood flow is Your answer : d. directly proportional to vessel radius squared. Correct answer: b. directly proportional to vessel radius to the fourth power. 4. Which of the following correctly describes resistance to flow? You correctly answered: a. Resistance to flow increases with increased vessel length. 07/07/13 page 1
07/07/13 page 2 Experiment Results Predict Question: Predict Question: What effect do you think increasing the flow tube length will have on the fluid flow rate? Your answer : c. The fluid flow rate will decrease.
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- Fall '13
- Fluid Dynamics, Blood vessel, blood vessel length