17. When taking blood presure, (2 points) a. What causes the syitolic sound? b. What causes the disappearance of the sound? 18. Thinking about blood pressure. a. What was your blood pressure? ( 1 point) b. what does the-top number mean? (2 point) c. what does the bottom number mean? (1 point) d. what is vour pulse pressure? - Why is the pulse pressure measurement important? ( 2 points) 19. Hew do venous pressures compare to arterial pressures and whv? (1 point) 20. What maneuver to increase the thor acic pressure shows how external factors can affect venous pressore? (2 pounts) How is it performed? 21. What might an abnormal increase in venous pressure indicate and why? (2 points) Observing the Effect of Various Factors on Blood Pressure and Heart Rate 22. What effect do the following have an blood preswure? (indicate increase by f and decrease by a.) (o 5 pts eachis 3 pts) 1. increased diameter of the arterioles 4. hemorihage 2. increased blood viscosity 5. arteriosclerosis 3. increased cardiac output 6. increased pulse rate 23. Thinking again about blood pressure, a. In which position (sitting, reclining, or standing) is the blood pressure normally the highest? (1 point) b. In which position (sitting, reclining, or standing) is the blood pressure normally the lowest? (1 point) c. What immediate changes in blood pressure did you observe (or should you observe) when the subject stood up aftec being in the sitting or recining position? What changes in the blood vessels might account for the change? (1 point).

1. 17. When taking blood presure, (2 points) a. What causes the syitolic sound? b. What causes the
disappearance of the sound? 18. Thinking about blood pressure. a. What was your blood
pressure? ( 1 point) b. what does the-top number mean? (2 point) c. what does the bottom number
mean? (1 point) d. what is vour pulse pressure? - Why is the pulse pressure measurement
important? ( 2 points) 19. Hew do venous pressures compare to arterial pressures and whv? (1
point) 20. What maneuver to increase the thor acic pressure shows how external factors can affect
venous pressore? (2 pounts) How is it performed? 21. What might an abnormal increase in
venous pressure indicate and why? (2 points) Observing the Effect of Various Factors on Blood
Pressure and Heart Rate 22. What effect do the following have an blood preswure? (indicate
increase by f and decrease by a.) (o 5 pts eachis 3 pts) 1. increased diameter of the arterioles 4.
hemorihage 2. increased blood viscosity 5. arteriosclerosis 3. increased cardiac output 6.
increased pulse rate 23. Thinking again about blood pressure, a. In which position (sitting,
reclining, or standing) is the blood pressure normally the highest? (1 point) b. In which position
(sitting, reclining, or standing) is the blood pressure normally the lowest? (1 point) c. What
immediate changes in blood pressure did you observe (or should you observe) when the subject
stood up aftec being in the sitting or recining position? What changes in the blood vessels might
account for the change? (1 point)