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Biology
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14 Aug 2019

understanding the basics of blood vessels:

a. Direction of flow

b. Function of each

c. Diameter/radius

d. Length

e. Viscosity

f. What factors affect flow? Pressure?

g. What are vasodilation? Vasoconstriction?

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Reid Wolff
Reid WolffLv2
15 Aug 2019
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Is decreasing the length of your blood vessels a viable option?Explain!

The arterioles (small arteries) are surrounded by circularmuscles. In order to increase the blood flow rate by a factor of 5,what percentage increase in the radius of a blood vessel is needed?(This is called vasodilatation.)

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