Consider the structural differences in the walls of arteries and veins. Explain how the structure of each blood vessel specifically “fits” its function

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3. 10 bme ons Explain the relationship between flow, pressure and resistance in blood vessels, and the factors that affect the amount of resistance. a. Define flow (F), blood pressure (AP), and resistance (R or PR) b. State and apply the general mathematical relationship between flow, blood pressure and resistance. Explain how the body increases and decreases blood flow.

19 what are the changes that occur in the thickness of the tunica externa and tunica media of arteries as they become many smaller arterioles and eventually give rise to many more capillaries.

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18 Name the number of tissue layers in each and histological composition of each layer of a blood vessel, including the differences among the 3 capillary types.