What happens to resistance to flow and blood flow during vasodilation?
Resistance to flow DECREASES, blood flow INCREASES
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What happens to resistance to flow and blood flow during vasoconstriction?
Resistance to flow INCREASES, blood flow DECREASES
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Metabolic control of vasodilators
Increase CO2, H+, K+, temp, Osmolarity
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Metabolic control of vasoconstrictors
Decrease O2
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Describe auto regulation of blood flow
Increase flow as a result of INCREASE blood pressure --> results in stretch of smooth muscle (Ca2+ influx) --> Myogenic vasoconstriction in response to pressure induced stretch
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