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1432cv10 - – constriction of arterioles to non-working...

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10 Blood Flow and Exercise • Rest - approximately 15-20% of systemic blood flow to skeletal muscles • Max exercise ~85 % of total blood flow to working skeletal muscles • results from – increased blood pressure – dilation of arterioles in working muscles
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Unformatted text preview: – constriction of arterioles to non-working muscles and viscera (liver, stomach, intestines. ..) – maintain blood flow to brain and heart – skin blood flow for heat dissipation...
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