25 Circulation2 - SI Leader: Anita Vijapura Spring 2010...

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SI Leader: Anita Vijapura Spring 2010 BSC2011 1/22/10-1/25/10 Circulation Part 2 Blood flow velocity and blood pressure are controlled by __________________________ and _______________________________. Define peripheral resistance: Determine the relationship between peripheral resistance and the radius of the blood vessel [which blood vessel(s)?]: Nervous Control The neural system which act on _____________ muscle to control blood vessel diameter is called the _______________________________. It is located in the _______________________________. This system consists of two (sub)systems: 1) 2) How are these (sub)systems activated? 1) 2)
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SI Leader: Anita Vijapura Spring 2010 BSC2011 1/22/10-1/25/10 Hormonal Control Hormone Vasoconstrictor/ Vasodilator Molecule Source Action/Stimulation Vasopressin Angiotensin Endothelin Atrial Natriuretic Peptide Nitric Oxide Prostaglandins Importance of controlling Blood Pressure 1) Large changes in BP: Significant increases in blood pressure can lead to __________________________________________. Significant decreases in blood pressure can lead to __________________________________________.
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This note was uploaded on 03/30/2010 for the course BSC BSC2011 taught by Professor Evans during the Spring '10 term at École Normale Supérieure.

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25 Circulation2 - SI Leader: Anita Vijapura Spring 2010...

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