Normal Rate of Cerebral Blood Flow to the Brain
In the arteries with the absence of diseases there is very little or no resistance to blood. Ventricular contraction ejects blood into the major arteries resulting in flow from regions of higher pressure to regions of lower pressure as blood encounters smaller.
Schematic Representation Of Cerebral Blood Flow Cbf Variations Download Scientific Diagram
The vessel diameter is the most principal determinant to control resistance.
. At any given pressure drop the flow rate is determined by the resistance to the blood flow. It is initiated by the contraction of the ventricles of the heart. Compared to other smaller vessels in the body the artery has a much bigger diameter 4 mm therefore the resistance is.
Blood flow refers to the movement of blood through a vessel tissue or organ and is usually expressed in terms of volume of blood per unit of time.
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