A medical technician is trying to determine what percentage of a patient's artery is blocked by...

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Physics

A medical technician is trying to determine what percentage of apatient's artery is blocked by plaque. To do this, she measures theblood pressure just before the region of blockage and finds that itis 1.20Ã—10⁴ Pa , while in the region of blockage it is1.15Ã—10⁴ Pa . Furthermore, she knows that blood flowingthrough the normal artery just before the point of blockage istraveling at 27.5 cm/s , and the specific gravity of this patient'sblood is 1.06.
Part A: What percentage of the cross-sectional area of thepatient's artery is blocked by the plaque?

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4.2 Ratings (746 Votes)

Specific gravity of blood 106Density of blood 106 x 1000kgm3 1060 kgm3Pressure of the blood in the unblocked area P1 12 x 104 PaSpeed of flow of See Answer

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