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turtle
turtle asked in Science & MathematicsPhysics · 7 years ago

Physics question about head pressure and heart pressure?

Neglecting the pressure drop due to resistance, calculate the blood pressure in mmHg in an artery in the brain 32 cm above the heart. The pressure at the heart is 120mmHg and the density of blood is 1.05g/cm3.

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  • Woodsman
    Lv 7
    7 years ago
    Favorite Answer

    p = po - ρgh = 120mmHg - 1050kg/m³ * 9.8m/s² * 0.35m

    p = 120mmHg - 3600Pa = (120 - 27) mm Hg = 93 mm Hg

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