Write the properties of human blood.
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Answer:
Amount: : 7-9% of total body weight; 79ml/kg.
Blood volume: 5-6 liters.
Viscosity: (3.5-5.5) times more than water.
Specific Gravity:045-1.065.
PH:3-7.4 (slightly alkaline)
Venous blood has low pH than the arterial blood as venous blood has more CO.
Temperature- 380C (100.4F)
Osmotic pressure– 25 mm Hg.
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1
Answer: around 7-8 of an adults body weight is blood.
Explanation: the body can easily replace a small amount of lost blood, which makes blood donation possible.
Hope it help.
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