EVERYDAY SCIENCE

SCIENCE

CIRCULATORY SYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The amount of blood in a normal man is about.
A
5.0 liters
B
2.5 liters
C
3.8 liters
D
4.7 liters
Explanation: 

Detailed explanation-1: -The amount of blood circulating within an individual depends on their size and weight, but the average human adult has nearly 5 liters of circulating blood. Women tend to have a lower blood volume than men. However, a woman’s blood volume increases by roughly 50% during pregnancy.

Detailed explanation-2: -The volume of blood is approximately 5.5 liters in each adult male and 4.5 liters in female.

Detailed explanation-3: -adult will have approximately 1.2-1.5 gallons (or 10 units) of blood in their body. Blood is approximately 10% of an adult’s weight.

Detailed explanation-4: -According to a 2020 article, there are around 10.5 pints (5 liters) of blood in the average human adult body, although this will vary depending on various factors. During pregnancy, a woman may have up to 50% more blood.

Detailed explanation-5: -The average adult has a blood volume of roughly 5 litres (11 US pt) or 1.3 gallons, which is composed of plasma and formed elements.

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