Question

There is ___-____L of blood in the average human, or __% of total body weight

a) 4-6 L; 8%
b) 6-8 L; 10%
c) 8-10 L; 12%
d) 10-12 L; 15%

Answer 1

The average volume of blood in an adult human is 4-6 liters, which is about 8% of total body weight.

Step-by-step explanation:

Blood is composed of plasma and blood cells, with plasma being primarily made up of water and proteins. This vital fluid helps transport and supply substances throughout the body.The average volume of blood in an adult human ranges from 4-6 liters, which accounts for about 8% of total body weight. Adult males typically have 5-6 liters of blood, while females have 4-5 liters. Blood is composed of plasma and blood cells, with plasma being about 92% water and containing a mixture of proteins and other substances. Overall, blood is an essential fluid that helps transport and supply substances throughout the body.