Which of the following functions does blood perform in the human body?!


Question:

Which of the following functions does blood perform in the human body?

1.Transport of materials
2.Defense agianst pathogens
3.Regulation of body conditions


Answers:

It does all three. It carries glucose to muscles. It kills pathogens with its white blood cells. It regulates temperature by dilating surface vessels to give off excess heat.




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