contestada

What function do capillaries serve in the cardiovascular system?
A.
carry blood to the brain
B.
return blood to the lungs
C.
help control body temperature
D.
replace old blood cells

Respuesta :

Insidious
Hey there! 
The correct answer to the question is B) return blood to the lungs.

Capillaries are the smallest blood vessels in our body. Capillaries allow the exchange of water, oxygen, carbon dioxide, nutrients, minerals, and wastes in the body. 

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