Question

The purpose of capillary tubes is to:

permit oxygen and nutrients to be absorbed by cells
allow blood to complete a path between arteries and veins
reverse the flow of blood
provide a means for cell wastes to enter the blood stream

Answer 1

to reduce pressure

Step-by-step explanation:

it is used in labrotories for collecring he different sample It is used for checking concentrations, molarity, molality, etc. Capillary tubes can be used in refrigeration to control the flow of refrigerants.

Answer 2

The purpose of capillary tubes is to:

permit oxygen and nutrients to be absorbed by cells

allow blood to complete a path between arteries and veins

reverse the flow of blood

provide a means for cell wastes to enter the blood stream

Capillary walls are just one cell thick. This enables the blood to use and transport oxygen and other nutrients to the appropriate regions of the body.