Question

what are cappilaries. explain it in a very detail. write detailed functions.
I will mark the most detailed one the brainliest

Answer 1

Hello!

Here is your answer!
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Capillaries,

Characteristics:

#Artery divides into smaller vessels know as capillaries on reaching an organ or tissue.

#The walls of capillaries are one cell thick.

#They also have valves to prevent the back flow of blood.

#It is situated in the terminals of artery or veins.

Function:

#They help in exchange of materials between blood and surrounding cells that take place across the thin walls of capillaries.

Capilaries are divided into two, Lymphatic and blood capilarries.

Lymphatic capillaries: 

#They are colorless.

#They carry lymph.

#They are wider .

Blood capillaries:

#They are red in colour.

#They carry blood.

# They are narrower.

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Hope it helps!

Answer 2

Answer:

Capillaries are very tiny blood vessels — so small that a single red blood cell can barely fit through them. They help to connect your arteries and veins in addition to facilitating the exchange of certain elements between your blood and tissues.