Question

what is lymph? write its important functions. (5 marks)​

Answer 1

Explanation:

The light yellow fluid in the lymphatic vessels is called

lymph. It flows only in one direction from tissues to

heart.

Functions of lymph :

i. Lymph functions as a middleman that exchanges

materials between blood and tissue fluid.

ii. Lymph helps in maintenance of blood volume.

iii. Lymphocytes mature inside the lymph nodes and

are released into lymph passing through the same.

iv. Lymph picks up digested fat from alimentary

canal for pouring into blood.

v. Lymph capillaries are specialised to attract and

localise germs.

vi. Tissue secretions i.e., hormones, macromolecules,

plasma proteins are first poured into lymph for

passage into blood

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