Short / Long type answer type questions.
What is lymph? Explain its two functions and write about its circulation.

Lymph is a light yellow coloured, mobile fluid connective tissue which drains into the lymphatic capillaries from the intracellular spaces.

Functions:

• Lymph carries carbon dioxide and nitrogenous waste from tissues to blood.
  
• Lymph protects the body by killing germs and fight against infection.
  
• Lymph absorbs some of the fluid from the digestive tract.
  
• It passes proteins from circulation to tissues.
  
• It carries the digested fat.
  
• It drains the excess fluid from extracellular spaces back into the blood.