Lymphatic System Flashcards

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1
Q

The lymphatic system consists of:

A
  • A fluid known as lymph
  • Lymph capillaries
  • Lymphatic vessels (larger than capillaries)
  • Lymph nodes
  • Tonsils, thymus and spleen
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2
Q

Function of the lymphatic system

A
  • Drain away excess fluid in the tissue back into the blood
  • Cells in the lymph nodes remove bacteria and foreign substances
  • Cells in tonsils, thymus and spleen are involved in immune responses
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3
Q

Movement of lymph

A
  • Concentration of skeletal muscle helps to push lymph along. No pump.
  • Lymphatic vessels have valves to stop lymph flowing in the wrong direction
  • Lymph is returned to the blood through the thoracic duct and right subclavian duct
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