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Lymphatic system 1

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Mind Map on Lymphatic system 1, created by fazreenlyana on 24/11/2014.
fazreenlyana
Mind Map by fazreenlyana, updated more than 1 year ago
fazreenlyana
Created by fazreenlyana about 11 years ago
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Resource summary

Lymphatic system 1
  1. vessels take away excess fluid around cell (tissue fluid) n return to blood
    1. lymph capillaries
      1. around cell of body
        1. remove excess fluid around cell n prevent oedema
          1. 1 cell thick
          2. lymphatics
            1. resemble vein in structure
              1. have lots of valve to prevent backflow
              2. lymph nodes/G
                1. small oval
                  1. have lymphatic leading to node(afferent) but 1@2 leading away(efferent)
                    1. lymph pass many nodes b4 return to blood via
                    2. lymph duct
                      1. 2 lymph that return blood to subclavian vein
                        1. right lymphatic duct open to right subclavian vein
                          1. thoracic duct return lymph to left subclavian vein
                        2. composition of lymph
                          1. milky fluid contain excess tissue fluid
                            1. protein
                              1. waste products
                                1. fats absorbed from intestine
                                  1. antibodies n lymphocytes
                                  2. func of lymph nodes
                                    1. to clean n filter lymph b4 return lymph back to blood
                                      1. to produce lymphocytes n antibodies
                                      2. structure pf lymph node
                                        1. have outer cortex n inner medulla
                                          1. in cortex the lymphocytes arranged in segment w sinuses to allow lymph to pass
                                            1. in medulla, lymphocytes arranged in strands forming medullary cored(produce antibodies)
                                              1. as lymph pass the node, lymphocytes n antibodies clean lymph n remove anything that harm body
                                                1. if there is infection, node become very active that cause them to swell n become painful
                                                2. group of lymph nodes
                                                  1. during massage, we direct to node to aids return of fluid from tissue to blood
                                                    1. submandibular node
                                                      1. cervical node(side of neck)
                                                        1. axillary node(armpits n upper to lower chest)
                                                          1. supratrochlear nodes(fold of elbow n from lower arm)
                                                            1. abdominal nodes(abdomen n base of thoracic duct)
                                                              1. inguinal nodes(in groin n upper legs n pelvis)
                                                                1. popleteal nodes(at knee n from lower leg)

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