2. Lymphatic System Works with the circulatory system Works with the circulatory system Removes waste and excess fluids from the body tissues Removes waste and excess fluids from the body tissues (continues)

3. Lymph A thin, watery fluid composed of intercellular, or interstitial fluid, which forms when plasma diffuses into tissue spaces. A thin, watery fluid composed of intercellular, or interstitial fluid, which forms when plasma diffuses into tissue spaces.

4. Lymphatic vessels Are located throughout the body in the tissues that have blood vessels. Are located throughout the body in the tissues that have blood vessels.

5. Lymph nodes (glands) located throughout the body, usually in groups or clusters. located throughout the body, usually in groups or clusters. Small, round or oval masses ranging in size. Small, round or oval masses ranging in size. Lymph vessels bring lymph to the nodes. Lymph vessels bring lymph to the nodes. Nodes filter the lymph and remove impurities and dead blood cells Nodes filter the lymph and remove impurities and dead blood cells

6. Lymphatic System (continued) Lymphatic ducts Lymphatic ducts Lymph tissue Lymph tissue Spleen Spleen Thymus Thymus

7. Lymphatic Ducts 2 lymphatic ducts 2 lymphatic ducts Right lymphatic duct – short tube that receive all of the purified lymph from the right side of the head and neck, chest, arm. Right lymphatic duct – short tube that receive all of the purified lymph from the right side of the head and neck, chest, arm. Thoracic duct – larger tube, drains the lymph from the rest of the body. Thoracic duct – larger tube, drains the lymph from the rest of the body.

8. Lymph Tissue Lymph tissue in the nodes produces lymphocytes (a type of leukocyte) and antibodies Lymph tissue in the nodes produces lymphocytes (a type of leukocyte) and antibodies

9. Spleen An organ located beneath the left side of the diaphragm and in back of the upper part of the stomach. An organ located beneath the left side of the diaphragm and in back of the upper part of the stomach. Produces leukocytes and antibodies Produces leukocytes and antibodies Destroys old erythrocytes Destroys old erythrocytes Stores erythrocytes to release into the bloodstream if bleeding occur. Stores erythrocytes to release into the bloodstream if bleeding occur. Filters metabolites and wastes from body tissues. Filters metabolites and wastes from body tissues.

10. Thymus A mass of lymph tissue located in the center of the upper chest. A mass of lymph tissue located in the center of the upper chest. During early life, it produces antibodies and manufactures lymphocytes to fight infection. During early life, it produces antibodies and manufactures lymphocytes to fight infection.

11. Diseases and Abnormal Conditions Adenitis – is an inflammation or infection of the lymph nodes Adenitis – is an inflammation or infection of the lymph nodes Hodgkin’s disease – is a chronic, malignant disease of the lymph nodes. Hodgkin’s disease – is a chronic, malignant disease of the lymph nodes. Lymphangitis – is an inflammation of lymphatic vessels, usually resulting from an infection in an extremity. Lymphangitis – is an inflammation of lymphatic vessels, usually resulting from an infection in an extremity. Splenomegaly – is an enlargement of the spleen Splenomegaly – is an enlargement of the spleen Tonsillitis – is an inflammation or infection of the tonsils. Tonsillitis – is an inflammation or infection of the tonsils.

12. Related Careers Immunologist Immunologist Internist Internist

13. Medical Terms Root Word; lymph(o)-lymph or the lymphatic glands Lymphadenitis gland inflammation Lymphadenitis gland inflammation Lymphangioma vessels tumor Lymphangioma vessels tumor Lymphocyte cell Lymphocyte cell Lymphopoiesis make,develop Lymphopoiesis make,develop Lymphostasis stop Lymphostasis stop Lymphedema swelling due to fluid Lymphedema swelling due to fluid Lymphocyto penia cell decrease Lymphocyto penia cell decrease Lymphocyto sis cell disease condition Lymphocyto sis cell disease condition Lymphoid resembling Lymphoid resembling

14. Medical Terms Root word: lymphaden/o – denotes lymph node Lymphadenopathy disease Lymphadenopathy disease Lymphadenitis inflammation Lymphadenitis inflammation

15. Medical Terms Root word: immun/o – denotes protection Autoimmune self Autoimmune self Immunoglobulin protein Immunoglobulin protein Immunosuppression to stop Immunosuppression to stop

16. Medical Terms Word roots: splen(o) – denotes the spleen Hyper splen ism above state Hyper splen ism above state Spleno phren ic diaphragm, pertaining to Spleno phren ic diaphragm, pertaining to Splenectomy surgical removal Splenectomy surgical removal Splenocele without nourishment Splenocele without nourishment Splenorrhagia excessive flow, bleeding Splenorrhagia excessive flow, bleeding Splenomegaly enlargement Splenomegaly enlargement

17. Medical Terms Root word: thym/o – denote thymus gland Thymoma tumor or swelling Thymoma tumor or swelling Thymectomy surgical removal Thymectomy surgical removal

18. Abbreviations Q-R Q Meaning Q Meaning Qd every day Qd every day Qh every hour Qh every hour Q2h every 2 hours Q2h every 2 hours Q3h every 3 hours Q3h every 3 hours Q4h every 4 hours Q4h every 4 hours Qhs every night at bedtime Qhs every night at bedtime Qid four times a day Qid four times a day Qns quantity not sufficient Qns quantity not sufficient Qod every other day Qod every other day Qol quality of life Qol quality of life Qs quantity sufficient Qs quantity sufficient Qt quart Qt quart

19. Abbreviations Q-R R Meaning R Meaning R Respiration, rectal R Respiration, rectal Rt right Rt right Ra radium Ra radium RBC red blood cell RBC red blood cell RDA recommended daily allowance RDA recommended daily allowance REM rapid eye movement REM rapid eye movement RHD rheumatic heart disease RHD rheumatic heart disease RLQ right lower quadrant RLQ right lower quadrant RN registered nurse RN registered nurse RNA ribonucleic acid RNA ribonucleic acid

20. Abbreviations Q-R R Meaning R Meaning R/O rule out R/O rule out RO reality orientation RO reality orientation ROM range of motion ROM range of motion RR recovery room RR recovery room RRT registered respiratory therapist, registered radiologic technologist RRT registered respiratory therapist, registered radiologic technologist RT respiratory therapy/therapist RT respiratory therapy/therapist RUQ right upper quadrant RUQ right upper quadrant Rx prescription, take, treatment Rx prescription, take, treatment