Presentation on theme: "Part of our Immune system"— Presentation transcript:
1 Part of our Immune system Lymphatic SystemPart of our Immune system
2 Purpose of Lymphatic System Collects excess fluids surrounding your cellsWhat is the fluid that surrounds your cells?Helps eliminate the pathogens in this fluid and returns it to your blood streamDo you think this fluid is returned to a vein or artery?Helps your body fight pathogensWhat does your body need to fight pathogens?
3 Lymphatic System consists of Lymph VesselsLymphLymphatic Organs
4 Lymph VesselsAre like the blood vessels but instead of carrying blood they carry excess cellular fluids called …
5 LymphExcess fluid (plasma) surrounding the cells that contains some cell waste and some cell nutrientsWhat kind of waste might be in Lymph?What would happen if these wastes were left surrounding the cell?
7 Lymph NodesBean shaped organs that are found connected to the lymph vessels that remove particles such as pathogens and dead cells from the LymphContain wbc’sGet swollen when we are fighting an infectionWhy do you think the lymph nodes swell?
8 Thymus GlandLocated above the heartReleases and produces wbc’s
9 Spleen Largest Lymphatic organ Located in the upper side of the abdomenFilters the blood – rbc recycling centerProduces and releases wbc’s
10 Tonsils Made up of Lymphatic tissue at the back of the tongue Helps defend body against infection by releasing wbc’sCan become infected and may have to be removed