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Apr 29, 2021 · Your spleen is a small organ that sits inside your left rib cage, just above your stomach. In adults, the spleen is about the size of an avocado. The spleen is part of your lymphatic system (which is part of your immune system). It does several important jobs to keep your body healthy.
The spleen is an organ found in almost all vertebrates. Similar in structure to a large lymph node, it acts primarily as a blood filter. The word spleen comes from Ancient Greek σπλήν (splḗn). The spleen plays very important roles in regard to red blood cells (erythrocytes) and the immune system.
Dec 13, 2021 · The spleen also stores red blood cells, platelets, and infection-fighting white blood cells. Function. The spleen plays an important role in your immune system response.
Nov 3, 2023 · 1/4. Synonyms: Lien. The spleen is the largest organ of your lymphatic system, a subdivision of the immune system. Its network of trabeculae, blood vessels and lymphoid tissue provides an environment in which white blood cells ( lymphocytes) proliferate while old damaged red blood cells (erythrocytes) are recycled.
Feb 14, 2023 · The spleen plays a role in the immune system and the blood. We will explain what the spleen does, the types of cells involved, and what happens when it goes wrong.
Apr 16, 2024 · The spleen is an organ located in the upper left abdomen, and is roughly the size of a clenched fist. In the adult, the spleen functions mainly as a blood filter, removing old red blood cells. It also plays a role in both cell-mediated and humoral immune responses.
white pulp. spleen, organ of the lymphatic system located in the left side of the abdominal cavity under the diaphragm, the muscular partition between the abdomen and the chest. In humans it is about the size of a fist and is well supplied with blood.
Jun 16, 2022 · Function. As part of the lymphatic system, the spleen serves multiple major and inter-related functions involving the body’s blood supply. It plays an important role in immune function and in recycling RBCs. Red pulp: This part of the organ filters blood, removing foreign bodies, microbes, and faulty RBCs.
By Harry S. Jacob, MD, DHC, University of Minnesota Medical School. Reviewed/Revised Mar 2023. By structure and function, the spleen is essentially 2 organs: The white pulp, consisting of periarterial lymphatic sheaths and germinal centers, acts as an immune organ.
Jul 24, 2023 · The spleen is the largest organ of the lymphatic system positioned between the fundus of the stomach and the diaphragm in the left hypochondriac region of the abdominal cavity, relatively below the left costal margin between the ninth and 11th ribs.
