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Blood & Lymphatic

Chapter 2 : Blood & Lymphatic

QuestionAnswer
What is “Blood”? 1. A circulating tissue composed of fluid plasma and cells (red blood cells, white blood cells, platelets). 2. A connective tissue from both its origin in the bones and its function.
Function of Blood? 1. Transportation 2. Protection 3. Regulation
Formed elements? 1. Plasma 2. Buffy Coat (leukocytes & platelets) 3. Erythrocytes
Hematopoiesis / hemopoietic? The production of all of the cellular components of blood and blood plasma (blood cell formation). It occurs within the hematopoietic system.
Phase of Homeostasis? Stage 1: Vascular Spasm Stage 2: Platelet Plug Formation Stage 3: Coagulation/blood clotting
Example of Blood Disorder? Thrombocytopenia: inability of blood to form clots Anemia: Lack of red blood cell Leukocytosis: Too much white blood cell
How blood group is formed? To the presence or absence of an antigens on the surface of a red blood cell (the erythrocyte) that determine whether the blood is A, B, AB or O
What is the function of Lymphatics? 1. To produce, maintain and distribute lymphocytes for body defense mechanisms 2. To return fluid into the general circulation 3. To distribute hormones, nutrients and waste products
What is a lymphatic system component? 1. Lymph 2. Lymphatic vessels 3. Lymph nodes 4. 4 organs (Thymus, Spleen, Tonsils and Bone marrow.)
What is "Lymphatic''? 1. Network of vessels, nodes, and ducts that collect and circulate excess fluid in the body. 2. Part of immune system
What two types of lymphocytes? T cells and B cells
Where the lymphocytes are formed? Formed in lymphatic tissue throughout the body
What hormone that control blood formation? Hormone erythropoietin (EPO)
How long blood last / remains on circulation? 1. RBC: 120 days. 2. White blood cells have a wide range of lifespans, from hours to years. 3. Platelets is about 9 to 12 days.
What nutrients required for blood formation? 1. Vitamins B6, B9 and B12 2. Iron and Copper 3. Vitamin A
What are name of each types blood formation occurs in hematopoiesis? 1. Erythropoiesis 2. Leukopoiesis 3. Thrombopoiesis
Where the location process of hematopoiesis occurs? Occurs in red bone marrow (blood sinusoids)
Where are the main locations of lymph nodes in the body? 1. Neck 2. Armpits 3. Groin
What is the function of helper T-cells? 1. Help B-cells produce antibodies 2. Help other immune cells
How can lymphatic system moves fluid in the body? 1. Through lymph vessels 2. Located nearby lymph nodes
Created by: TheBloodLine
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