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71 Cards in this Set
- Front
- Back
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Blood Consists of ______&______.
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Plasma & Formed elements
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Formed elements consist of what 3 types of blood cells?
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Red blood cells (RBC), White blood cells (WBC), and platelets.
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What is another name for red blood cells?
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erythrocytes
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What is another name for white blood cells?
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leukocytes
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What is another name for platelets?
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thrombocytes
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Plasma carries ______, ______, ______, _____, & ______.
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Fats, proteins, gases, salts & hormones
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Erythrocytes contain what?
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hemoglobin
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What does hemoglobin do?
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transports oxygen & carbon dioxide
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Reticulocyte
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a blood cell right before it is fully mature
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How long to erythrocytes live?
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about 120 days
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What do leukocytes do?
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fight infection
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What two categories do leukocytes fall under?
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agranular and granular
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Granular leukocytes are classified into what 3 ways?
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eosinophils, basophils, & neutrophils
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What do eosinophils do?
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they release chemicals into the bloodstream that neutralize toxic substances
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Basophils do what?
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release histimine which is a natural toxin that dialates blood vessels and increasing blood flow to infection site.
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Neutrophils do what?
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ingest bacteria and other harmful matter
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What is another name for neutrophils?
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polymorphonuclear leukocytes
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What 2 categories are the agranular leukocytes classified under?
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monocytes and lymphocytes
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Thrombocytes release what two substances?
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prothrombin and fibrinogen
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What do prothrombin & fibrinogen do?
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clot the blood
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hyperchromia
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excessivly pigmented red blood cells
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hypochromia
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under pigmented red blood cells
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normochromia
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normally pigmented red blood cells
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hemolysis
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breakdown of blood
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myelogenous
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produced by the bone marrow
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myeloid
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resembling bone marrow
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reticulocyte
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young red blood cell
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thrombolysis
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breakdown of a clot
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thrombosis
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blood clot
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hemocytoblast
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immature blood cell
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lymphoblast
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immature lymphocyte
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monoblast
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immature monocyte
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hematocrit
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lab test to determine # of erythrocytes in blood
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anisocytosis
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increased variation in the size of cells
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leukocytosis
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marked increase of white blood cells
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poikilocytosis
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increased variation in the shape of blood cells
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erythremia
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abnormal increase in the # of red blood cells
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hypercholesterolemia
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high cholesterol in the blood
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hyperlipidemia
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high level of fats in the blood
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erythrocytopenia
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decrease # of red blood cells
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leukocytopenia
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decrease in white blood cells
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pancytopenia
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decrease in all blood cells
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thrombocytopenia
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decrease in clotting cells
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electrophoresis
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lab test where substances are seperated by electrical current
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erythropoiesis
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production of red blood cells
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hematopoiesis
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production of blood cells
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erythropoietin
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hormone that stimulates red blood cells
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hemostasis
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stoppage of blood
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What are two types of Lymphocytes?
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T Lymphocytes (T cells) and B Lymphocytes (B cells)
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What do T cells do?
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Attack & kill infected cells so that the virus can't replicate
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What do B cells do?
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Produce antibodies that attach to foreign cells, labeling them for destruction
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The lymphatic system consists of _____, _____, ____, ____, _____, _____, & ____.
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Vascular system, lymph, lymph nodes, thymus gland, spleen, tonsils, & Peyer's patches.
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What does the lymphatic system do?
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drains excess fluids, carries nutrients, hormones, oxygen and fats, and also fights infection
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The Vascular system consists of what?
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lymphatic capillaries, lymphatics, & two lymph ducts
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What does the right lymph duct drain?
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The right side of the head, neck, chest, and right arm.
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Lymph Nodes contain what?
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phagocytes that consume bacteria
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What are the principal clusters of lymph nodes?
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cervical, submandibular, axillary, and inguinal
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What hormone does the thymus gland secret?
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thymosin
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What does thymosin do?
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stimulates the bone marrow to produce T cells
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What does the spleen do?
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Stores blood and contains many phagocytes
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immunodeficiency
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inadequate immune system
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lymphadenitis
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inflammation of lymph nodes
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lymphadenopathy
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disease of lymph nodes
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lymphangiography
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process of recording the lymph vessels
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lymphangitis
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inflammation of lymph vessels
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lymphdema
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accumulation of fluid
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lymphoma
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tumor of the lymphatic structure
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splenomegaly
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enlarged spleen
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splenorrhagia
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hemorrhage of the spleen
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splenorrhaphy
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suture of the spleen
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hemithymectomy
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excision of half the thymus gland
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