Term
| In which tissue category does blood belong |
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Definition
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Term
| Which of the following is not a type of connective tissue? |
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Definition
A)adipose tissue
B) Compact Bone
C)Fibrocartilage
D)Oligodendrocytes |
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Term
| Why do women have a lower percentage of red blood cells (38-46) than men (42-56) |
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Definition
-Women menstruate
-Testosterone promotes higher production of RBCs |
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Term
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Definition
| Measures the percentage of red blood cells |
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Term
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Definition
| Consists of Leukocytes and Thrombocytes |
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Term
% red blood cells
% Plasma |
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Definition
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Term
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Definition
-REgulates pH and fluid levels
-Trans[prts hormones and nutrients
- Protects the body with leukocytes and antibodies |
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Term
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Definition
| Hormones, nutrients, oxygen, waste, carbon dioxide, |
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Term
| leukocytes and thrombocytes normally account for |
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Definition
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Term
| Blood doping is dangerous |
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Definition
| because it increases blood's viscosity |
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Term
| The majority of plasma is composed of |
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Definition
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Term
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Definition
| Plasma with only fibrinogen removed ( no clotting); too difficult to remove other plasma proteins |
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Term
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Definition
| Most common plasma protein, regulates osmosis in blood, transports proteins and lipids |
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Term
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Definition
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Term
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Definition
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Term
| Fibrinogen works most closely with which cells during clotting |
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Definition
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Term
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Definition
| transportation, regulation, protection |
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Term
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Definition
Absorbs heat and distributes throughout the body - Plasma
Constrict and dilate to regulate temperature - Vessels
Regulates body pH and fluid levels in cardiovascular system |
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Term
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Definition
| Converts into fibrin- blood clotting formation |
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Term
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Definition
RBC
Not a true cell
No nucleus or organelles
Biconcave discs
Allows gases to be loaded and unloaded efficiently
Filled with hemoglobin
Transports O2, CO2
Rouleau
RBCs line up in single file as they pass through small vessels |
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Term
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Definition
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Term
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Definition
| Circulate in blood stream for 120 days |
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Term
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Definition
| Aged erythrocytes are phagocytized in the liver and spleen |
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Term
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Definition
Heme components of blood are recycled
-heme minus iron- secred in bile from liver
-iron is transported in the blood by the protein trasferrin and stored by the protein ferren in the liver |
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Term
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Definition
| erythrocyte membrane proteins and globin proteins are broken down into amino acids, some of which are used to make new erythrocytes. |
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Term
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Definition
| Erythrocytes with type A surface antigens and plasma with anti-B antibodies |
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Term
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Definition
| RBCs with type B surface antigens and plasma with anti-A antibodies |
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Term
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Definition
| Erythrocytes with both type A and tyepe B surface antigens and plasma with neither anti-A nor anti-B antibodies |
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Term
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Definition
| RBCs with neither type A nor type B surface antigens, but plasma with both anti-A and anti-B antibodies |
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Term
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Definition
| RBCs with type D surface antigens and plasma with no anti-D antibodies |
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Term
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Definition
| RBCs with no type D surface antigens and plasma with anti-D antibodies, only if there has been prior exposure to Rh positive blood |
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Term
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Definition
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Term
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Definition
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Term
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Definition
Too many erythrocytes in the blood
Causes increase in viscosity of blood placing strain on the heart
Therapeutic blood donations |
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Term
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Definition
Too few RBCs leads to low oxygen levels
Iron Deficiency Anemia
Lack of iron diet or chronic blood loss |
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Term
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Definition
Genetic disease
RBC is sickle-shaped
Hemolysis |
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Term
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Definition
True cells
Contain nucleus and organelles
Larger than erythrocytes
WBCs help initiate the immune response and defend against pathogens
Function outside of bloodstream |
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Term
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Definition
WBCs leave the bloodstream and enter tissues
Squeeze between endothelial cells |
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Term
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Definition
| WBCs are attracted to site of infection by damaged cells, dead cells, or invading pathogens |
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Term
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Definition
Neutrophils
Phagocytize infectious pathogens by secreting lysozyme
Eosinophils
Parasitic infections
Allergies
Basophils
Allergic reactions
histamine (allergy symptoms)
heparin (inhibits clotting) |
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Term
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Definition
Lymphocytes
Reside in lymphatic tissue
Produce immune response
B and T lymphocytes
Monocytes
Phagocytize bacteria, cell fragments, dead cells, and debris |
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Term
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Definition
| between 5,000-10,000 per microliter of blood |
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Term
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Definition
High WBC count
Infection, inflammation, extreme stress |
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Term
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Definition
Low WBC count
Viral or bacterial infections |
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Term
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Definition
Cancer in the leukocyte-forming cells
Proliferation of abnormal leukocytes
Cancer cells take over bone marrow and slow production of erythrocytes and thrombocytes
Causes anemia and bleeding |
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Term
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Definition
aka platelets
Cell-fragments of megakaryocytes
Platelets live for 8 to 10 days |
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Term
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Definition
Fibrin (from fibrinogen)
Thrombocytes |
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Term
Thrombocytopenia
(Clotting disorder) |
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Definition
Abnormally low concentration of platelets in blood
Results from:
Damage to bone marrow, chemotherapy, leukemia, or over active spleen |
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Term
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Definition
Lack of clotting factors
Usually acquired genetically |
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Term
| Hemopoiesis (Hematopoiesis) |
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Definition
Hemopoiesis is the production of formed elements
Erythropoiesis, Thrombopoiesis, Leukopoiesis
Occurs in red marrow of bones
Erythropoietin (EPO) made by the kidney to control RBC production
Hemopoietic stem cells form all blood cells |
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