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89 Cards in this Set
- Front
- Back
A blood disorder characterized by a dramatic increase in red blood cells? |
Polycythemia |
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What is an increase blood flow resistance |
Viscosity |
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High blood pressure can cause dangerous stretching… what is another word for stretching? |
Distention |
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How do you treat polycythemia? |
Blood removal Irradiation of bone marrow Chemotherapy |
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Name the things that cause anemia? |
Deficiency in hemoglobin Inadequate numbers of red blood cells Hemoglobin production is defective |
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What are the symptoms of anemia? |
Fatigue (tired all the time) Weakness Skin pallor Headache Faintness |
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Name the different types of anemia? |
Hemorrhagic anemia Aplastic anemia Deficiency anemia Pernicious anemia Folate deficiency anemia Iron deficiency anemia Hemolytic anemia Sickle cell anemia Thalassemia |
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What cause hemorrhagic anemia? |
Bleeding (hemorrhaging) causing the RBC levels to get low |
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Name the two types of hemorrhagic anemia? |
Acute blood loss anemia Chronic blood loss anemia |
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REd blood cells produced during hemorrhaging are both ______ and _______ in an attempt to restore homeostasis? |
Macrocytic and hyperchromic |
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Anemia in the bone marrow is called? |
Aplastic anemia |
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What is the treatment for aplastic anemia? |
Bone marrow or stem cell transplant |
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Deficiency anemia is characterized by? |
Reduction in normal hemoglobin |
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What vitamins are necessary for the production of hemoglobin? |
B12 Iron |
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How is pernicious anemia formed? |
Deficiency of vitamin B12 from the failure of the stomach lining to produce intrinsic factors |
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What is intrinsic factor? |
The substance that allows B12 to be absorbed |
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What is the treatment of pernicious anemia? |
Injection of vitamin B12 |
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This anemia is characterized by a deficiency in vitamin B9 |
Folic deficiency anemia |
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What is the most common nutritional deficiency anemia in the world? |
Iron deficiency anemia |
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This is required for hemoglobin synthesis? |
Iron |
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Are the cells in iron deficiency anemia macrocytic or microcytic? |
Microcytic |
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Explain why the hematocrit levels in iron deficiency anemia are low when this anemia blood levels are next to being normal? |
The size of the red blood cells are small (microcytic) |
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What is hemolytic anemia? |
A decreased life span of red blood cells caused by the increase rate of destruction |
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The rapid breakdown of hemoglobin may result in a yellow skin pigment which causes skin disease. Name the pigment and the condition? |
Bilirubin Jaundice |
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Name the abnormal type of hemoglobin found in sickle cell anemia? |
Hemoglobin S (HBS) or sickle hemoglobin |
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Which of the polypeptide hemoglobin chains becomes defective to cause sickle cell anemia? |
One of the beta polypeptide chain |
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What is the shape of a sickle cell? |
Crescent |
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What is sickle cell trait? |
A disease caused from receiving one defective gene that produces a small amount of HBS (hemoglobin S) |
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Anemia characterized by a flawed protein synthesis in the red blood cells? |
Thalassemia |
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Name the two types of thalassemia and describe them? |
Thalassemia minor - one defective gene that cause mild anemia and minimal RBC changes Thalassemia major - two defective genes are inherited- a very serious and life threatening hemolytic anemia |
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White blood cells are also called? |
Leukocytes |
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How are white blood cells characterized? |
Granular - have stained granules Agranular - have no stained granules |
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Name the granular leukocytes? |
Basophils Eosinophils Neutrophils |
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Name the Agranular leukocytes? |
Lymphocytes Monocytes |
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Another name for granular and Agranular leukocytes? |
Granulocytes Agranulocytes |
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The term used to describe abnormally low white blood cell count? |
Leukopenia (less than 5000 wbc count) |
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Term used to refer to an abnormally high white blood cell count? |
Leukocytosis (more than 10,000 wbc) |
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WBC that fights parasites or worms? |
Eosinophils |
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Which WBC has the most numerous active phagocytes? |
Neutrophils |
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Which WBC have weak phagocytes? |
Eosinophils |
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This chemical is released during inflammation reaction? |
Histamine |
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What is the use of heparin? |
Prevent blood from clotting |
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Name the chemical and anticoagulant produced by basophils? |
Histamine Heparin |
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What does the word anticoagulant mean? |
Stop the coagulation/viscosity of the blood |
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What is the largest leukocytes? |
Monocytes |
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What are monocytes that have grown several times their original size? |
Macrophages |
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Name the types of lymphocytes? |
B lymphocytes T lymphocytes |
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What is secreted by B lymphocytes? |
Plasma protein called antibodies |
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Where in the body do you find T lymphocytes? |
Thymus |
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Another name for cancer? |
Neoplasm |
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Name the white blood cell disorders? |
Multiple myeloma Leukemia Infectious mononucleosis |
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This is a cancer of mature, antibody-secreting B lymphocytes? |
Multiple myeloma |
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Name some of the symptoms of multiple myeloma? |
Anemia Bone fracture (skull/vertebrae/skeletal structure) Recurrent infection Defective antibodies |
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The term used to describe a number of blood cancers affecting the White blood cells? |
Leukemia |
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Name the types of leukemia? |
Chronic lymphocytic leukemia Acute lymphocytic leukemia Chronic myeloid leukemia Acute myeloid leukemia |
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What is CLL? |
Chronic lymphocytic leukemia |
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What causes CLL (chronic lymphocytic leukemia)? What are the symptoms? |
B lymphocytes are produced in large numbers Symptoms: increase in infection |
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What age group is likely to acquire chronic lymphocytic leukemia? |
65 years old but is rare in individuals under 30 years old |
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Leukemia that is found in children between 3-7 years old? |
Acute lymphocytic leukemia |
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What causes chronic myeloid leukemia? |
Cancerous transformation of granulocytic (basophils, eosinophils, and neutrophils) precursor cells in the bone marrow |
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Diagnosis of chronic myeloid leukemia is often made by the following discoveries? |
Elevated granulocytic WBC Extreme spleen enlargement |
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Name the drug used to treat chronic myeloid leukemia and state how it works? |
Gleevec - it blocks the flawed signals of CML |
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What cause acute myeloid leukemia? |
The myeloid stem cells not forming properly (the pathological transformation) |
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What virus cause infectious mononucleosis? |
Epstein-Barr Virus |
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How is mono spread? |
Kissing Sharing straw, toothbrush or utensils |
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What are the symptoms of mononucleosis? |
Leukocytosis Atypical lymphocytes Fever Sore throat Rash |
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What are tiny cell fragments that causes a blood cloth? |
Platelets |
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What is the process of how bleeding is stopped when an injury occurs? |
Hemostasis |
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What do physicians prescribe vitamin K before surgery? |
To make sure that the patient blood clots fast enough to prevent hemorrhage |
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State the process of how blood clots |
Vessel vasoconstrict Prothrombin is activated (already in the plasma) Spot becomes rough because of collagen - this attracts platelets to to the site that becomes sticky forming a temporary platelet plug Prothrombin is converted to thrombin Thrombin reacts to with fibrinogen which change to a fibrous gel fibrin |
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A clot that stay in place is called a? |
Thrombus |
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What condition is developed from a thrombus? |
Thrombosis |
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A dislodged clot that circulates through the blood stream is called? |
An embolus |
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What condition is formed from an embolus? |
Embolism |
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A clot fragment that lodges in the lung is called? |
Pulmonary embolism |
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Name the drugs used for clot-induced strokes, heart attacks etc? |
Streptokinase and recombinant tissue plasminogen activator |
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This drug is an anticoagulant that decreases the bloods ability to clot |
Coumadin |
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This drug prevents prothrombin to form thrombin |
Heparin |
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What is the most widely used anticoagulant? |
Aspirin |
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What is thrombocytopenia? |
A clotting disorder resulting from a decrease in the platelet count |
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How is thrombocytopenia characterized? |
Bleeding from many small blood vessels throughout the body mostly visible as purpura |
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What is purpura? |
Purple splotches in the skin and mucous membranes- |
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Name the anticoagulants and what they are used for |
Coumadin- inhibit the synthesis of prothrombin Heparin - stops prothrombin from forming thrombin Aspirin - inhibits the formation of the platelet plugs and emboli |
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This lab test is used to regulate the dosage of anticoagulants? |
Prothrombin time International normalized ratio |
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Name the clotting disorders? |
Thrombocytopenia Hemophilia |
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What is hemophilia? |
A bleeding disorder that results from the failure to produce one or more plasma proteins responsible for blood clotting |
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Name the clotting factor that is absent in a hemophiliac and state what it is used for? |
Factor VIII Used to form prothrombin activator |
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Name the most common symptoms of hemophilia? |
Easy bruising Nose bleeds Blood in the urine Deep muscle hemorrhage |
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Where do you find vitamin k in the body and how is it produced? |
Produced by bacteria living in the intestines and absorbed in the bloodstream Found in the Gastrointestinal (GI) tract |