Test Answers on Chapter 13 Exam – Flashcards
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The primary function of platelets is to:
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Promote blood clotting
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CLL is the abbreviation for:
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Chronic lymphocytic leukemia
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RBC is the abbreviation for:
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Red blood count
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The abbreviation for erythropoietin is:
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EPO
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WBC is the abbreviation for:
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White blood cell count
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AML is a condition characterized by a marked increase in the number of:
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Immature granulocytes
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_____________, which is abbreviated ___, tests the ability of blood to clot by measuring the time elapsed between adding calcium to the sample and the appearance of a clot; it is used to follow patients on anticoagulants.
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Prothrombin Time, PT
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Blood screening that includes an RBC count, a WBC count with differential, a platelet count, hemoglobin and hematocrit, and red blood cell indices is called a(n) _____________, which is abbreviated ___.
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Complete blood count, CBC
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An abnormal increase in granulocytes in the blood is called:
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Granulocytosis
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The combining form myel/o means:
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Bone marrow
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The prefix mono- means:
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One or Single
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The combining form bas/o means:
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Alkaline
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The suffix in the term electrophoresis means:
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Carrying
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The process by which cells change in size from large immature cells to small mature cells and the cell nucleus shrinks is called:
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Differentiation
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An inherited defect in the ability to produce hemoglobin, usually seen in persons of Mediterranean background, is called:
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Thalassemia
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White blood cells that do not contain granules in their cytoplasm are ________cytes, or mononuclears.
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agrangulo
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Granulocyto______ is a deficiency in the total number of basophils, eosinophils, and neutrophils
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penia
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The normal formation of blood cells in the bone marrow is called hemato________.
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poiesis
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The study of the shape of the cells is called ______logy.
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morpho
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Excessive bleeding caused by congenital lack of one of the protein factors necessary for blood clotting is called hemo________.
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philia
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______________ anemia is a genetic disorder characterized by production of abnormal hemoglobin (HbS), abnormal shape of erythrocytes, and hemolysis.
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Sickle cell
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The liquid portion of blood is called:
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Plasma
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Which of the following is an anticoagulant substance produced by basophils and tissue cells to prevent formation of thrombi and emboli?
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Heparin
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Mr. Kennedy is diagnosed with pernicious anemia. In pernicious anemia, RBC production is decreased due to lack of a protein called:
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Intrinsic factor
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Mr. Kennedy, who has pernicious anemia, will need lifelong administration of which substance?
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Vitamin B12
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A condition in which a person's body makes an antibody that destroys platelets is:
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Autoimmune thrombocytopenic purpura
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A clinical procedure that aids in the diagnosis of blood disorders like anemia and leukemia is:
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A bone marrow biopsy
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Gena Moore, an 18-year-old college student, is seen in the student health center for complaints of fatigue, weakness, and pharyngitis. She is febrile. While performing the physical examination, the practitioner finds painful lymphadenitis. Lab tests revealed an elevated WBC with an increase in atypical lymphocytes, negative throat culture, and the presence of antibodies to EBV. Ms. Moore's most likely diagnosis is:
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Mononucleosis
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The blood protein in RBCs that enables the RBCs to carry oxygen is called:
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Hemoglobin
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Which blood type contains no antibodies?
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AB
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Which blood type contains only anti-B antibodies?
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A
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Unspecialized cells that become specialized when they mature are called:
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Stem cells
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___________ are agranulocytes
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Monocytes
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Red blood cells are also called:
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Erythrocytes
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WBCs with dense reddish granules that increase in allergic reactions are:
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Eosinophils
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White blood cells are also called:
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Leukocytes
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__________ are phagocytic granulocytes.
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Neutrophils
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Agranulocytes that produce antibodies that play a major role in immunity are:
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Lymphocytes
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Another term for platelets is:
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Thrombocytes
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Heme is broken apart into iron and the pigment ______________.
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bilirubin
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The medical term for large bluish-purple spots of leaked blood under the skin, commonly called bruising, is ___________.
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ecchymosis
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