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Exam 11: The Blood

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Question 111

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Prostacyclin

A) activates the clotting cascade
B) induces vasoconstriction of an injured vessel
C) inhibits platelet aggregation
D) is released by aggregated platelets
E) dissolves the clot

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Question 112

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Match blood cell formation term with the correct characteristic. a.thrombopoietin b.erythropoietin c.colony-stimulating factor d.myeloid stem cell e.pluripotent stem cell -Stimulates granulocyte production

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Question 113

True/False

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Plasma proteins are not normally used as metabolic fuels.

The deficiency of vitamin ____ can cause a bleeding tendency.

Neutrophils

Being a cell fragment, a platelet lacks a nucleus and organelles and does not have any synthetic ability.

Since fibrinogen is always present in the blood but the blood does not clot, ____ must normally be absent.

Transfusions reactions are usually most serious when the recipients antigens interact with the donor's antibodies.

The red cell count is normally about ____ million cells per cubic millimeter.

Match each statement with the appropriate disorder. a.aplastic anemia b.pernicious anemia c.hemolytic anemia d.hemorrhagic anemia e.polycythemia f.leukemia g.neutrophilia h.sickle-cell anemia -Associated with acute loss of blood

Granulocytes include

A person with type A- could accept blood types ____________ (list all types possible).

Match each statement with the appropriate disorder. a.aplastic anemia b.pernicious anemia c.hemolytic anemia d.hemorrhagic anemia e.polycythemia f.leukemia g.neutrophilia h.sickle-cell anemia -Associated with malaria

Match the cells with the correct characteristic. a.neutrophils b.eosinophils c.basophils d.monocytes e.lymphocytes f.thrombocytes -Destroy parasitic worms

Pathogens are microorganisms that cause ____________________.

Hemoglobin is found within the nuclei of erythrocytes.

Antibodies are gamma globulins produced by B lymphocytes.

Match each statement with the appropriate disorder. a.aplastic anemia b.pernicious anemia c.hemolytic anemia d.hemorrhagic anemia e.polycythemia f.leukemia g.neutrophilia h.sickle-cell anemia -Associated with sickle-cell anemia

Match each statement with the appropriate disorder. a.aplastic anemia b.pernicious anemia c.hemolytic anemia d.hemorrhagic anemia e.polycythemia f.leukemia g.neutrophilia h.sickle-cell anemia -Caused by a mutated hemoglobin

Match each hemostasis step with the correct characteristic. a.Converts fibrinogen to fibrin b.When platelets come into contact with this substance in an injured vessel wall, it causes them to adhere and aggregate c.When activated, this substance digests the fibrin threads, causing dissolution of the clot d.Substance released by the platelet plug that causes more platelets to aggregate e.First step in hemostasis f.Forms the meshwork of the clot g.Plasma protein activated by factor X h.Second step in hemostasis i.Released from injured tissues; activates extrinsic clotting pathway j.Third step in hemostasis -Plasminogen