Pathophysiology Exam 2 Hematologic Disorders (NSU nursing) Questions With Correct Answers

Pathophysiology Exam 2 Hematologic
Disorders (NSU nursing) Questions With
Correct Answers

What are two characteristics of impaired platelet function? - CORRECT
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ANSWER✔✔-Petechiae (pinkish/red spots on arm)and purpura(purple | | | | | |



bruising)


-Platelet plug activates, | |




-Platelet adhesion: requires Von Willebrand factor. Once there is
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adhesion, platelets secrete own mediators to have other platelets to
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aggravate and allow clot formation | | | |




-ADP is also a mediator of platelet aggregation
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-Platelets secrete a prostaglandin (TXA-2) very important stimulator for
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platelet aggregation |




-All clotting factors are synthesized in the liver
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-Glycoproteins bind fibrinogen and platelets together, which helps us
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with platelet plug - CORRECT ANSWER✔✔-Platelet...
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WBC associated with hypersensitivity and release histamine - CORRECT
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ANSWER✔✔-basophils

,WBC that produces antibodies and regulates immune response -
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CORRECT ANSWER✔✔-Lymphocyte
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This type of leukocyte constitutes 55% - 65% of all WBC's : - CORRECT
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ANSWER✔✔-Neutrophils


What is hematopoiesis? - CORRECT ANSWER✔✔-Actual production of
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blood cells. Allows undifferentiated cells to proliferate and become
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more differentiated and specialized
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What is erythropoiesis? - CORRECT ANSWER✔✔-production of red
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blood cells |




______________ is responsible for allowing kidney to produce and
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stimulate the production ofRBCs - CORRECT ANSWER✔✔-
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erythropoietin


What is the main function of red blood cell? - CORRECT ANSWER✔✔-
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carry oxygen to tissues via hemoglobin
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What are megakaryocytes? - CORRECT ANSWER✔✔-platelets
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, Responsible for controlling bleeding and clot formation - CORRECT
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ANSWER✔✔-platelets


Can platelets replicate? - CORRECT ANSWER✔✔-No because they don
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have a nucleus
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This term is used to characterize inappropriate clot formations -
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CORRECT ANSWER✔✔-Thrombosis
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Granulocytes - CORRECT ANSWER✔✔-neutrophils, eosinophils,
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basophils


Agranulocytes - CORRECT ANSWER✔✔-lymphocyte, monocyte | | | |




WBC that maintains host defense against bacteria, fungus, and other
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debris - CORRECT ANSWER✔✔-Neutrophil
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WBCs seen in allergic and hypersensitivity reactions - CORRECT
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ANSWER✔✔-Basophils and eosinophils | |




Cells that differentiate and are responsible for humoral mediated
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response - CORRECT ANSWER✔✔-B cells
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