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NURS 231 Module 4 Exam. 1
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Porth's Pathophysiology Concepts of Altered Health States 11th Edition Test Bank All Chapters (1-52) Latest Update |Revised Edition 2024-2025| Complete Solution| Graded A+| Chamberlain College of Nurs...
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NURS 231 Module 4 ExamThe coagulation cascade involves each of the following except:
Make thrombocytes
Activate the intrinsic and extrinsic pathways
Convert fibrinogen to fibrin
Convert prothrombin to thrombin - ANSWER: Make thrombocytes
Which of the following are natural anticoagulants? Select all that apply.
Factor II
Factor VII
Factor IX
Factor X
Protein C
Protein S - ANSWER: Protein C
Protein S
Which of the following is NOT a hypercoagulable state? Select all that apply.
Pregnancy
Mutation of factor V
Leiden
Antiphosphoipid antibody syndrome
Thrombocytopenia
Cancer - ANSWER: Thrombocytopenia
Which of the following defects is associated with sophilia A?
Defeciency of hemoglobin S
Defeciency of hemoglobin A
Defective gene in the X chromosome
Defective gene in the Y chromosome - ANSWER: Defective gene in the X chromsome
In which of the following ways is blood flow NOT negatively affected?
Blood viscoscity
Diameter of the vessel
Low hematocrit
Compliance - ANSWER: Low hematocrit
Which of the following increases the strength of the muscular contraction?
Wall tension
, Inotropic influence
Peripheral vascular resistance
Hypoxia - ANSWER: Inotropic influence
Which of the following is true of the renin-angiotensin-aldosterne system?
Angiotensin I is converted to angiotension II in the kidneys
Angiotensin II is a potent vasodilator
Angiotensin II increases sodium reabsorption in the kidney by stimulating the
secretion of aldosterone
The PVR is decreased - ANSWER: Angiotensin II increases sodium reabsoprtion in the
kidney by stimulating the secretion of aldosterone
Which of the following terms refers to the pressure the heart must generate to move
blood into the aorta?
Afterload
Inotrope
Preload
Ejection fraction - ANSWER: Afterload
What is the most specific test for diagnosing iron deficiency anemia?
Ferritin
RBC
Total iron binding capacity
Hematocrit - ANSWER: Ferritin
What are the two most common causes of macrocytic anemia?
Iron deficiency anemia, Thalassemias
Folate deficiency, Sickle cell disease
Sickle cell disease, Vitamin B12 deficiency
Vitamin B12 deficiency and Folate deficiency - ANSWER: Vitamin B12 deficiency and
Folate deficiency
Which of the following is FALSE regarding sickle cell disease?
Abnormality of HbS gene
Blood vessel occlusion is a complication
Average red cell lifespan is 60 days
Can lead to encapsulated infections - ANSWER: Average red cell lifespan is 60 days
The patient is found to be a severely malnourished alcoholic. The most likely cause of
his anemia is:
Folate deficieny
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