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NR283 Exam 2 Questions with Verified Answers
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NR283 Exam 2 Questions with Verified Answers
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NR283 Exam 21. Which of the following is the most common cause of left-sided heart failure?
A. Pulmonary hypertension
B. Myocardial infarction
C. Chronic obstructive pulmonary disease (COPD)
D. Aortic aneurysm
Answer: B. Myocardial infarction
2. What is the primary function of the renin-angiotensin-aldosterone system (RAAS)?
A. To regulate blood calcium levels
B. To maintain blood glucose levels
C. To control blood pressure and fluid balance
D. To regulate heart rate
,Answer: C. To control blood pressure and fluid balance
3. Which of the following electrolyte imbalances is characterized by muscle cramps,
tetany, and cardiac dysrhythmias?
A. Hyperkalemia
B. Hypercalcemia
C. Hypokalemia
D. Hypocalcemia
Answer: D. Hypocalcemia
4. What is the hallmark symptom of acute pancreatitis?
A. Jaundice
B. Severe abdominal pain radiating to the back
C. Diarrhea
D. Constipation
Answer: B. Severe abdominal pain radiating to the back
5. Which type of anemia is characterized by the presence of large, immature,
nucleated cells (megaloblasts) in the bone marrow and blood?
A. Iron-deficiency anemia
B. Hemolytic anemia
C. Pernicious anemia
D. Sickle cell anemia
Answer: C. Pernicious anemia
6. Which of the following is a risk factor for the development of peptic ulcers?
A. Low-fat diet
B. Chronic use of NSAIDs
C. Regular exercise
D. Adequate hydration
Answer: B. Chronic use of NSAIDs
7. In chronic renal failure, which of the following is a common complication due to
the decreased production of erythropoietin?
A. Hypercalcemia
B. Anemia
C. Hyperkalemia
, D. Hypokalemia
Answer: B. Anemia
8. What is the primary characteristic of emphysema?
A. Fluid accumulation in the alveoli
B. Destruction of alveolar walls and loss of lung elasticity
C. Narrowing of the bronchi and bronchioles
D. Infection of the pleural cavity
Answer: B. Destruction of alveolar walls and loss of lung elasticity
9. Which type of shock is associated with widespread vasodilation and anaphylaxis?
A. Hypovolemic shock
B. Cardiogenic shock
C. Neurogenic shock
D. Distributive shock
Answer: D. Distributive shock
10. Which hormone is primarily responsible for increasing blood glucose levels
during times of stress?
A. Insulin
B. Cortisol
C. Thyroxine
D. Aldosterone
Answer: B. Cortisol11. Which of the following is a common sign of right-sided heart
failure?
A. Pulmonary edema
B. Ascites
C. Orthopnea
D. Hemoptysis
Answer: B. Ascites
12. What is the primary mechanism of action of beta-blockers in treating
hypertension?
A. Reducing sodium retention
B. Increasing cardiac output
C. Decreasing heart rate and myocardial contractility
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