1. A nurse assigned to the emergency department evaluates a patient who underwent fiberoptic colonoscopy 18 hours previously. The patient reports increasing abdominal pain, fever, and chills. Which of the following conditions poses the most immediate concern?
A. Gastro Enteritis
B. Viral gastroenteritis.
C. Colon cancer.
D. Bowel perforation
Answer: D. Bowel perforation
2. Which of the following classes of drugs is most widely used in the treatment of cardiomyopathy?
b. Beta-adrenergic blockers
c. Calcium channel blockers
Answer: b. Beta-adrenergic blockers
3. What is the definitive test used to diagnose an abdominal aortic aneurysm?
a. Abdominal X-ray
Answer: b. Arteriogram
4*. A patient with leukemia is receiving chemotherapy that is known to depress bone marrow. A CBC (complete blood count) reveals a platelet count of 25,000/microliter. Which of the following actions related specifically to the platelet count should be included on the nursing care plan?
A. Monitor for fever every 4 hours.
B. Require visitors to wear respiratory masks and protective clothing.
C. Consider transfusion of packed red blood cells.
D. Check for signs of bleeding, including examination of urine and stool for blood.
Answer: D. Check for signs of bleeding, including examination of urine and stool for blood.
5. When do coronary arteries primarily receive blood flow?
a. During inspiration
b. During diastole
c. During systole
Answer: b. During diastole
*6. Which of the following conditions most commonly causes acute glomerulonephritis?
A. Viral infection of the glomeruli.
B. Prior infection with group A Streptococcus within the past 10-14 days.
C. A congenital condition leading to renal dysfunction.
D. Nephrotic syndrome.
Answer: B. Prior infection with group A Streptococcus within the past 10-14 days.
7. Which of the following types of cardiomyopathy can be associated with childbirth?
Answer: a. Dilated