Diverticulosis and diverticulitis Quiz: Ace Your Exams

Get ready to dominate your medical and nursing exams by using our dynamic quizzes to elevate your knowledge and increase your confidence. Whether you're gearing up for the USMLE®, COMLEX®, or your next in-class assessment, Osmosis quizzes tackle key topics in pathology, diagnostics, and treatment approaches. By honing in on clinical readiness and decision-making, we make sure the knowledge you gain empowers you both in the classroom and in real-world practice. Jump in and supercharge your exam prep!

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A 55-year-old man presents to his primary care physician due to changes in his bowel habits. The patient reports he has been experiencing alternating episodes of loose stools and constipation over the past several months, with associated cramping abdominal pain. The patient’s past medical history is significant for hypertension, hyperlipidemia, and diabetes. His past surgical history is notable for an appendectomy at age 18. His temperature is 37°C (98.6°F), pulse is 98/min, respirations are 18/min and blood pressure is 137/94 mmHg. BMI is 36 kg/m2. Physical examination shows a distended abdomen without focal tenderness, rebound, or guarding. A fecal occult blood test is positive. The patient undergoes a colonoscopy that demonstrates outpouchings of the colonic mucosa and submucosa in the descending colon. Which of the following best describes the pathophysiology of this disease process?

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Outpouchings surrounding a vestigial lymphoid structure

Erosion of adjacent loops of bowel due to full thickness granulomatous inflammation

Increased intraluminal pressure at points of vascular penetration

Failure of involution of the vitelline duct

Telescoping of a proximal colon segment into a distal segment