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 23-year-old woman, gravida 1, para 0, at 18 weeks of gestation, comes to the clinic for a routine visit. She does not have any active complaints at this time. Their medical history is noncontributory, and she only takes multivitamins. Cardiac auscultation shows a low-frequency diastolic heart sound that is heard shortly after the second heart sound when the patient lies in the left lateral decubitus. Which of the following labeled phases of the cardiac cycle does this heart sound correspond to?  


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