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Diseases of the circulatory system
문제
The patient's arterial pressure waveform shows a sharp ______ wave in early systole, followed by a secondary rise, suggesting aortic stenosis.
1
percussion
✓ 정답
2
pressure
3
pulsus
4
systolic
5
upstroke
해설
A percussion wave in early systole followed by a delayed secondary rise (anacrotic pulse) is characteristic of aortic stenosis. This pattern reflects the initial forceful ejection followed by delayed flow through the stenotic aortic valve.
같은 주제 다음 문제 The patient's EKG shows significant ST ______ in leads V2 through V4, suggesting acute ant… 임상 시나리오 Aortic Stenosis Waveform Characteristics:
핵심 개념
percussion — A sudden, sharp rise in pressure or pulse wave that occurs during the initial phase of systolic ejectionpressure — The force exerted by blood against the walls of blood vessels, measured in millimeters of mercury (mmHg)pulsus — A Latin term referring to the rhythmic expansion of arteries with each heartbeatsystolic — Relating to or occurring during the contraction phase of the heart when blood is ejected from the ventriclesupstroke — The ascending portion of a pulse wave that represents the initial rise in pressure during systole
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