Câu 19: USMLE: United States Medical Licensing Examination
A 52-year-old man is brought to the emergency department 30 minutes after he had an episode of chest pain radiating to his jaw while shoveling snow. His pulse is 80/min, and blood pressure is 130/70 mmHg. The lungs are clear to auscultation. Cardiac examination shows an S. While undergoing an ECG, the patient saysthat…
Nội dung câu hỏi
A 52-year-old man is brought to the emergency department 30 minutes after he had an episode of chest pain radiating to his jaw while shoveling snow. His pulse is 80/min, and blood pressure is 130/70 mmHg. The lungs are clear to auscultation. Cardiac examination shows an S. While undergoing an ECG, the patient saysthat he feels the chest pain returning. The most appropriate immediate treatment is a drug with which of the following mechanisms of action?
Các lựa chọn
Đáp án được giữ gọn theo nhãn A, B, C, D trong phần bình chọn tương tác.
- A. Increases cAMP concentration
- B. Increases nitric oxide concentration — đáp án hiện tại
- C. Inhibits potassium flux
- D. Inhibits sodium flux
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