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A doctor puts his stethoscope on a patient's chest over the location of the heart and hears an abnormal swishing sound. Which of the following conditions is the best diagnosis for the patient's condition?
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18. The Heart
Cardiac Cycle
Indietro18. The Heart
Cardiac Cycle
- Scelta multiplaThe first heart sound represents which portion of the cardiac cycle?916views1rank
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- Scelta multiplaWhich of the following correctly lists the phases of the cardiac cycle in order, starting immediately after ventricular filling?268views
- Scelta multiplaWhich of the following statements about cardiac output is correct?191views
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- Scelta multiplaWhich of the following does not occur during ventricular systole?624views
- Scelta multiplaAt what point in the cardiac cycle does the atrioventricular (AV) valve open?609views
- Scelta multiplaDuring the cardiac cycle, which mechanical event immediately follows atrial repolarization?205views
- Scelta multiplaWhich factor accounts for the movement of the heart valves during the cardiac cycle?222views
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If the pressure in the ventricles is higher than in the atria, which of the following statements must be true?
I. The atrioventricular valves are closed.
II. The semilunar valves are open.
III. The ventricles are in systole.
1599views8rank1comments - Scelta multiplaAt what point in the cardiac cycle does the semilunar valve open?567views