Which of the following is the best index to judge the function of
total alveolar ventilation? ()
A: Vital capacity
B: AB (actual bicarbonate)
C: Tidal volume
D: PaO2
E: PaCO2
total alveolar ventilation? ()
A: Vital capacity
B: AB (actual bicarbonate)
C: Tidal volume
D: PaO2
E: PaCO2
举一反三
- Which<br/>one is used to evaluate the efficiency of pulmonary ventilation? () A: tidal<br/>volume B: functional<br/>residual capacity C: vital<br/>capacity D: expiratory<br/>reserve volume E: alveolar<br/>ventilation
- Which<br/>volume remains in the lungs after a tidal volume () is expired? () A: Tidal volume B: Vital capacity C: Expiratory reserve volume D: Residual volume E: Functional residual capacity
- Which of the following is primary function of mechanical ventilation? A: Maintain alveolar ventilation and correct hypoxemia B: Increase carbon dioxide C: Increase blood volume D: Maintain pulmonary blood flow
- 代偿性呼吸性酸中毒（） A: pH7.30，PaO<sub>2</sub>6kPa，PaCO<sub>2</sub>10kPa B: pH7.39，PaO<sub>2</sub>8kPa，PaCO<sub>2</sub>6kPa C: pH7.25，PaO<sub>2</sub>9kPa，PaCO<sub>2</sub>4kPa D: pH7.40，PaO<sub>2</sub>8kPa，PaCO<sub>2</sub>9kPa E: pH7.38，PaO2<sub>2</sub>50mmHg，PaCO<sub>2</sub>40mmHg
- 下列哪种情况可诊断为Ⅰ型呼吸衰竭 A: PaO 2<30mmHg伴PaCO 2>60mmHg B: PaO 2<50mmHg伴PaCO 2>60mmHg C: PaO 2<60mmHg，伴PaCO 2>50mmHg D: PaO 2<60mmHg伴PaCO 2>50mmHg E: PaO 2<60mmHg而PaCO 2正常