【简答题】简述 MATLAB 中表达式由哪些组成?
【判断题】绝热 节流过程,节流前后工质的焓不变,所以是一个等焓过程。
【单选题】50-year old man has blood pressure of 150/90 mm Hg ( normal blood pressure is 120/90 mm Hg ) . If this person remains untreated for years, which of the following alterations will be seen in the myocar...
【判断题】节流膨胀过程是一个等焓的过程,所以节流过程可以在等焓线上表示出来。
【单选题】If you have high blood pressure, youre in good【C1】______. Hypertension affects 67 million Americans, including nearly two-thirds of people over age 60. But it isnt an inevitable part of the aging【C2】_...
【单选题】女性,32岁,剖宫产术后3天,突发气促,大汗1小时来院.立即予以面罩氧气吸入(吸入氧浓度50%),症状无改善。查体:血压140∕90mmHg,呼吸38次∕分,口唇发绀,双肺满布湿啰音和少量哮鸣音,血象WBC11.3×10 9 ∕1,N87%。血气分析:pH7.324,PaO 2 50mmHg,PaCO 2 34mmHg。为进一步明确诊断,下列哪项最有助于鉴别急性呼吸窘迫综合征与心源性肺水肿()。
【简答题】Do the statements below agree with the information in the Reading passage? Write: TRUE if the statement is true FALSE if the statement is false NOT GIVEN if the information is not given in the p...
【单选题】If the total peripheral resistance of the blood vessel remains unchanged and the cardiac stroke output increases, the change in arterial blood pressure is
A.
The systolic blood pressure does not change and the diastolic blood pressure rises
B.
Increased systolic blood pressure and unchanged diastolic blood pressure
C.
Increased systolic blood pressure is more obvious than increased diastolic blood pressure
D.
The increase in diastolic blood pressure is more obvious than the increase in systolic blood pressure.