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【单选题】
呼吸功能不全的肺心病患者,鼻导管给氧,其氧浓度计算公式是:(2.0分)
A.
21+3×氧流量(升/分)
B.
22+4×氧流量(升/分)
C.
21+4×氧流量(升/分)
D.
20+4×氧流量(升/分)
E.
以上都不是
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参考答案：
举一反三
【单选题】罹患率的计算公式是（）
A.
（观察期间病例数／同期平均人口数）×100%
B.
（一年内新发病例数／同年暴露人口数）×100%
C.
（观察期间新病例数／同期平均人口数）×100%
D.
（观察期间新病例数／同期暴露人口数）×100%
E.
（观察期间新旧病例数／同期平均人口数）×100%
【单选题】有如下事件过程：Private Sub Form_Load() Show Dim Arr() As Variant Arr = Array(1, 3, 5, 7, 9, 11, 13, 15) Call converse(Arr) For i = 0 To 7 Print arr(i); Next iEnd Sub 以上程序的功能是，通过调用Converse过程，将数组Arr中的元素逆序存放并输出...
A.
Private Sub converse(dim a() as Variant ) Dim T For i = LBound(A) To UBound(A) T = a(i) a(i) = a(UBound(A) - i) a(UBound(A) - i) = T Next i End Sub
B.
Private Sub converse(dim a() as Variant) Dim T Dim J As Integer J = (LBound(A) + UBound(A)) / 2 For i = LBound(A) To J T = a(i) a(i) = a(UBound(A) - i) a(UBound(A) - i) = T Next i End Sub
C.
Private Sub converse(a() As Variant) Dim T For i = LBound(A) To UBound(A) T = a(i) a(i) = a(UBound(A) - i) a(UBound(A) - i) = T Next i End Sub
D.
Private Sub converse(a() As Variant) Dim T Dim J As Integer J = Int((LBound(A) + UBound(A)) / 2) For i = LBound(A) To J T = a(i) a(i) = a(UBound(A) - i) a(UBound(A) - i) = T Next i End Sub
【单选题】血浆渗透压的计算公式为（）。
A.
2（Na++K+）mmol／L+葡萄糖mmol／L+尿素氮mmol／L
B.
3（Na++K+）mmol／L+葡萄糖mmoL／L+尿素氮mmol／L
C.
4（Na++K+）mmol／L+葡萄糖mmol／L+尿素氮mmol／L
D.
Na++K+）mmol／L+葡萄糖mmol／L+尿素氮mmol／L
E.
2.5（Na++K+）mmol／L+葡萄糖mmol／L+尿素氮mmol／L
相关题目：
【单选题】罹患率的计算公式是（）
A.
（观察期间病例数／同期平均人口数）×100%
B.
（一年内新发病例数／同年暴露人口数）×100%
C.
（观察期间新病例数／同期平均人口数）×100%
D.
（观察期间新病例数／同期暴露人口数）×100%
E.
（观察期间新旧病例数／同期平均人口数）×100%
【单选题】有如下事件过程：Private Sub Form_Load() Show Dim Arr() As Variant Arr = Array(1, 3, 5, 7, 9, 11, 13, 15) Call converse(Arr) For i = 0 To 7 Print arr(i); Next iEnd Sub 以上程序的功能是，通过调用Converse过程，将数组Arr中的元素逆序存放并输出...
A.
Private Sub converse(dim a() as Variant ) Dim T For i = LBound(A) To UBound(A) T = a(i) a(i) = a(UBound(A) - i) a(UBound(A) - i) = T Next i End Sub
B.
Private Sub converse(dim a() as Variant) Dim T Dim J As Integer J = (LBound(A) + UBound(A)) / 2 For i = LBound(A) To J T = a(i) a(i) = a(UBound(A) - i) a(UBound(A) - i) = T Next i End Sub
C.
Private Sub converse(a() As Variant) Dim T For i = LBound(A) To UBound(A) T = a(i) a(i) = a(UBound(A) - i) a(UBound(A) - i) = T Next i End Sub
D.
Private Sub converse(a() As Variant) Dim T Dim J As Integer J = Int((LBound(A) + UBound(A)) / 2) For i = LBound(A) To J T = a(i) a(i) = a(UBound(A) - i) a(UBound(A) - i) = T Next i End Sub
【单选题】血浆渗透压的计算公式为（）。
A.
2（Na++K+）mmol／L+葡萄糖mmol／L+尿素氮mmol／L
B.
3（Na++K+）mmol／L+葡萄糖mmoL／L+尿素氮mmol／L
C.
4（Na++K+）mmol／L+葡萄糖mmol／L+尿素氮mmol／L
D.
Na++K+）mmol／L+葡萄糖mmol／L+尿素氮mmol／L
E.
2.5（Na++K+）mmol／L+葡萄糖mmol／L+尿素氮mmol／L
参考解析：
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