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【单选题】
钙磷共同参与的生理功能是（ ）
A.
成骨和凝血
B.
调节细胞功能的信使
C.
调控生物大分子的活性
D.
调节酶的活性
E.
维持神经-肌肉的兴奋性
参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【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】PTH对尿中钙磷排泄的影响是()
A.
增加肾小管对磷的重吸收，减少对钙的重吸收
B.
增加肾小管对钙的重吸收，减少对磷的重吸收
C.
增加肾小管对钙、磷的重吸收
D.
减少肾小管对钙、磷的重吸收
E.
对钙、磷的重吸收影响很小
【单选题】男，4岁。1岁时诊断为佝偻病，给予钙剂及维生素D治疗，现钙、磷、碱性磷酸酶均正常，但仍遗留中度O形腿，应给予（）。
A.
按摩腿外侧肌群
B.
作俯卧位抬头展胸运动
C.
手术矫正畸形
D.
口服维生素D+钙
E.
使用突击量维生素D