GBM
参考答案：
肾小球基底膜，由内疏松层、致密层和外疏松层组成，主要由糖蛋白和Ⅳ型胶原组成。
According to some doctors, one of the ways to delay the aging process is to make sure that our brains
get enough ________. [ ]
A. assistance
B. sport
C. experience
D. exercise
诊断肠旋转不良最可靠的方法是( )
A．腹部立位平片B．B超C．CTD．钡餐造影E．钡剂灌肠
s, one of the ways to
delay the aging process is to make sure that our brains