尿滤过屏障
参考答案：尿滤过屏障：血浆从肾小体毛细血管滤过到肾小囊腔所经过的结构（1），称尿滤过屏障。包括：毛细血管内皮、基膜、裂孔膜（1）。
A．较亮的灯电流较大
B．较暗的灯电流较大
C．一样大
D．无法判断
— Do you know ________?
— It’s about fifteen minutes’ walk.
A．how far is the post office
B．which is the way to the post office
C．how long did you reach the post office
D．how far it is to the post office from here
