A human ______ can do some things better than a computer, for example, creating new ideas.

A．head

B．body

C．brain

D．arm

大失血时，引起少尿的主要原因是

A．血浆胶体渗透压升高

B．肾小球血浆流量明显下降

C．滤过膜面积减少

D．肾小球血浆流量明显上升

E．滤过膜通透性下降