推荐回答(6个)
1.C
2.D
(肾小球连的是入球小动脉和出球小动脉,尿素尿酸等废物在此——“滤过”——但不能通过红细胞以及蛋白质等大分子化合物 )
3.B
4.A
(阳光下,瞳孔处于缩小状态,此时走进暗屋,眼睛内进光少,感觉屋里很黑暗,眼睛经过几分钟的暗适应变化,瞳孔逐渐放大,眼睛内进光增多后,才能看见屋里的物体。)
人工肾脏是根据(肾脏)的工作原理制成的一种机器
进入血液透析的血液含(尿素)多,返回人体血液(尿素)减少
在用过的透析液中,(尿素)、(无机盐)等含量增多
半透膜相当于肾脏的(肾小球毛细血管壁)和(肾小囊壁)
————————————————————————————————————
补充,不好意思啊,第二题选D,最后一个答案 “肾小球内的毛细血管”,我眼睛前面花了看错咯
其它答案绝对没问题哦
初一生物题?你晕,还是我晕?
1.C后面的不会了……
C,C,B,A.
肾脏
尿素 尿素和盐分
尿素 盐分 有害物质。。。
肾小球和肾小管
。。。填空不保证是标准答案
1,A 2,D 3,B 4,A 5肾脏,透析液 废物 废物 尿素 肾小球 肾小囊
1.C
2.D
3.B
4.A
人工肾脏就是根据(渗析 )原理而制成的一种机器。进入血液透析
器的血液含( 有害物质 ) 多
返回人体的血液 ( 有害物质 )
减少,在用过的透析液中 ( 尿素 )、( 有害物质 )含量增多,半透膜相当于肾脏的( 肾小管壁 )、( 肾小球壁 )
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