七年级生物下册4.4.2血流的管道——血管小测试(无答案)(新版)新人教版.doc

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1 -血流的管道血管小测试1、下列有关动脉的叙述中,正确的是( )A、从心脏发出的血管 B、能搏动的血管C、把血液从心脏送到全身的血管 D、分布在深处的血管2、护士在给病人进行静脉注射时,常用橡胶管扎紧上臂,此时,扎结处的静脉就会积血膨大、突起。这种积血膨胀现象主要表明( )A、静脉内血流从近心端流向远心端 B、静脉位置较浅C、静脉管腔大,管壁弹性大 D、静脉内有瓣膜3、在显微镜下观察活金鱼尾部的毛细血管时,最好的方法是寻找( )A、血液流向头部的血管 B、血液流向尾部的血管C、有搏动的微小血管 D、红细胞单行通过,血流缓慢的血管4、下列血管中有防止血液倒流的瓣膜是( )A、上肢动脉 B、颈动脉 C、下肢静脉 D、毛细血管5、把血液从身体各部分送回心脏的血管统称( )A、主动脉 B、肺静脉 C、动脉 D、静脉6、在显微镜下判断某血管是不是毛细血管,最可靠的有力依据是( )A、管壁较薄 B、管内血流速度慢C、管径较小 D、管内红细胞呈单行通过7、右图为某种血管的纵剖图(箭头示血流方向)据图回答(1)该血管是_血管,判断的依据是。(2)在这段血管内,血液流动的方向可表示为_。8、判断题(1)动脉是将血液从心脏输送到身体各部分的血管( )(2)动脉一般分布在身体的表层( )(3)静脉和动脉比,管壁较薄、弹性小,所以血液流动的快( )

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