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骨性鼻腔的外侧壁有3块卷曲的薄骨片,由上向下依次称为()、()和(),在它们下方的间隙分别称为()、()和()。...
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男性生殖腺()A、睾丸B、前列腺C、尿道球腺D、精囊E、阴囊...
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Friday, September 16, 2022
Friday, September 16, 2022
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消化管的一般结构由内向外分为()、()、()和()四层。消化管两...
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椎孔由()和()共同围成,而椎间孔由上、下相邻的()所围成。...
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小肠壁内面的组织为()。A、单层扁平上皮B、单层立方上皮C、单层柱状上皮D、复层扁平上皮E、变移上皮...
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