正常情况下，人体内对维持血糖浓度平衡最为重要的一项生理活动是(  )

试卷相关题目

• 1青蛙垂体提取液中有促进雌蛙排卵的激素，该激素的作用器官是(  )     

  A.甲状腺

  B.胰腺

  C.卵巢

  D.肾上腺

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• 2关于促胰液素的说法错误的是(  )

  A.促胰液素是人们发现的第一种激素

  B.促胰液素能够直接强烈促进食物的消化

  C.促胰液素是由小肠黏膜分泌的

  D.促胰液素的分泌不需要导管的输送

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• 3以下关于人体激素及其调节的叙述不正确的是(  )

  A.激素是信息分子，成分都是有机物

  B.激素直接参与细胞内的许多代谢活动

  C.激素只作用于相应的靶器官、靶细胞

  D.神经系统的某些结构也可以释放激素

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• 4体液调节中，激素从内分泌腺产生之后，通过体液传送特异性地作用于靶细胞。有关激素与靶细胞关系的叙述不正确的是(  )

  A.甲状腺激素与下丘脑细胞

  B.促性腺激素释放激素与垂体细胞

  C.胰高血糖素与骨骼肌细胞

  D.促甲状腺激素与甲状腺细胞

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• 5一位科学家用高浓度的糖溶液饲喂一只动物，在接下来的3h内，每隔0.5h检查该动物血液中糖的浓度。下表是这项试验的结果，下列叙述不正确的是(  )<table _dj="MsoNormalTable" border="1" cellspacing="0" style="border-collapse:collapse;width:372.3500pt;mso-table-layout-alt:fixed;border:none;mso-border-left-alt:0.5000pt solid windowtext;mso-border-top-alt:0.5000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;mso-border-bottom-alt:0.5000pt solid windowtext;mso-border-insideh:0.5000pt solid windowtext;mso-border-insidev:0.5000pt solid windowtext;mso-padding-alt:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;"><tbody><tr><td width="179" valign="center" style="width:134.3500pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;mso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;border-top:1.0000pt solid windowtext;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;mso-border-bottom-alt:0.5000pt solid windowtext;">食用糖后的时间/min</td><td width="40" valign="center" style="width:30.3000pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;mso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;border-top:1.0000pt solid windowtext;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;mso-border-bottom-alt:0.5000pt solid windowtext;">0</td><td width="47" valign="center" style="width:35.5500pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;mso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;border-top:1.0000pt solid windowtext;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;mso-border-bottom-alt:0.5000pt solid windowtext;">20</td><td width="46" valign="center" style="width:35.2000pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;mso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;border-top:1.0000pt solid windowtext;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;mso-border-bottom-alt:0.5000pt solid windowtext;">60</td><td width="40" valign="center" style="width:30.3000pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;mso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;border-top:1.0000pt solid windowtext;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;mso-border-bottom-alt:0.5000pt solid windowtext;">90</td><td width="47" valign="center" style="width:35.5500pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;mso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;border-top:1.0000pt solid windowtext;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;mso-border-bottom-alt:0.5000pt solid windowtext;">120</td><td width="47" valign="center" style="width:35.5500pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;mso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;border-top:1.0000pt solid windowtext;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;mso-border-bottom-alt:0.5000pt solid windowtext;">150</td><td width="47" valign="center" style="width:35.5500pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;mso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;border-top:1.0000pt solid windowtext;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;mso-border-bottom-alt:0.5000pt solid windowtext;">180</td></tr><tr><td width="179" valign="center" style="width:134.3500pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;mso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;border-top:none;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;mso-border-bottom-alt:0.5000pt solid windowtext;">血糖浓度/10－2mg·mL－1</td><td width="40" valign="center" style="width:30.3000pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;mso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;border-top:none;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;mso-border-bottom-alt:0.5000pt solid windowtext;">75</td><td width="47" valign="center" style="width:35.5500pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;mso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;border-top:none;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;mso-border-bottom-alt:0.5000pt solid windowtext;">125</td><td width="46" valign="center" style="width:35.2000pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;mso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;border-top:none;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;mso-border-bottom-alt:0.5000pt solid windowtext;">110</td><td width="40" valign="center" style="width:30.3000pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;mso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;border-top:none;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;mso-border-bottom-alt:0.5000pt solid windowtext;">90</td><td width="47" valign="center" style="width:35.5500pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;mso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;border-top:none;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;mso-border-bottom-alt:0.5000pt solid windowtext;">75</td><td width="47" valign="center" style="width:35.5500pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;mso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;border-top:none;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;mso-border-bottom-alt:0.5000pt solid windowtext;">75</td><td width="47" valign="center" style="width:35.5500pt;padding:0.0000pt 5.4000pt 0.0000pt 5.4000pt ;border-left:1.0000pt solid windowtext;mso-border-left-alt:0.5000pt solid windowtext;border-right:1.0000pt solid windowtext;mso-border-right-alt:0.5000pt solid windowtext;border-top:none;mso-border-top-alt:0.5000pt solid windowtext;border-bottom:1.0000pt solid windowtext;mso-border-bottom-alt:0.5000pt solid windowtext;">75</td></tr></tbody></table>

  A.该动物正常的血糖浓度是75×10－2mg·mL－1

  B.食用糖后120 min，血糖浓度降至75×10－2mg·mL－1，这主要是胰岛素分泌增多，促进血糖利用和转化的结果

  C.食用糖后180min，血糖浓度依然维持在75×10－2mg·mL－1，这主要是胰高血糖素分泌增多，促进肝糖原分解的结果

  D.该动物血糖浓度的变化过程是激素调节的结果

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