
内环境的恒定
Authored by L3 Education 独中补习
Biology
12th Grade
Used 22+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
下列调节不属于负反馈调节的是
人体血糖浓度上升引起胰高血糖素分泌减少
适当增强光照能提高光合作用强度
饮水不足引起抗利尿激素分泌增加
界温度过低引起甲状腺激素分泌增加
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
当人吃了过咸的食物时,机体对细胞外液渗透压的调节过程有如下几步,其中正确的是
①下丘脑渗透压感受器兴奋
②大脑皮层兴奋产生渴觉
③下丘脑神经细胞分泌抗利尿激素增加
④摄水量增加
⑤减少尿的排出
①→② →③ →④ → ⑤
② → ① → ④ → ③ → ⑤
① →② → ④或① → ③ → ⑤
② → ① → ④或② → ① → ③ → ⑤
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
图为水平衡调节机理,请据图判断A、B、C依次是
抗利尿激素、渴觉中枢、肾小管
渴觉中枢、抗利尿激素、肾小管
抗利尿激素、肾小管、渴觉中枢
肾小管、抗利尿激素、渴觉中枢
4.
MULTIPLE SELECT QUESTION
15 mins • 1 pt
下图为人体内体温与水平衡调节的示意图,有关叙述正确的是
①当受到寒冷刺激时,a、b、c激素的分泌均会增加
②c激素分泌增多,可促进骨骼肌与内脏代谢活动增强,产热量增加
③下丘脑有体温调节中枢
④下丘脑具有渗透压感受器功能,同时能合成、释放e激素
⑤寒冷刺激使下丘脑分泌促甲状腺激素释放激素,通过直接促进甲状腺的活动来调节体
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
正常人感到口渴时,其体内
细胞外液渗透压降低
抗利尿激素释放量减少
肾小管重吸收能力增强
下丘脑中的渴觉中枢兴奋
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
饮水过多时,人体内环境的变化和调节机制是
垂体释放抗利尿激素减少
肾小管和集合管对水分的重吸收增强
细胞外液渗透压升高
下丘脑合成和分泌抗利尿激素增加
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
下列有关血糖的叙述不正确的是
血糖的来源增加,去路减少,则引起血糖升高
血糖的来源减少,去路增加,则引起血糖降低
胰岛B细胞分泌的胰岛素可降低血糖
胰岛B细胞分泌的胰高血糖素可升高血糖
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