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(6分)右图为高等动物体内甲状腺活动调节示意图。请据图回答: (1)图中①表示 ...

(6分)右图为高等动物体内甲状腺活动调节示意图。请据图回答:

说明: 6ec8aac122bd4f6e

(1)图中①表示          激素,②表示          激素。

(2)若给该动物注射一定量激素③,血液中激素①和②的浓度的变化是               ;若切除该动物的甲状腺,血液中激素①和②的浓度的变化是           

(3)婴幼儿缺乏激素        (填图中序号)会患呆小症,如果及时补充该激素可以使其恢复正常发育。这种激素在生长发育方面和       激素是协同关系。

 

(1)促甲状腺激素释放激素  促甲状腺激素 (2)减少   增多 (3)③     生长激素 【解析】
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(13分)下图为人体神经元细胞模式图。请据图回答:

说明: 6ec8aac122bd4f6e

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(每空2分,共18分)根据下面的碳循环示意图回答问题:

说明: 6ec8aac122bd4f6e

(1)从微观上看,过程③主要是在细胞内                 进行的。

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(5)碳循环的进行伴随着能量流动;但由于生物体不能在代谢中利用            ,因而能量流动具有                            的特点。

 

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