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問題的種類

生物 高中

想問第九題 為什麽「坐骨神經刺激腓腸肌收縮的神經傳遞物質」是乙醯膽鹼?

第6~10題為題組 歷史上有名的蛙神經實驗中,一定要提到賈法尼 脊椎管 (Luigi Aloisio Galvani)這位醫生。在 1780 年代,他發 現以手術刀碰觸蛙神經時,會使其連結的肌肉收縮。1791 年,他提出動物電(animal eletricity)的概念,他認為動物 電可以刺激神經與肌肉的運作,且本質上與閃電不同。他 的實驗也啟發科學家伏打(Alessandro Volta)發明伏打電池。 图: bro ABC 4A NaCl 6.5 某人為了研究神經訊號傳導和神經與肌肉突觸的訊號傳遞,模仿賈法尼將蛙的腦和脊髓破 壞,製作成坐骨神經與腓腸肌標本,示意如右圖。實驗過程中,需經常在標本上滴加林格氏 液,以保持標本活性,請依本文與所學知識回答下列問題:實驗探 【生活情境 105 全国获奖名 6.下表為林格氏液的成分百分比,哪些成分主要是用來維持體液酸鹼平衡 成分 NaHCO, 葡萄糖 含量 2.0 0.2 KC1 0.14 CaCl2 0.12 十 坐骨神經 NaH,PO4 0.01 股骨 腓腸肌 3hout in 7. 林格氏液中 Na /K 比例與蛙身體何種體液的Na+/K*比例最接近? (A)細胞質液 (B)汗液 (C)尿液 (D)組織液。 有關蛙的坐骨神經,下列哪些正確?(多選) (A)具有感覺神經纖維 (B)具有運動神經纖維 (C)細胞本體可在背根神經節找到 (D)細胞本體可在腹根神經節找到 (E)細胞本體在脊髓內,屬於中樞神經。 9. 圖中坐骨神經刺激腓腸肌收縮的神經傳遞物應為何?將刺激腓腸肌細胞何種離子通道開啟?

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英文 國中

( √x√x √x√x ( ) 3. When Alice came home, she found all the housework (B) were done (C) is done so good. Can I have some? (B) is smelled ( ) 4. The bread (A) smell ( ) 5. Jenny only wears the clothes (A) has done ) 9. A: (A) could hear ( ) 8. A: Do you know who (A) took ( ) 10. A: (A) that made ( ) 6. All the work needs to by the end of the month. (C) doing (A) be done (B) do () 7. A: How did you know I had a fight with my sister? B: Your voice even from my house. (A) Haven't (A) Haven't ( ) 11. The tragedy ( ) 12. Ed AR (A) happens (B) that makes (B) is hearing ) (B) happened in the car accident. He (A) hurt; got hurt (B) got hurt; hurt (C) could be heard (D) heard my money? B: I have no idea. I just got here. (B) was taken (C) has been taken (D) was taking you told that the meeting was cancelled ()? B: No. No one told me. (C) Weren't (B) Aren't (D) Didn't you been told that the meeting was cancelled (E)? B: No. No one told me. (B) Aren't vivo X80 ZEISS 2023/05/06 01:32 會考題 ( ) 1. A new road is going to (A) build () 2. Most of Jeff's best books (A) have written (B) were written () 3. Mr. Chen has a loud voice. His voice can (A) hear (B) be heard ( ) 4. Susan: Oh, no! The door and the window Victor: Who could have done this? (C) has smelled (B) building in Taiwan. (C) that are made 94 (C) Weren't (D) Didn't last night. An old lady was killed on the street. (C) was happened (D) that happened his legs and was taken to the hospital. (D) got hurt; got hurt (C) hurt; hurt by her husband, (D) was done Susan: Go in quickly and see if we've lost anything. (A) are breaking (B) have broken (D) smells in town because traffic is getting busier and busier. [96-1-15] (C) be built (D) have built when he was sick and poor. (C) would write (D) wrote (C) be hearing ! (D) are made (D) been done (C) were broken clearly even in that big classroom. [92-1-9] (D) have heard 【95-2-13】 (D) will break 【91-1-6】 1

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英文 國中

請問

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