《高中生物 第8章 細(xì)胞的分化、凋亡和衰老 8.2 細(xì)胞的凋亡 8.3 細(xì)胞的衰老課件 北師大版必修1》由會(huì)員分享，可在線(xiàn)閱讀，更多相關(guān)《高中生物 第8章 細(xì)胞的分化、凋亡和衰老 8.2 細(xì)胞的凋亡 8.3 細(xì)胞的衰老課件 北師大版必修1（25頁(yè)珍藏版）》請(qǐng)?jiān)谘b配圖網(wǎng)上搜索。
1、第2節(jié)細(xì)胞的凋亡第3節(jié)細(xì)胞的衰老MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TO
2、UXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理1.簡(jiǎn)述細(xì)胞凋亡與細(xì)胞壞死的區(qū)別。2.描述細(xì)胞衰老的特征。3.探討細(xì)胞的衰老和凋亡與人體健康的關(guān)系。MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航D
3、IANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN
4、JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理一二三一、細(xì)胞的凋亡1.概念:細(xì)胞在一定階段,由特定基因控制程序引起正常的自然死亡,又稱(chēng)細(xì)胞編程性死亡或生理性死亡。2.特點(diǎn):主要發(fā)生在胚胎發(fā)育過(guò)程中,是細(xì)胞主動(dòng)發(fā)生的,需要消耗能量,是最基本的生命現(xiàn)象,是機(jī)體正常發(fā)育的基礎(chǔ)。3.意義(1)細(xì)胞凋亡與細(xì)胞增殖是相反的過(guò)程,二者協(xié)調(diào)一致,保證了生物體的正常發(fā)育和器官的形態(tài)建成。(2)在成年個(gè)體中,細(xì)胞凋亡能維持正常組織中細(xì)胞數(shù)目的相對(duì)平衡,從而維持組織的穩(wěn)態(tài)。(3)細(xì)胞凋亡是機(jī)體的自我保護(hù)機(jī)制。MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練
5、ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAOD
6、AOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理一二三二、細(xì)胞壞死1.概念:由強(qiáng)烈的外界因素如缺氧、缺血以及物理、化學(xué)損傷和生物侵襲等造成的細(xì)胞損傷和急速死亡。2.特點(diǎn):是意外的、被動(dòng)性的死亡,故又稱(chēng)病理性死亡。MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZH
7、ONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理一二三三、細(xì)胞的衰
8、老1.細(xì)胞衰老的表現(xiàn)(1)在形態(tài)上,由于細(xì)胞內(nèi)水分減少,細(xì)胞萎縮,體積縮小。(2)在結(jié)構(gòu)上,細(xì)胞核體積增大,染色體固縮;溶酶體數(shù)目增加和體積增大,內(nèi)質(zhì)網(wǎng)排列無(wú)序。(3)在功能上,由于線(xiàn)粒體數(shù)目減少,呼吸速度減慢;一些酶的活性降低,蛋白質(zhì)合成速度降低;細(xì)胞內(nèi)色素隨著細(xì)胞的衰老而逐漸積累,阻礙了細(xì)胞內(nèi)物質(zhì)的交流和信息的傳遞,影響細(xì)胞的正常生理功能的完成。MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITA
9、NGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHU
10、LI知識(shí)梳理一二三2.細(xì)胞衰老的原因(1)染色體端粒復(fù)制學(xué)說(shuō):細(xì)胞衰老與染色體的端粒有關(guān)。端粒是位于染色體末端的特化結(jié)構(gòu),由端粒DNA和端粒蛋白質(zhì)構(gòu)成,端粒長(zhǎng)度隨細(xì)胞衰老過(guò)程而逐漸縮短,當(dāng)端粒不能再縮短時(shí),細(xì)胞就會(huì)衰老、死亡。(2)遺傳程序?qū)W說(shuō):細(xì)胞的衰老是受基因控制的,線(xiàn)粒體DNA是決定衰老的生物鐘。(3)自由基學(xué)說(shuō):生物體的新陳代謝過(guò)程離不開(kāi)氧,在生物氧化過(guò)程中,會(huì)產(chǎn)生自由基,多余的自由基會(huì)損傷線(xiàn)粒體,進(jìn)而改變細(xì)胞的結(jié)構(gòu)和功能,引起細(xì)胞的衰老和死亡。MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦Z
11、HISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOU
12、XI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理一二三3.延緩細(xì)胞衰老的措施(1)延緩衰老、健康長(zhǎng)壽的關(guān)鍵是健康的生活方式。(2)許多因素如陽(yáng)光輻射、吸煙、酗酒、食物中的毒素等,會(huì)導(dǎo)致基因突變和細(xì)胞衰老,也應(yīng)該避免。(3)保持積極、樂(lè)觀的心理狀態(tài),放松的生活和適當(dāng)?shù)腻憻?對(duì)于增進(jìn)健康、提高生活品質(zhì)也是大有裨益的。MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANL
13、I TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJI
14、AO重難聚焦ZHISHI SHULI知識(shí)梳理121.理解個(gè)體衰老與細(xì)胞衰老的關(guān)系及細(xì)胞衰老的特征(1)個(gè)體衰老與細(xì)胞衰老的關(guān)系對(duì)于單細(xì)胞生物體,細(xì)胞的衰老或死亡就是個(gè)體的衰老或死亡。對(duì)于多細(xì)胞生物體來(lái)說(shuō),細(xì)胞的衰老和死亡與個(gè)體的衰老和死亡并不是一回事。多細(xì)胞生物體內(nèi)的細(xì)胞總是在不斷更新著,總有一部分細(xì)胞處于衰老或走向死亡狀態(tài)。從總體上看,個(gè)體衰老的過(guò)程是組成個(gè)體的細(xì)胞普遍衰老的過(guò)程。(2)細(xì)胞衰老的特征“一大”:細(xì)胞核變大,染色體固縮,染色加深?！耙恍 ?細(xì)胞內(nèi)水分減少,體積變小?！耙欢唷?細(xì)胞內(nèi)色素逐漸積累、增多?！叭汀?膜的物質(zhì)運(yùn)輸功能降低,多種酶的活性降低,代謝速率降低。MUBIAOD
15、AOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂
16、演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理122.細(xì)胞凋亡、衰老、癌變與壞死的區(qū)別MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦Z
17、HISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理12MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI T
18、OUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重
19、難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理題型一題型二【例1】 下面為動(dòng)物機(jī)體的細(xì)胞凋亡及清除示意圖。據(jù)圖分析不正確的是()A.過(guò)程表明細(xì)胞凋亡是特異性的,體現(xiàn)了生物膜的信息傳遞功能B.細(xì)胞凋亡過(guò)程中有新蛋白質(zhì)合成,體現(xiàn)了基因的選擇性表達(dá)C.過(guò)程中凋亡細(xì)胞被吞噬,表明細(xì)胞凋亡是細(xì)胞被動(dòng)死亡過(guò)程D.凋亡相關(guān)基因是機(jī)體固有的,在動(dòng)物生長(zhǎng)發(fā)育過(guò)程中發(fā)揮重要作用題型三MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SU
20、ITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI
21、SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理題型一題型二解析由基因所決定的細(xì)胞自動(dòng)結(jié)束生命的過(guò)程,叫細(xì)胞凋亡。過(guò)程是凋亡誘導(dǎo)因子與膜受體發(fā)生特異性結(jié)合,表明細(xì)胞凋亡具有特異性,體現(xiàn)了生物膜的信息傳遞功能;細(xì)胞凋亡過(guò)程中有新蛋白質(zhì)合成,體現(xiàn)了基因的選擇性表達(dá);過(guò)程中凋亡細(xì)胞被吞噬,是細(xì)胞主動(dòng)死亡的過(guò)程,因此C項(xiàng)不正確;凋亡相關(guān)基因在機(jī)體中本來(lái)就存在,是固有的,在動(dòng)物生長(zhǎng)發(fā)育過(guò)程中的不同時(shí)期表達(dá),從而發(fā)揮重要作用。答案C題型三MUBIAODAOHANG目
22、標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONG
23、NAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理題型一題型二題型三【例2】 下列關(guān)于細(xì)胞凋亡與細(xì)胞壞死的說(shuō)法,正確的是 ()A.細(xì)胞凋亡是由細(xì)胞內(nèi)的遺傳物質(zhì)控制的B.細(xì)胞壞死是細(xì)胞凋亡的同義詞C.細(xì)胞壞死受到嚴(yán)格的由遺傳機(jī)制決定的程序性控制D.細(xì)胞的自然更新、被病原體感染的細(xì)胞的清除是通過(guò)細(xì)胞壞死來(lái)完成的MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHON
24、GNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHA
25、NG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理題型一題型二題型三解析細(xì)胞凋亡是由基因決定的細(xì)胞自動(dòng)結(jié)束生命的過(guò)程,受到嚴(yán)格的由遺傳機(jī)制決定的程序性調(diào)控;在成熟生物體內(nèi),細(xì)胞的自然更新、被病原體感染的細(xì)胞的清除,是通過(guò)細(xì)胞凋亡實(shí)現(xiàn)的;細(xì)胞壞死是在種種不利因素影響下,由于細(xì)胞的正常代謝活動(dòng)受損或中斷引起的細(xì)胞損傷和死亡,并不是由基因決定的細(xì)胞自動(dòng)結(jié)束生命的過(guò)程。答案AMUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIA
26、O重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIAN
27、LI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理題型一題型二題型三MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHO
28、NGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理題型一題型二題型三【例3】 下列關(guān)于細(xì)胞衰老的說(shuō)法,不正確的是()A.生物體內(nèi)絕大多數(shù)細(xì)胞都要經(jīng)過(guò)未分化、分化、衰老和死亡這幾個(gè)階段B.細(xì)胞衰老和凋亡是正常的生命現(xiàn)象C.細(xì)胞壞死和衰老是正常的
29、生命現(xiàn)象D.衰老的細(xì)胞細(xì)胞膜皺縮、流動(dòng)性下降,運(yùn)輸功能減弱解析衰老是自然界生物不可抗拒的自然規(guī)律,即衰老是不可逆的生命過(guò)程,細(xì)胞和生物體都是如此。細(xì)胞壞死是不正常的生命現(xiàn)象。答案CMUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITA
30、NGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理1 2 3 4 5 6 7 8 1胚胎發(fā)育過(guò)程中,對(duì)器官發(fā)育和形態(tài)建成進(jìn)行“雕鑿”的過(guò)程離不開(kāi)()A.細(xì)胞增殖B.細(xì)胞凋亡C.細(xì)胞衰老D.細(xì)胞壞死解析:“雕鑿”
31、的實(shí)質(zhì)是通過(guò)細(xì)胞凋亡,清除一些多余的細(xì)胞,有利于發(fā)育器官被“雕鑿”成形,故B項(xiàng)符合題意。答案:BMUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHU
32、LI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理1 2 3 4 5 6 7 8 2下列關(guān)于細(xì)胞凋亡的敘述,錯(cuò)誤的是()A.細(xì)胞凋亡是由基因控制的細(xì)胞死亡B.細(xì)胞凋亡是機(jī)體的自我保護(hù)機(jī)制C.細(xì)胞凋亡時(shí),局部有炎癥反應(yīng)D.細(xì)胞凋亡在生物個(gè)體發(fā)育過(guò)程中起著重要作用解析細(xì)胞凋亡是由基因控制的細(xì)胞死亡
33、,不會(huì)出現(xiàn)局部有炎癥的現(xiàn)象。答案CMUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI T
34、OUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理1 2 3 4 5 6 7 8 3老年人有老年斑,對(duì)此最合理的解釋是()A.細(xì)胞內(nèi)水分減少,細(xì)胞萎縮B.細(xì)胞核體積增大,染色體固縮、染色加深C.細(xì)胞中酪氨酸酶活性降低D.細(xì)胞內(nèi)脂褐素占有的面積增大解析細(xì)胞內(nèi)的色素(脂褐素)會(huì)隨著細(xì)胞的衰老而積累,從而表現(xiàn)出老年斑。答案DMUBIAODAOHANG目標(biāo)導(dǎo)航D
35、IANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN
36、JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理1 2 3 4 5 6 7 8 4香煙中含有大量的有毒物質(zhì),如尼古丁等,會(huì)造成吸煙者肺部細(xì)胞死亡。這種細(xì)胞死亡過(guò)程屬于細(xì)胞的()A.生理性死亡 B.病理性死亡C.正常死亡D.編程性死亡解析香煙中的有毒物質(zhì)造成的肺部細(xì)胞壞死,是化學(xué)損傷造成的,即屬于病理性死亡。答案BMUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHON
37、GNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHA
38、NG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理1 2 3 4 5 6 7 8 5細(xì)胞凋亡與細(xì)胞壞死是兩個(gè)不同的過(guò)程,如下圖所示。下列有關(guān)敘述不正確的是()A.細(xì)胞凋亡是基因控制的,對(duì)生物的個(gè)體生長(zhǎng)發(fā)育和機(jī)體穩(wěn)態(tài)的維持具有重要作用B.細(xì)胞壞死指細(xì)胞因細(xì)胞膜被破壞,胞漿外溢而死亡C.吞噬細(xì)胞吞噬凋亡小體與溶酶體有關(guān)D.在成人體內(nèi),被病原體感染的細(xì)胞的清除是通過(guò)細(xì)胞壞死實(shí)現(xiàn)的MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JV
39、JIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航D
40、IANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理1 2 3 4 5 6 7 8 解析細(xì)胞凋亡是基因控制的,對(duì)生物的個(gè)體生長(zhǎng)發(fā)育和機(jī)體穩(wěn)態(tài)的維持具有重要作用,故A項(xiàng)正確。由圖可知細(xì)胞壞死是指細(xì)胞因細(xì)胞膜被破壞,胞漿外溢而死亡,故B項(xiàng)正確。吞噬細(xì)胞吞噬凋亡小體后由溶酶體對(duì)其進(jìn)行分解,故C項(xiàng)正確。成人體內(nèi),被病原體感染的細(xì)胞的清除是通過(guò)細(xì)胞凋亡實(shí)現(xiàn)的,故D項(xiàng)錯(cuò)誤。答案DMUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHI
41、SHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI
42、典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理1 2 3 4 5 6 7 8 6細(xì)胞凋亡的大致過(guò)程如圖所示。相關(guān)敘述不正確的是 ()A.細(xì)胞凋亡過(guò)程與基因的選擇性表達(dá)有關(guān)B.細(xì)胞凋亡是由于致癌因子激活了相關(guān)基因C.吞噬細(xì)胞吞噬凋亡小體與溶酶體有關(guān)D.凋亡細(xì)胞中可以發(fā)現(xiàn)與細(xì)胞凋亡有關(guān)的酶解析細(xì)胞凋亡是凋亡基因表達(dá)的結(jié)果;吞噬細(xì)胞吞噬凋亡小體后,由溶酶體釋放水解酶,使其裂解。答案BMUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI
43、 SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透
44、析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理1 2 3 4 5 6 7 8 7細(xì)胞內(nèi)的IAPs是一種控制細(xì)胞凋亡的物質(zhì),其與細(xì)胞凋亡酶結(jié)合可抑制細(xì)胞凋亡。RING結(jié)構(gòu)是IAPs的核心,去掉該結(jié)構(gòu),則能有效地促進(jìn)細(xì)胞的凋亡。下列說(shuō)法不正確的是()A.細(xì)胞凋亡是由基因決定的細(xì)胞編程性死亡B.RING結(jié)構(gòu)的合成不受基因的控制C.衰老細(xì)胞和被病原體感染的細(xì)胞的清除,也是通過(guò)細(xì)胞凋亡完成的D.去掉癌細(xì)胞中IAPs的RING區(qū)域,可有效促進(jìn)癌細(xì)胞凋亡解析細(xì)胞凋亡是由基因控制的程序性死亡,衰老細(xì)胞和被病原體感染的細(xì)胞的清除也可以通過(guò)細(xì)胞凋亡來(lái)實(shí)
45、現(xiàn),如植物細(xì)胞被病毒感染之后,可通過(guò)使感染部位外圍的細(xì)胞凋亡來(lái)阻止病毒擴(kuò)散而最終清除病變細(xì)胞;RING結(jié)構(gòu)的合成一定是由基因控制的。答案BMUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN
46、 JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理MUBIAODAOHANG目標(biāo)導(dǎo)航DIANLI TOUXI典例透析SUITANGYANLIAN隨堂演練ZHONGNAN JVJIAO重難聚焦ZHISHI SHULI知識(shí)梳理1 2 3 4 5 6 7 8 8下圖為人體某個(gè)細(xì)胞所經(jīng)歷的生長(zhǎng)發(fā)育各個(gè)階段示意圖,圖中為各個(gè)時(shí)期的細(xì)胞,ac表示細(xì)胞所進(jìn)行的生理過(guò)程。據(jù)圖分析,下列敘述不正確的是()A.與相比,的表面積/體積比值增大,與外界環(huán)境進(jìn)行物質(zhì)交換的能力也增強(qiáng)B.與細(xì)胞內(nèi)的核基因相同,但基因表達(dá)情況不相同C.細(xì)胞的衰老和死亡不一定會(huì)導(dǎo)致人體的衰老和死亡D.人在胚胎發(fā)育后期尾的消失是通過(guò)尾部細(xì)胞凋亡而實(shí)現(xiàn)的答案A
高中生物 第8章 細(xì)胞的分化、凋亡和衰老 8.2 細(xì)胞的凋亡 8.3 細(xì)胞的衰老課件 北師大版必修1
