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【人类遗传病课件】人类遗传病和优生

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人类遗传病课件 人类遗传病和优生PPT 人类遗传病和优生 人类遗传病与优生 】人类遗传病与优生
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单击此处编辑母版标题样式 单击此处编辑母版副标题样式 *1 人类遗传病和优生 《信息技术环境下高中生物教学学生自主学习 能力的培养》研究课 执教 潘国宝 Through this publicity campaign, further improve the sense of business integrity of tourism enterprises to help tourism consumers and operators to safeguard the legitimate rights and interests, to ensure that our City's tourism sustainable, healthy and coordinated Development. 单基因 遗传病 多基因 遗传病 染色体异 常遗传病 人类遗传病概述 常染色体致 病基因引起 性染色体致 病基因引起 常染色体病 性染色体病 Through this publicity campaign, further improve the sense of business integrity of tourism enterprises to help tourism consumers and operators to safeguard the legitimate rights and interests, to ensure that our City's tourism sustainable, healthy and coordinated Development. 常显 Through this publicity campaign, further improve the sense of business integrity of tourism enterprises to help tourism consumers and operators to safeguard the legitimate rights and interests, to ensure that our City's tourism sustainable, healthy and coordinated Development. Through this publicity campaign, further improve the sense of business integrity of tourism enterprises to help tourism consumers and operators to safeguard the legitimate rights and interests, to ensure that our City's tourism sustainable, healthy and coordinated Development. Through this publicity campaign, further improve the sense of business integrity of tourism enterprises to help tourism consumers and operators to safeguard the legitimate rights and interests, to ensure that our City's tourism sustainable, healthy and coordinated Development. 抗维生素D 佝偻病 是由X染色体上显 性基因控制的一 种显性遗传病。 患者对磷、钙吸 收不良而导致骨 发育障碍。 Through this publicity campaign, further improve the sense of business integrity of tourism enterprises to help tourism consumers and operators to safeguard the legitimate rights and interests, to ensure that our City's tourism sustainable, healthy and coordinated Development. 假肥大型畸形 是由位于X染 色体上的隐性致 病基因控制的一 种遗传病。患者 表现为双侧腓肠 肌成假性肥大。 Through this publicity campaign, further improve the sense of business integrity of tourism enterprises to help tourism consumers and operators to safeguard the legitimate rights and interests, to ensure that our City's tourism sustainable, healthy and coordinated Development. 多基因遗传病 唇裂、无脑儿 、青少年型糖 尿病等 特点:表现出家族聚集现象;易受环境因素影响 Through this publicity campaign, further improve the sense of business integrity of tourism enterprises to help tourism consumers and operators to safeguard the legitimate rights and interests, to ensure that our City's tourism sustainable, healthy and coordinated Development. 无脑儿 多基因遗传病 Through this publicity campaign, further improve the sense of business integrity of tourism enterprises to help tourism consumers and operators to safeguard the legitimate rights and interests, to ensure that our City's tourism sustainable, healthy and coordinated Development. 猫叫综合症猫叫综合症 症状:两眼距 离较远,耳位 低下,生长发 育缓慢,,存 在着严重的智 力障碍。患儿 哭声轻,音调 高,很像猫叫 。 常染色体异常遗传病 Through this publicity campaign, further improve the sense of business integrity of tourism enterprises to help tourism consumers and operators to safeguard the legitimate rights and interests, to ensure that our City's tourism sustainable, healthy and coordinated Development. 21三体综合征 属于常染色体异 常,是由于第21 号染色体比正常 人多了一条。患 者智力低下,发 育缓慢。 Through this publicity campaign, further improve the sense of business integrity of tourism enterprises to help tourism consumers and operators to safeguard the legitimate rights and interests, to ensure that our City's tourism sustainable, healthy and coordinated Development. 性腺发育不良 属于性染色体 异常病。是由于 缺少一条X染色 体。患者身体矮 小,肘常外翻, 颈部皮肤松弛。 Through this publicity campaign, further improve the sense of business integrity of tourism enterprises to help tourism consumers and operators to safeguard the legitimate rights and interests, to ensure that our City's tourism sustainable, healthy and coordinated Development. 遗传病对人类的危害: 从统计数字看,我国约有 20%~25%的人患有各种遗传 病,我国每年出生新生儿中 ,约有1.3%有先天缺陷,其 中70% ~ 80%是由于遗传因 素所致。 Through this publicity campaign, further improve the sense of business integrity of tourism enterprises to help tourism consumers and operators to safeguard the legitimate rights and interests, to ensure that our City's tourism sustainable, healthy and coordinated Development. 优生的概念: 就是让每一个家庭生育出健 康的孩子。 优生学就是应用遗传原理, 改善人类遗传素质的科学。 Through this publicity campaign, further improve the sense of business integrity of tourism enterprises to help tourism consumers and operators to safeguard the legitimate rights and interests, to ensure that our City's tourism sustainable, healthy and coordinated Development. 1、禁止近亲结婚。我国婚姻法规定 ,直系血亲和三代以内的旁系血亲禁 止结婚。 2、进行遗传咨询。 3、提倡适龄生育。 4、产前诊断。 优生的措施: Through this publicity campaign, further improve the sense of business integrity of tourism enterprises to help tourism consumers and operators to safeguard the legitimate rights and interests, to ensure that our City's tourism sustainable, healthy and coordinated Development. 正常男女 患病男女 下图为人类某种单基因遗传病系谱图,请回答 12 345 7 6 8910 Through this publicity campaign, further improve the sense of business integrity of tourism enterprises to help tourism consumers and operators to safeguard the legitimate rights and interests, to ensure that our City's tourism sustainable, healthy and coordinated Development. 1、该遗传病的致病基因在 染色 体上。是 遗传病。 2、如果8和10婚配,属于 血 亲,经遗传咨询,推算其子女中患病 概率为 。 常 隐性 旁系 4/9 Through this publicity campaign, further improve the sense of business integrity of tourism enterprises to help tourism consumers and operators to safeguard the legitimate rights and interests, to ensure that our City's tourism sustainable, healthy and coordinated Development. 并指,单基因控制的显性遗传病。 Through this publicity campaign, further improve the sense of business integrity of tourism enterprises to help tourism consumers and operators to safeguard the legitimate rights and interests, to ensure that our City's tourism sustainable, healthy and coordinated Development. 13三体综合症 出生体重低,生长 发育迟缓,智力低下。 小头,前额低斜,前脑 无裂畸形,头皮缺损。 眼球小或无,唇裂。耳 畸形低位,先天性心脏 病(室隔缺损与动脉导 管未闭)。 Through this publicity campaign, further improve the sense of business integrity of tourism enterprises to help tourism consumers and operators to safeguard the legitimate rights and interests, to ensure that our City's tourism sustainable, healthy and coordinated Development. 18三体综合症 生长发育障碍,智 力低下。枕部突起,眼 裂狭小,内眦赘皮,耳 低位,耳廓畸形。90% 有先天性心脏病(室间 隔缺损、动脉导管未闭 等)。肌张力亢进 Through this publicity campaign, further improve the sense of business integrity of tourism enterprises to help tourism consumers and operators to safeguard the legitimate rights and interests, to ensure that our City's tourism sustainable, healthy and coordinated Development. 祖父母外祖父母
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