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高中生物核心概念高考复习神经调节基本方式反射PPT课件.ppt

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1、This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller

2、and DS18B20 temperature sensor.重点知识:重点知识: u反射的概念与分类;反射的概念与分类;u反射弧组成与反射过程;反射弧组成与反射过程; u感受器与感觉形成;感受器与感觉形成;u大脑皮层的运动调节功能;大脑皮层的运动调节功能; u水平衡调节与渴觉的引起水平衡调节与渴觉的引起 ; u脑的高级功能。脑的高级功能。This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature m

3、easurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.反射反射 (reflex)反射的概念反射的概念神经系统活动的基本方式。指在中枢神经系统活动的基本方式。指在中枢神经系统参与下,动物体或人体对内外环神经系统参与下,动物体或人体对内外环境变化作出规律

4、性应答。境变化作出规律性应答。 反射的分类:反射的分类: 非条件反射和条件非条件反射和条件反射反射 反射分反射分 类类 获获 得得 数量数量 形式形式非条件反射非条件反射 先天先天 有限有限 固定、低固定、低级级条件反射条件反射 后天后天 无限无限 可可 变变 、高、高级级This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using si

5、ngle bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.反射弧反射弧 (reflex arc)的组成和反射的基本过的组成和反射的基本过程程 感受器感受器 传入神经传入神经 神经中枢神经中枢 传出神经传出神经 效应器效应器 反射活动依赖于结构和功能的完整性反射活动依赖于结构和功能的完整性 反射中枢的概念反射中枢的概念 ,

6、 范围可以相差很大范围可以相差很大 整体情况下整体情况下 , 多级水平整合多级水平整合 , 更具适更具适应性应性 某些情况下某些情况下 , 传出效应由内分泌腺参传出效应由内分泌腺参与与This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 a

7、nd single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.神经元 感受器; 传入神经; 反射中枢; 传出神经; 效应器This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and con

8、trol by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.反射过程:刺激 感受器 传入神经 反射中枢 传出神经 效应器This paper mainly introduces the design of an intelligent temperature control system w

9、hich realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.膝跳反射This paper mainly introduces the design of an intel

10、ligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.中枢神经元的联系 (connection

11、)方式 A.单线式 联系 B.辐散式 联系可扩大作用空间范围 , 多见于传入通路 C.聚合式 联系可引起突触后电位整合 , 多见于传出通路 D.链锁状联系可扩大空间范围 E.环状联系可构成正、负反馈 , 及时终止或产生后放This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperatu

12、re sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.突触前抑制:突触后抑制突触后膜发生超极化 ,即产生抑制性突触后电位,使突触后神经元兴奋性降低 ,不易去极化而呈现抑制。这种抑制就称为 突触后抑制兴奋性突触的突触前神经元轴突末梢受到另一神经元轴突末梢的影响,导致前者所释放的兴奋性递质减少,从而使突触后神经元不易或不能兴奋而呈现抑制,称为 突触前抑制。兴奋在反射弧中枢

13、部分传布时,往往经过多个化学性突兴奋在反射弧中枢部分传布时,往往经过多个化学性突触的接替,由于突触结构和化学递质等因素的影响,情况比触的接替,由于突触结构和化学递质等因素的影响,情况比兴奋在神经纤维上的传导要复杂得多。兴奋在神经纤维上的传导要复杂得多。This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus di

14、gital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.突触后抑制This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measuremen

15、t and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.突触后抑制This paper mainly introduces the design of an intelligent temperature control system which realizes th

16、e function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.突触前抑制This paper mainly introduces the design of an intelligent temperat

17、ure control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.感受器的功能是接受体内外环境中的某些特殊刺激(适宜刺激),并把这些刺激

18、的能量转化为一连串具有信息意义的神经冲动,因此,感受器有 能量转化器 的作用。感受器与感觉形成感受器与感觉形成This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The cor

19、e components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.感觉产生的基本过程刺激 感受器换能 神经传入 丘脑 大脑皮层特定中枢(产生感觉)This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus di

20、gital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor. 例:听觉传导通路This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measur

21、ement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.水平衡调节与渴觉的引起水平衡调节与渴觉的引起 渴觉的引起渴觉的引起*血浆晶体渗透压血浆晶体渗透压 渗透压感受器渗透压感受器 ADH渴觉渴觉*细胞外液量细胞外液量 渴觉渴觉*动脉血压动脉血压 压力感受器压力感

22、受器 渴觉渴觉*疼痛、情绪紧张疼痛、情绪紧张 渗透压感受器渗透压感受器 ADH 渴渴觉觉水平衡调节水平衡调节* 肾肾 排水:由抗利尿激素排水:由抗利尿激素 (ADH)调节调节ADH释放调节:渗透压感受器、容量感释放调节:渗透压感受器、容量感受器等受器等* 摄水:一种本能行为摄水:一种本能行为调节:通过渴觉产生,由调节:通过渴觉产生,由 ADH介导介导This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperat

23、ure measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.大脑皮层躯体感觉的皮层代表区(例)大脑皮层躯体感觉的皮层代表区(例) 第一感觉区第一感觉区 投射规律投射规律 :* 交叉:躯体感觉交叉:躯体感觉 对侧对侧 , 头面部头面部 双侧双侧*

24、大小:与感觉分辨精细程度有关,分辨愈精细大小:与感觉分辨精细程度有关,分辨愈精细 ,代表区面积代表区面积愈大愈大* 倒置:下肢倒置:下肢 顶部顶部 , 膝以下膝以下 半球内侧,半球内侧, 上肢上肢 中间中间 , 头面部头面部 (内部正立内部正立 ) 底部底部* 从前至后:肌牵张从前至后:肌牵张 ; 慢快适应慢快适应 ; 关节骨膜等关节骨膜等This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature m

25、easurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.This paper mainly introduces the design of an intelligent temperature control system which realize

26、s the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.大脑皮层对运动的调节This paper mainly introduces the design of an intelligent

27、 temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.小脑对躯体运动的调节:小脑 对于姿势反射、调节肌紧张

28、、协调和形成随意运动均有重要作用,它是躯体运动调节中枢,不是一个直接指挥肌肉活动的运动中枢。 主要生理功能是:( 1)维持躯体平衡( 2)调节肌紧张( 3)协调随意运动This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and singl

29、e chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital tempe

30、rature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.大脑皮层的运动调节功能(例)大脑皮层的运动调节功能(例)大脑皮层运动区大脑皮层运动区 功能特征功能特征 :交叉:躯体交叉:躯体 对侧对侧 , 头面部头面部 多为双侧,下部面肌和舌肌多为双侧,下部面肌和舌肌 对侧对侧定位:精细定位:精细 , 皮层皮层 肌肉点对点支配肌肉点对点支配 大小:与运动的精细程度有关,

31、运动愈精细复杂的肌肉代表区愈大大小:与运动的精细程度有关,运动愈精细复杂的肌肉代表区愈大倒置:下肢倒置:下肢 顶部顶部 , 膝以下膝以下 半球内侧;半球内侧; 上肢上肢 中部中部 , 头面部头面部 (内部正立内部正立 ) 底部底部 从前至后:肌牵张从前至后:肌牵张 ; 慢快适应慢快适应 ; 关节骨膜等关节骨膜等This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and

32、control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.大脑皮层运动区大脑皮层躯体感觉区大脑皮层躯体感觉区This paper mainly introduces the design of an intelligent temperature control system whi

33、ch realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.条件反射:条件反射与非条件反射条件反射的形成条件反射形成的原理条件反射的消退伊万 巴甫洛夫This paper m

34、ainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20

35、temperature sensor.条件反射与非条件反射 :非条件反射是先天具有的反射;条件反射是后天建立的。特点 非条件反射固定不变;条件反射可建立、可改变、可消失。非条件反射中枢在皮层下;条件反射中枢在大脑皮层。产生 部位 This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital tempe

36、rature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.条件反射的形成:( 1)条件反射必须在非条件反射的基础上建立( 2)无关刺激与非条件刺激要强化:无关刺激与非条件刺激需要多次结合,且无关刺激要提前或者同时与非条件刺激出现( 3)条件刺激的生理强度要比非条件刺激弱,方容易建立条件反射This paper mainly introduces the desig

37、n of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.条件反射形成的

38、原理:任何反射在中枢都存在有其特定的反射弧。反射弧不但存在还要具有相应的功能联系。条件反射的形成就是在一定的条件下,中枢神经系统中有关神经元之间建立了新的功能联系。巴甫洛夫认为:这是一种暂时性的功能联系,只有建立这种新的功能性的联系后,神经冲动才能沿着这条反射弧进行传导,表现出某些新的条件反射。This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control

39、by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.条件反射的消退:条件反射建立后,如果连续使用单独的条件刺激而不采用非条件刺激进行强化,那么条件刺激回逐渐减弱,直至完全不出现的现象叫条件反射的消退。条件反射的消退并非是这种条件反射已经丧失,而是原来引起中枢兴奋的刺激条件,转化成中枢抑制的条件

40、。This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller

41、 and DS18B20 temperature sensor.学习与记忆学习与记忆 脑的高级功能脑的高级功能This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.大脑皮层的语言中枢大脑皮层的语言中枢

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