1、局部血液循环障碍 Local Hemodynamic Disorders,中南大学病理教研室,实验(四),目的要求：,1.掌握肝、肺淤血的病变特点，了解其发生的机制。 2.掌握混合血栓的形态特点，熟悉血栓的类型及可能引起的后果。 3.掌握梗死的类型及形态特点，了解其原因和后果。 4.熟悉栓塞的类型和对机体的影响，了解体循环静脉栓子运行的途径。,Contents:,1.Multimedia: (25min) 2.specimens: (30min)brown induration of lung 肺的褐色硬化nutmeg liver 槟榔肝thrombus of artery and vein
2、动、静脉血栓mural thrombus of ventrium 心室附壁血栓anemic infarct of spleen 脾缺血性梗死myocardial infarction 心肌梗死hemorrhagic infarct of intestine 肠出血性梗死,3. sections: (50min) 9# brown induration of lung 肺的褐色硬化 10# nutmeg liver 槟榔肝 17-3# mixed thrombus 混合血栓 14# organization and recanalization of thrombus血栓机化、再通 4. Ani
3、mal experiment: (25min)家兔空气栓塞实验5.Summary:(5min),brown induration of lung,brown induration of lung,9#,brown induration of lung,9#,brown induration of lung,brown induration of lung,9#,brown induration of lung,Nutmeg liver,Nutmeg liver,10#,Chronic congestion of liver,Chronic congestion of liver,17-3#,m
4、ixed thrombus,17-3#,mixed thrombus,17-3#,mixed thrombus,mural thrombus of ventrium,organization and recanalization of thrombus,14#,organization and recanalization of thrombus,14#,anemic infarct of spleen,myocardial infarction,myocardial infarction,hemorrhagic infarct of intestine,家兔空气栓塞实验,1.实验对象：家兔 2.实验目的：认识空气栓塞的后果及产生的机制 3.实验方法： (1)向家兔耳缘静脉内迅速注入10-20ml空气。 (2)观察注气前后家兔的呼吸、唇色、瞳孔、四肢肌张力、精神状态等指标。,(3)待家兔呼吸停止后立即开胸，观察家兔心脏的变化。4.分析：(1)家兔心脏内有何变化？如何形成的?(2)空气栓子的运行途径?栓塞部位?(3)解释家兔临死前的表现及死因。,
