广州医科大学（广州医学院）：《病理学》课程教学资源（PPP课件，英文版）Nervous System

Nervous System Li shuhua

Nervous System Li shuhua

Pathologic significance 1) The high degree of localization of function 2) The same pathologic process to manifest clinically in a completely different way when it infects a different part of the system 3)Pathologic responses are usually limited

Pathologic significance 1) The high degree of localization of function 2) The same pathologic process to manifest clinically in a completely different way when it infects a different part of the system 3) Pathologic responses are usually limited

4) Double-edged swords: skulls and vertebral canal 5)Extracranial metastasis of malignant tumors is not frequently 6)Except organic lesions, psychiatric symptoms are manifested

4) Double-edged swords: skulls and vertebral canal 5) Extracranial metastasis of malignant tumors is not frequently 6) Except organic lesions, psychiatric symptoms are manifested

neuron 4 5 23

neuron

neurofibril

neurofibril

Neuroglial ce‖l 6

Neuroglial cell

Basic reactions ☆ Neurons 1 Loss of Nissl bodies Chromatolysis 2 Acute necrosis of neurons ● Red nerve cells Ghost cell

Basic reactions ❖ Neurons 1 Loss of Nissl bodies （ Chromatolysis ） 2 Acute necrosis of neurons ⚫ Red nerve cells ⚫ Ghost cell

中央尼氏体消失

中央尼氏体消失

鬼影细胞

鬼影细胞

3 The chronic process of neurons Simple atropy Neurofibrillary tangles Intraneuronal body formation + 4 Axonal

3 The chronic process of neurons ⚫ Simple atropy ⚫ Neurofibrillary tangles ⚫ Intraneuronal body formation  4 Axonal