Analgesics MEX D Opioid analgesics a Synthetic opioid analgesics u Other analgesics
Analgesics Opioid analgesics Synthetic opioid analgesics Other analgesics
General Considerations Pain(疼痛) 躯体痛-快痛,慢痛 内脏痛 神经性痛 口 Analgesia(镇痛): 选择性抑制疼痛感觉, 不影响意识和其他感觉
General Considerations Pain (疼痛)： 躯体痛－快痛，慢痛 内脏痛 神经性痛 Analgesia (镇痛)： 选择性抑制疼痛感觉， 不影响意识和其他感觉
B First Second paIn aIn C fiber Pain As fiber Intensity Time The perception of somatic pain
The perception of somatic pain
Anterolateral tract ax
CGRP 8 Substance P Histamine Dorsal root Bradykinin ganglion neuron Lesion 5HT→ Prostaglandin K °·CGRP Substance P o(Blood vessel Spinal cord Peripheral mechanisms of pain
Peripheral mechanisms of pain