动脉血供一般是通过颈外动脉、颈内动脉及椎动脉的脑膜分支，分流是经由硬膜静脉窦或其他的硬膜或软脑膜血供。
Arterial supply is usually through meningeal branches of the external carotid, internal carotid, and vertebral arteries. Drainage is via dural venous sinuses or other dural or leptomeningeal channels.
方法：160只大鼠颈外动脉注射LPS及NS，至相应时间点处死，制备脑组织标本。
Methods: 160 rats were injected LPS or NS respectively and decapitated at different time points to take brain tissue samples for use.
方法：160只大鼠颈外动脉注射LPS及NS，至相应时间点处死，制备脑组织标本。
Methods: 160 rats were injected LPS or NS respectively and decapitated at different time points to take brain tissue samples for use.
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