Knowledge of anesthesia

Anesthesia methods include general anesthesia, intraspinal anesthesia, cervical plexus block anesthesia, brachial plexus block anesthesia, local block anesthesia and so on. General anesthesia can be administered intravenously or inhaled; Intraspinal anesthesia is administered into the epidural or subarachnoid space; The others go straight to the plexus. There are two ways from skin to spinal cord: one is the median approach, skin - subcutaneous tissue - supraspinous ligament - interspinous ligament - ligamentum flavum - epidural space - dura - arachnoid mater ———— subarachnoid space - spinal cord.

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