Inhalational anesthetics - Inhalational anesthetics

Japanese: 吸入麻酔薬 - きゅうにゅうますいやく

…Anesthesia in which an anesthetic is taken into the lungs by breathing in, a type of general anesthesia. The anesthetic (inhalational anesthetic) that reaches the alveoli through breathing physically diffuses from the alveoli into the blood flowing through the pulmonary capillaries and dissolves in the blood. The anesthetic is carried to the central nervous system by the bloodstream. …

From [Anesthesia]

…Anesthetics are taken in through the lungs, dissolved in the blood, and distributed to the central nervous system. The depth of anesthesia is determined by the concentration of the anesthetic in the blood, but inhaled anesthetics are excreted from the lungs. The depth of anesthesia can be freely adjusted by adjusting the concentration of the anesthetic in the inhaled air. …

*Some of the terminology that refers to "inhalation anesthetics" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…麻酔薬を呼吸により肺から摂取する麻酔で，全身麻酔の一つ。呼吸により肺胞に達した麻酔薬(吸入麻酔薬)は，物理的に肺胞から肺毛細血管を流れる血液に拡散し，血液に溶解する。麻酔薬は血流によって中枢神経に運ばれる。…