Part 46

—— effects of, in cases of disease of the lungs, 53–4

—— effects of, in case of phthisis described, 53–54

—— effects of, in cases of heart disease, 54–56

—— effects of, in cerebral disease, 56–57

—— effects of, on the insane, 57

—— effects of, on hard drinkers, 57–58

—— amount of vapour of, absorbed to cause the various degrees of narcotism, 58–74

—— is absorbed into the circulation during inhalation, 58

—— is exhaled in the secretions, 58

—— experiments on inhalation of, 59–74. See Experiments

—— absorption of, by blood serum, 69

—— proportion of, required to arrest respiration, 69, 70, 74, 115, 116

—— action of, on frogs, 71–73

—— action of, on chaffinch, 73

—— action of, on animals of warm and cold blood, 70–73

—— preparations for administering the, 74

—— should not be administered after a meal, 74

—— vomiting in relation to administration of, 74–75

—— position of patient during inhalation of, 75

—— fears regarding the, 76–77

—— and fear, relative effects of, 77

—— removes fear as it destroys consciousness, 77

—— prevents syncope from fear, 77–78

—— mode of administering the, 78

—— amount of, required to produce insensibility, 78, 107

—— Dr. Simpson’s administration of the, 78

—— objections to administration of, on handkerchief, 78–79

—— may cause death without producing insensibility, 79, 133