Principles and practice of operative dentistry . e operation, as struggling or thespasmodic contractions of the diaphragm and abdominal muscles incidentto efforts to vomit caused by nausea are great hindrances to a delicateoperation. During the stage of excitement or when the contractions of the abdo-minal muscles indicate the existence of a tendency to vomiting, the anees-thesia should be hastened, in order to allay these symptoms and securecomplete ansesthesia as quickly as possible. Complete anaesthesia may be recognized by placing the surface of afinger upon the conjunctiva of the eye, whe


Principles and practice of operative dentistry . e operation, as struggling or thespasmodic contractions of the diaphragm and abdominal muscles incidentto efforts to vomit caused by nausea are great hindrances to a delicateoperation. During the stage of excitement or when the contractions of the abdo-minal muscles indicate the existence of a tendency to vomiting, the anees-thesia should be hastened, in order to allay these symptoms and securecomplete ansesthesia as quickly as possible. Complete anaesthesia may be recognized by placing the surface of afinger upon the conjunctiva of the eye, when, if sensation is not present, nocontraction of the muscles of the lids will be observed. Complete relaxa-tion of the muscles is another indication of complete anaesthesia. Thismay be demonstrated by raising an arm, which will immediately fall ifcomplete relaxation of the muscles has taken place. When the stage of muscular relaxation is reached there is a tendencyfor the lower jaw to drop and the tongue to fall into the fauces, which Fig.


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Keywords: ., bookcentury1900, bookdecade1920, booksubjectdentist, bookyear1920