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Leaves of the coca plant (Erythroxylum novogranatense var. Novogranatense), from which cocaine, a naturally occurring local anesthetic, is derived. [1] [2]An anesthetic (American English) or anaesthetic (British English; see spelling differences) is a drug used to induce anesthesia — in other words, to result in a temporary loss of sensation or awareness.
Anesthesiology, anaesthesiology or anaesthesia is the medical specialty concerned with the total perioperative care of patients before, during and after surgery. [1] It encompasses anesthesia, intensive care medicine, critical emergency medicine, and pain medicine. [2]
Meaning Origin language and etymology Example(s) dacry(o)-of or pertaining to tears: Greek δάκρυ, tear dacryoadenitis, dacryocystitis-dactyl(o)-of or pertaining to a finger, toe Greek δάκτυλος (dáktulos), finger, toe dactylology, polydactyly: de-from, down, or away from Latin de-dehydrate, demonetize, demotion dent-
The best anesthetic, therefore, is the one with the lowest risk to the patient that still achieves the endpoints required to complete the procedure. The first stage in anesthesia is the pre-operative risk assessment consisting of the medical history , physical examination and lab tests .
An important aspect of pre-anaesthetic evaluation is an assessment of the patient's airway, involving inspection of the mouth opening and visualisation of the soft tissues of the pharynx. [19] The condition of teeth and location of dental crowns are checked, and neck flexibility and head extension are observed.
Inhalational anaesthetic substances are either volatile liquids or gases, and are usually delivered using an anaesthesia machine. An anaesthesia machine allows composing a mixture of oxygen, anaesthetics and ambient air, delivering it to the patient and monitoring patient and machine parameters. Liquid anaesthetics are vapourised in the machine ...
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Perianesthesia nursing is a nursing specialty practice area concerned with providing nursing care to patients undergoing or recovering from anesthesia. Perianesthesia nursing encompasses several subspecialty practice areas and represents a diverse number of practice environments and skill sets.