Anesthesia Flashcards
Exam 3
partial of complete loss of sensation with/without loss of consciousness
anesthesia
anesthesia that produces complete loss of consciuousness
general anesthesia
analgesia
insensitivity to pain
process of allaying nervous excitement
sedation
minimally depressed level of consciousness during which the pt retains the ability to respond to physical/verbal commands
conscious sedation
Is the mode of action for anesthetics known?
no, may involve GABA receptors
What were the first two forms of anethesia?
nitric oxide, diethyl ether, chloroform
chloroform is very ____
hepatoxic
What systems need pre-op evaluation?
cardiac, renal, hepatic, pulmonary
What are adjuncts for general anestheisa?
antihistamine, NPO (decrease aspiration pneumo), anticholinergic drug (decrease risk of brady)
What are the 4 stages of anesthesia?
analgesia, excitement, surgical anesthesia, medullary paralysis
Most popular agent for induction of anesthesia
propofol
What is an adverse effect of propofol
venous irritation
What are two ways to maintain anesthesia?
inhaled agents, intravenous agents
What are the inhaled anesthesia agents?
halogenated hydrocarbons, nitrous oxide