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chap10 local anesthe

Local anesthetics

amide local anesthetic
cardiac arrhythmic variation in the normal rythmm (motion) of the heart
caudal anesthesia injection of a local anesthetic into the caudal or subcaudal spinal canal
cryoanesthesia removing the sensation of touch or pain by applying extreme cold to the nerve ending
epidural anesthetic injection of a local anesthetic into the extadural(the outermost part of the spinal canal) space
ester local anesthetic anesthetic class that includes procaine, cocaine, bezocaine, and tetracain, metabolism primarily by plasma cholinesterases
general anesthetic drug that abolishes the response to pain by depressing the central nervous system(CNS) and producing loss consciousness
hypersensitivity exaggerated response such as rash, edema, or anaphylaxis that develops following exposure to certain drugs or chemicals
infiltration anesthesia injection of a local anestehtic directly int o the tissue
intradermal anesthesia injection of a local anesthetic into the part of the skin called the dermis
local anesthetic drug that reduces response to pain by affecting nerve conduction. Theaction can be limited to an area of the body according tothe site of admnistration
nerve conduction tranfer of impulses along a nerve by the movement of sodium and postssium ions
regional nerve block also called nerve block; the injection of a local anesthetic near the nerve root
spinal anesthesia injection of a local anesthetic into the subarachnoid space
topical application placing a drug on the surface of the skin or a mucous membrane(for example mouth, rectum)
vasoconstriction tightening or contraction of muscles(sphincters) in the blood vessels, which decreases blood flow through the vessels
vasodilation relaxation of the muscles(spinchters) controlling blood vessel tone, which increases blood flow through the vessels
amide local anesthetic anesthetic class that includes lidocaine, bupivicane, and mepivicaine and has a moderate to long duration of action because metabolism occurs in the liver.
Created by: Mickensg



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