Card Set Information
ch 3 local anes
what is the loss of sensation in a circumscribed area in the body called?
t/f with local anes, the loss of sensation is done without loss of consciousness
local anes causes the _______ of the _____ endings or inhibition of the _____ _____.
what are the ten desirable properties of LA?
not irritate tissue
not cause permanent anes
low systemic toxicity
adequate duration for procedure
stable in a solution
sterile or capable of becoming so
how does a local anes work?
it prevents the impulse of pain from reaching the brain
what two places does topical anes work?
t/f diffusion of topical anes to free nerve endings is limited
to increase the efficacy of topical anes, it is more ______ (benzocaine ___%)
what is the period from deposition of the anesthetic solution to complete conduction blockade called?
what two things will change induction time?
local anes concentration
when the procedure outlasts the anesthetic, what should be done?
what is INCREASING TOLERANCE of a drug that is administered repeatedly called?
longer anes such as bupivicaine are more _____ _____ to the nerve ________ than are shorting acting like lidocaine
once anes is removed from the nerve, the function of the nerve returns _____ but then gradually _____
anesthetic duration is increased in areas of ______ ______