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62 Cards in this Set

  • Front
  • Back
a function of the thalamus
receiving nerve impulses for temperature
nerve fibers found in reticular formation stimulated by noise, bright light, and danger
excitatory fibers
drug like alcohol that depress cerebellum can be expected to
reduce body coordination
muscle relaxation agents given prior to an invasive diagnostic procedure can
help prevent tearing or straining muscles
Common uses of local anesthetics
ALL ARE CORRECT (abolish painful stimulation prior to tooth extractions, surgical procedures, and child birth)
controls reflexes for swallowing and gagging
medulla oblongata
skeletal muscle relaxant that can be considered a cholinergic receptor antagonist
nondepolarizing
main parts of the brain
ALL OF THE ABOVE (brainstem, cerebrum, and cerebellum)
centrally acting muscle relaxant works by targeting
spinal cord
which is correct about skeletal muscle relaxants
intubation can be accomplished quickly
what is correct about neuromuscular blocking drugs
2 groups, depolarizing or nondepolarizing
centrally acting skeletal muscle relaxants
inhibit or reduce within spinal cord, interupting the central stimulus to muscle contraction
which is paired correctly with effect
succinylcholine - life threatening cardiac arrest in children
skeletal muscle relaxants alter control of respiration because
diaphram is a skeletal muscle
pt. with breathing problems given muscle relaxant begins bronchiospasms which can lead to asthma attack . Attributed to release of
histamine
body temperature, appetite, water balance regulated by
hypothalamus
touch, pressure, and pain are perceived in
parietal lobe
vital centers regulated by
medulla oblongata
area of brain involved with emotional and behavioral responses
limbic system
with a regional nerve block
a larger surface area is anesthetized
cocaine can't be given by injection because it produces
vasoconstriction
why local anesthetics are valuable as treatment for pain management
low doses that don't inhibit motor neve function
the only brain structure under conscious control
cerebral cortex
damaging cerebellum causes all of following except
sleep disturbances
which CNS component will caffeine affect most
reticular formation
difference between local and general anesthetics, general
total loss of consciousness
adverse CNS effect caused by local anesthetics
seizure
treatment to reverse the effects of local anesthetics
barbituates and diazepam
true about brainstem
brain stem is continuous with spinal cord
Tizanidine (Zanaflex) used for treatment of
spasticity caused by MS and spinal cord injury
which statement true?
more nondepolarizing than depolarizing
in succinylcholine OD, respiriation
must be supported artificially until drug metabolized
succinylcholine intravenously which muscles relax first
facial
topical anesthetics available in all BUT
sprays, eye drops, lozenges, suppositories
common use of local anesthetic
tooth extraction
most commonly used local anesthetic technique
infiltration anesthesia
higher intellectual abilities controlled by
cerebrum
in the case of pregnant pt.'s
pregnancy does not alter dynamics
vesicles that store and release neurotransmitters are contained in
synaptic knob
nerve fibers that travel from brain to peripheral orgnas and skeletal muscle are known as
efferent neurons
drugs that inhibit skeletal muscle contraction by blocking conduction w/i spinal cord
centrally acting skeletal muscle relaxants
toxicity associated with neuromuscular blocker OD
respiratory muscle paralysis
not considered an advantage of local anesthetics
lack of side effects
statement that best explains potency
nerve block at a relatively low dose
rectal suppository is example of
local anesthetic
lobe of the cerebral cortex that controls muscle movement
frontal
local anesthetic first affects
pain
lidocaine treats
cardiac arrhythmias
muscle relaxants given prior to invasive procedure can
prevent tearing or straining muscles
2 main components of the CNS
brain and spinal cord
where epidural is administered
outside the dural space
toxicity associated with neuromuscular blockers is
respiratiory muscle paralysis
surface recording of brains electrical activity
electroncephalogram (EEG)
which centrally acting muscle relaxant can lead to dependency
diazepam
example of depolarizing neuromuscular blocking drug
succinylcholine
function of cerebellum is to control
body movement
drugs like alcohol depress cerebellum can be expected to
reduce body coordination
how local anesthetics affect cardiac function
depress cardiac conduction system
area of pharmacology that deals with drugs affecting the CNS
neuropharmacology
reason why local anesthetic shouldn't be applied to damaged, open, or broken skin
ALL ARE CORRECT (convulsion, can reach blood vesssels, hypotension)
pt. that can't be given Dantrolene
hepatitis
type of impulse carried to the sensory neurons
ALL CORRECT (pain, touch, heat and cold)