NUR 521 Quiz 7 CNS & PNS Drugs Exam Questions with Correct Answers Verified by Experts|
Latest Update
The anticonvulsant valproic acid (Depakene) achieves therapeutic effect by:
o Stimulates sodium channels in neurons to increase nerve impulse transmission.
o Enhancing the reuptake of norepinephrine and serotonin in the central nervous system.
o Blocking the effects of dopamine in the postsynaptic neuron.
o Blocking sodium and calcium channels & increasing the level of gamma-aminobutyric acid
(GABA) in the CNS. blocking sodium and calcium channels & increasing the level of gamma-
aminobutyric acid (GABA) in the CNS
Although the mode of action is unclear, glatiramir (Copaxone) decreases symptoms in patients
with multiple sclerosis by:
o Stimulating B cell immune response
o Acting as a decoy due to similar proteins as those on the myelin sheath
o CNS depression
o CNS stimulation acting as a decoy due to similar proteins as those on the myelin sheath
Carbidopa-Levodopa (Sinemet) is preferred over plain levodopa in drug treatment of Parkinson
disease because it
o induces fewer CNS adverse effects
o can be administered once a day
o is better absorbed from the GI tract
o allows more dopamine to reach the brain allows more dopamine to reach the brain
A nurse prepares discharge instructions for a patient who is prescribed phenytoin (Dilantin) for
control of seizures. Which of the following should the nurse include in the teaching plan?
o Serum Drug levels will be drawn on a schedule recommended by your provider; keep all
follow up appointments.
o Never stop this medication unless directed by the provider.
, o All of the above.
o There is potential for decreased effectiveness of birth control pills while taking phenytoin.
all of the above
A 15-year-old patient has a tonic-clonic seizure disorder and is prescribed phenytoin (Dilantin).
Which term best describes the absorption rate of oral phenytoin?
o Erratic
o Rapid
o Slow
o Moderate slow
The nurse has given medication instructions to the client receiving phenytoin (Dilantin). The
nurse determines that the client has an adequate understanding if the client states that:
o "The morning dose of the medication should be taken before a serum drug level is drawn."
o "Good oral hygiene is needed, including brushing and flossing."
o "The medication dose may be self-adjusted, depending on side effects."
o "Alcohol is not contraindicated while taking this medication." "Good oral hygiene is
needed, including brushing and flossing."
Which of the following nursing interventions are important during the administration of
Propofol (Diprivan)? (Select all that apply)
o monitor BP for hypertension
o keep environmental stimulus to a minimum
o monitor solution, emulsion
o monitor BP for hypotension keep environmental stimulus to a minimum
Due to the risk of withdrawl syndrome and dependance, "short term use only" is reccomended
for which of the following approved drugs for patients diagnosed with anxiety disorder? (Select
all that apply).
Latest Update
The anticonvulsant valproic acid (Depakene) achieves therapeutic effect by:
o Stimulates sodium channels in neurons to increase nerve impulse transmission.
o Enhancing the reuptake of norepinephrine and serotonin in the central nervous system.
o Blocking the effects of dopamine in the postsynaptic neuron.
o Blocking sodium and calcium channels & increasing the level of gamma-aminobutyric acid
(GABA) in the CNS. blocking sodium and calcium channels & increasing the level of gamma-
aminobutyric acid (GABA) in the CNS
Although the mode of action is unclear, glatiramir (Copaxone) decreases symptoms in patients
with multiple sclerosis by:
o Stimulating B cell immune response
o Acting as a decoy due to similar proteins as those on the myelin sheath
o CNS depression
o CNS stimulation acting as a decoy due to similar proteins as those on the myelin sheath
Carbidopa-Levodopa (Sinemet) is preferred over plain levodopa in drug treatment of Parkinson
disease because it
o induces fewer CNS adverse effects
o can be administered once a day
o is better absorbed from the GI tract
o allows more dopamine to reach the brain allows more dopamine to reach the brain
A nurse prepares discharge instructions for a patient who is prescribed phenytoin (Dilantin) for
control of seizures. Which of the following should the nurse include in the teaching plan?
o Serum Drug levels will be drawn on a schedule recommended by your provider; keep all
follow up appointments.
o Never stop this medication unless directed by the provider.
, o All of the above.
o There is potential for decreased effectiveness of birth control pills while taking phenytoin.
all of the above
A 15-year-old patient has a tonic-clonic seizure disorder and is prescribed phenytoin (Dilantin).
Which term best describes the absorption rate of oral phenytoin?
o Erratic
o Rapid
o Slow
o Moderate slow
The nurse has given medication instructions to the client receiving phenytoin (Dilantin). The
nurse determines that the client has an adequate understanding if the client states that:
o "The morning dose of the medication should be taken before a serum drug level is drawn."
o "Good oral hygiene is needed, including brushing and flossing."
o "The medication dose may be self-adjusted, depending on side effects."
o "Alcohol is not contraindicated while taking this medication." "Good oral hygiene is
needed, including brushing and flossing."
Which of the following nursing interventions are important during the administration of
Propofol (Diprivan)? (Select all that apply)
o monitor BP for hypertension
o keep environmental stimulus to a minimum
o monitor solution, emulsion
o monitor BP for hypotension keep environmental stimulus to a minimum
Due to the risk of withdrawl syndrome and dependance, "short term use only" is reccomended
for which of the following approved drugs for patients diagnosed with anxiety disorder? (Select
all that apply).
