A common medication treatment for Parkinson's disease is levodopa/carbidopa combination medication. The nurse knows that this medication is used because which of the following neurotransmitter is decreased in a person with Parkinson's disease?
Dopamine
Norepinephrine
Serotonin
Glutamate
The Correct Answer is A
A. Dopamine is the neurotransmitter that is decreased in individuals with Parkinson's disease. Parkinson's disease is characterized by the degeneration of dopamine-producing neurons in the brain, leading to motor symptoms such as tremors, rigidity, and bradykinesia. Levodopa, a precursor to dopamine, is used to increase dopamine levels in the brain and alleviate symptoms.
B. Norepinephrine is involved in mood regulation and other functions, but it is not the primary neurotransmitter involved in Parkinson's disease.
C. Serotonin is a neurotransmitter that affects mood, sleep, and appetite, but it is not the primary neurotransmitter involved in Parkinson's disease.
D. Glutamate is an excitatory neurotransmitter, but its role is more related to other conditions like neurodegenerative diseases such as ALS, rather than Parkinson's disease.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["A","B","E"]
Explanation
A. Vasoconstrictors (Imitrex), such as sumatriptan, are commonly used to treat the headache stage of a migraine by constricting blood vessels, which helps alleviate the pain.
B. A dark, quiet environment is beneficial for migraine sufferers as bright lights and loud noises can exacerbate symptoms. Resting in a calm environment can help reduce discomfort.
C. While teaching relaxation is helpful for migraine prevention, it may not be effective in the acute phase of the headache. Relaxation techniques are more useful in managing triggers and reducing frequency.
D. Exercise is generally not recommended during the headache stage of a migraine, as it can worsen the pain. Light activity may help during the prodromal phase, but not during the headache itself.
E. Analgesics (NSAIDs) such as ibuprofen or naproxen are often used to relieve the pain during the headache stage of a migraine. They can help reduce inflammation and discomfort.
F. Teaching stress reduction is beneficial for preventing migraines but is not typically helpful during the headache stage itself. Stress management is more useful in the long term.
Correct Answer is C
Explanation
A. Palpebral angle rigid, right and left angles is not a part of the PERRLA assessment. The term refers to the space between the eyelids, which is not assessed with the PERRLA acronym.
B. Patient's eyes round, regular, lively, active is a description of the general appearance of the eyes but does not correspond to the PERRLA acronym, which specifically addresses the pupils' response to light and accommodation.
C. PERRLA stands for Pupils Equal, Round, and Reactive to Light and Accommodation. This means the pupils should be equal in size, round in shape, react to light (constricting when exposed to light), and accommodate (adjust) when focusing on near or far objects. This is a standard neurological assessment used to evaluate the functioning of the eyes and the nervous system.
D. Pupils equilateral, regular, round, little accommodation does not accurately describe PERRLA. The correct term is "accommodation," which refers to the pupils' ability to adjust when focusing on near or far objects, not "little accommodation."
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