The nurse assess that the patient is having a sympathetic response when noting what manifestation?
Decrease in heart rate and perfusion, and an increase in inflammatory response
Increase motility and secretion in the GI tract, constriction of bronchi and pupils
Increase in blood pressure, bronchodilation, and decrease bowel sounds
Decrease in sweating, decrease in respiration, and pupil constriction
The Correct Answer is C
A) Decrease in heart rate and perfusion, and an increase in inflammatory response: These manifestations suggest parasympathetic nervous system activation, not the sympathetic response. The sympathetic system generally increases heart rate and perfusion to support "fight or flight" responses. Additionally, inflammatory responses are more immune-related and are not a direct effect of sympathetic activation.
B) Increase motility and secretion in the GI tract, constriction of bronchi and pupils: This is characteristic of parasympathetic nervous system activity. The parasympathetic system stimulates digestion (increased motility and secretion) and causes bronchoconstriction and pupil constriction (miosis). The sympathetic nervous system, in contrast, inhibits GI motility and causes bronchodilation and pupil dilation.
C) Increase in blood pressure, bronchodilation, and decrease bowel sounds: These are hallmark signs of sympathetic nervous system activation. When the sympathetic system is activated during stress or danger, it leads to vasoconstriction, which increases blood pressure. Bronchodilation occurs to allow more oxygen intake, and GI motility decreases (manifested as reduced bowel sounds) to redirect energy to more vital functions, like increased circulation to muscles.
D) Decrease in sweating, decrease in respiration, and pupil constriction: These signs suggest parasympathetic or a relaxed state. The sympathetic nervous system typically increases sweating, respiration, and causes pupil dilation to prepare the body for increased activity. Decreased sweating and respiration, along with pupil constriction, would not be consistent with the sympathetic response.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
A) A patient with hypotension:
Patients with hypotension may have reduced blood flow to organs, which could potentially decrease the absorption and effectiveness of many medications, including opioids. As a result, the need for a higher dose is not typical. Instead, careful dosing and monitoring are required to avoid further lowering blood pressure, which could lead to more complications.
B) A patient with a concussion:
Concussions affect the brain and can lead to symptoms like dizziness, confusion, or nausea, which may alter how medications are metabolized or tolerated. However, a concussion does not typically require higher opioid doses. In fact, opioids should be used cautiously in such patients due to the risk of exacerbating neurological symptoms or respiratory depression.
C) A patient 3 days after surgery:
Patients recovering from surgery may require pain management, but the opioid dose typically adjusts based on their pain levels and recovery stage. While some patients may still need opioids for pain control, they may not require higher-than-expected doses. Over time, doses are often tapered as healing progresses, and pain lessens.
D) A patient with cancer:
Cancer patients, particularly those with advanced stages or chronic pain, may develop increased opioid tolerance. This means that over time, they may require higher doses to achieve the same level of pain relief. This phenomenon is known as "opioid tolerance," where the body becomes less responsive to the drug, necessitating dose adjustments.
Correct Answer is A
Explanation
A) Parkinson disease is characterized by an imbalance of dopamine and acetylcholine:
The decrease in dopamine results in an imbalance between dopamine and acetylcholine. Normally, dopamine and acetylcholine work in a balanced manner to regulate motor control. As dopamine levels decrease in Parkinson's disease, acetylcholine's effects become more prominent, leading to motor symptoms such as tremors, rigidity, and bradykinesia (slowness of movement).
B) Parkinson disease involves increased dopamine production and decreased acetylcholine:
This statement is incorrect. In Parkinson's disease, there is actually a decrease in dopamine production, not an increase. The disease is characterized by the degeneration of dopamine-producing neurons, leading to the motor symptoms typical of Parkinsonism. The imbalance in Parkinson's disease is primarily one of decreased dopamine and relatively increased acetylcholine activity.
C) Alzheimer disease is caused by decreased amounts of dopamine and degeneration of cholinergic neurons:
While Alzheimer's disease does involve a degeneration of cholinergic neurons (specifically those that release acetylcholine), the primary pathology is related to the accumulation of amyloid plaques and tau tangles, not primarily a decrease in dopamine. Alzheimer's disease is primarily associated with a deficiency in acetylcholine, not dopamine, leading to cognitive impairments, rather than motor deficits.
D) Alzheimer disease involves a possible excess of acetylcholine and neuritic plaques:
This statement is incorrect. Alzheimer's disease is characterized by a deficiency of acetylcholine, which plays a crucial role in memory and cognitive function. The hallmark pathologic features of Alzheimer's disease include the presence of neuritic plaques (formed from amyloid beta) and neurofibrillary tangles (composed of tau protein), not an excess of acetylcholine.
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