A nurse is preparing to administer opioids to a pediatric patient for pain relief.
Which statement accurately describes the mechanism of action of opioids?
"Opioids work by inhibiting the synthesis of prostaglandins, which helps reduce pain and inflammation.”..
"Opioids work by blocking the release of histamine, which helps reduce pain and inflammation.”..
"Opioids work by binding to opioid receptors, which alters the perception of pain.”..
"Opioids work by stimulating the central nervous system, which helps reduce pain and inflammation.”..
The Correct Answer is C
Choice A rationale:
Opioids do not inhibit the synthesis of prostaglandins.
Prostaglandins are chemicals that play a role in the perception of pain and inflammation, but opioids work through a different mechanism.
They bind to opioid receptors in the body.
Choice B rationale:
Opioids do not block the release of histamine.
Histamine is involved in allergic reactions and inflammation, but it is not the primary target of opioids.
Opioids primarily bind to opioid receptors.
Choice D rationale:
Opioids do not stimulate the central nervous system to reduce pain and inflammation.
In fact, opioids often have a depressant effect on the central nervous system, leading to sedation and respiratory depression.
Their main action is through binding to opioid receptors.
The correct answer is choice C because opioids work by binding to opioid receptors, which alters the perception of pain.
Opioid receptors are found in the central and peripheral nervous systems, and when opioids bind to these receptors, they modulate pain perception, leading to pain relief.
This mechanism is how opioids exert their analgesic effects.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
Choice A rationale:
One of the contraindications for nonsteroidal anti-inflammatory drugs (NSAIDs) is a known hypersensitivity to NSAIDs.
Individuals who have experienced allergic reactions, such as hives, difficulty breathing, or swelling, when taking NSAIDs should avoid using these medications.
This hypersensitivity can be a serious allergic reaction.
Choice B rationale:
This option is not correct.
While individuals with a history of asthma should be cautious when taking NSAIDs, it is not an absolute contraindication.
Some individuals with asthma can safely use NSAIDs, but they should be closely monitored, as NSAIDs can exacerbate asthma symptoms in some cases.
Choice C rationale:
This option is not correct.
A history of high blood pressure is not a contraindication for NSAIDs.
However, it is essential for individuals with high blood pressure to use NSAIDs cautiously and under the guidance of a healthcare provider, as NSAIDs can potentially raise blood pressure.
Choice D rationale:
This option is not correct.
A history of diabetes is not a contraindication for NSAIDs.
However, individuals with diabetes should be aware that NSAIDs can affect blood sugar levels and should monitor their blood glucose closely while taking these medications.
Correct Answer is ["A","B","C","E"]
Explanation
Choice A rationale:
Aromatherapy is a non-pharmacological intervention that can help provide pain relief.
Aromatherapy involves the use of essential oils, and certain scents can have a calming and pain-relieving effect.
Choice B rationale:
Distraction techniques, such as engaging in activities or conversations that divert the patient's attention from pain, can be effective in providing pain relief.
These techniques can help reduce the perception of pain.
Choice C rationale:
Heat therapy, such as the application of warm compresses or heating pads, is a non-pharmacological intervention that can provide pain relief.
Heat can help relax muscles, increase blood flow, and reduce pain, especially in cases of muscle or joint discomfort.
Choice D rationale:
Cold therapy is not typically used for pediatric patients experiencing pain.
While cold therapy can be effective for certain conditions, such as reducing inflammation and swelling, it may not be as well-tolerated by children.
Choice E rationale:
Massage therapy is another non-pharmacological intervention that can help relieve pain in pediatric patients.
Massage can promote relaxation, improve circulation, and reduce muscle tension, leading to pain relief.
These interventions offer a comprehensive approach to pain management in pediatric patients, taking into account individual preferences and the nature of the pain.
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