Pharmacological Treatment of Pain Quiz
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Questions and Answers

What is the mechanism of action of acetaminophen?

  • Inhibits COX-2 in the CNS
  • Enhances prostaglandins in the brain
  • Inhibits COX-1 in the periphery
  • Inhibits COX-1 in the CNS (correct)

Which opioid receptor subtype do codeine and morphine primarily act on?

  • Delta-receptor
  • Sigma-receptor
  • Mu-receptor (correct)
  • Kappa-receptor

What is a common side effect associated with opioids?

  • Mydriasis
  • Miosis (correct)
  • Hypertension
  • Hyperactivity

How does lidocaine produce its pharmacological effect?

<p>Blocking voltage-gated Na+ channels (C)</p> Signup and view all the answers

Which local anesthetic acts as an agonist at TRPV1 receptors?

<p>Capsaicin (C)</p> Signup and view all the answers

Which antidepressant drug blocks the uptake of serotonin and norepinephrine?

<p>Amitriptyline (D)</p> Signup and view all the answers

How does carbamazepine work as an anticonvulsant?

<p>Preventing action potential by Na+ channel blockade (A)</p> Signup and view all the answers

'Capsaicin' is used for the management of which type of pain?

<p>'Capsaicin' is used for managing neuropathic pain. (D)</p> Signup and view all the answers

'Gabapentin' has what effect on presynaptic N, L, P/Q-type voltage-gated Ca2+ channels?

<p>'Gabapentin' inhibits these channels. (A)</p> Signup and view all the answers

'Ketamine' is primarily used for which therapeutic purpose?

<p>'Ketamine' is primarily used for general anesthesia and neuropathic pain. (C)</p> Signup and view all the answers

What is the definition of pain according to the 2020 revised definition by the International Association for the Study of Pain (IASP)?

<p>An unpleasant sensory and emotional experience associated with actual or potential tissue damage (C)</p> Signup and view all the answers

Which chemical mediator of pain is released after tissue trauma and contributes to augmented sensitivity to stimuli in the area surrounding an injury?

<p>Prostaglandins (C)</p> Signup and view all the answers

What type of pain is associated with a maladaptive response to damage or disease of the somatosensory nervous system?

<p>Neuropathic pain (D)</p> Signup and view all the answers

Which drug class is commonly used for treating neuropathic pain due to its action on the central and/or peripheral disorder of pain modulation?

<p>Antidepressants (C)</p> Signup and view all the answers

Which term describes exaggerated sensitivity to stimuli in the area surrounding an injury?

<p>Hyperalgesia (D)</p> Signup and view all the answers

Which drug is commonly used to treat nociceptive pain associated with inflammatory, ischemic, infectious, or mechanical injury?

<p>Ibuprofen (B)</p> Signup and view all the answers

What kind of injury or disease typically leads to nociceptive pain?

<p>Threats or results from bodily tissue damage (D)</p> Signup and view all the answers

What term best describes pain that occurs in the absence of active noxious stimulus?

<p>Allodynia (A)</p> Signup and view all the answers

What is the primary difference between nociceptive and neuropathic pain?

<p>Nociceptive pain is associated with inflammatory conditions, while neuropathic pain involves damage or disease of the somatosensory nervous system. (C)</p> Signup and view all the answers

What is the primary mechanism of action for non-steroidal anti-inflammatory drugs (NSAIDs)?

<p>Inhibiting cyclooxygenase (COX) enzymes to decrease prostaglandin production (D)</p> Signup and view all the answers

What is the main difference between the mechanisms of nociceptive and neuropathic pain?

<p>All of the above (D)</p> Signup and view all the answers

Which of the following is a characteristic of COX-1 enzymes?

<p>Responsible for producing prostaglandins involved in mucosal protection and platelet aggregation (D)</p> Signup and view all the answers

Which of the following statements about aspirin is true?

<p>It is used for the reduction of risk of myocardial infarction and transient ischemic attack (B)</p> Signup and view all the answers

Which of the following is a chronic pain disorder classified as neuropathic pain?

<p>Trigeminal neuralgia (D)</p> Signup and view all the answers

What is the primary difference between the mechanisms of action of aspirin and ibuprofen?

<p>Aspirin irreversibly inhibits COX enzymes, while ibuprofen competitively inhibits them (C)</p> Signup and view all the answers

What is the primary function of COX-2 enzymes?

<p>Producing prostaglandins in response to inflammatory stimuli (A)</p> Signup and view all the answers

Which of the following is a potential side effect associated with non-selective NSAIDs?

<p>All of the above (D)</p> Signup and view all the answers

Which of the following is an example of a mixed chronic pain disorder?

<p>Fibromyalgia (A)</p> Signup and view all the answers

What is the primary function of COX-3 enzymes?

<p>Serving as a target for acetaminophen (D)</p> Signup and view all the answers

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