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Questions and Answers
What is the primary function of acute pain according to the withdrawal reflex?
What is the primary function of acute pain according to the withdrawal reflex?
- To persist long after recovery from an injury
- To result from inflammation or nerve injury
- To induce unconscious activity in sense receptors
- To serve as an important protective mechanism (correct)
What is the key distinction between nociception and pain?
What is the key distinction between nociception and pain?
- Nociception is an unconscious activity, while pain is a conscious experience (correct)
- Nociception is a type of chronic pain, while pain is acute
- Nociception is an emotional experience, while pain is sensory
- Nociception is a conscious activity, while pain is unconscious
What type of pain is often refractory to common analgesic agents?
What type of pain is often refractory to common analgesic agents?
- Inflammatory pain
- Pathologic pain (correct)
- Acute pain
- Physiologic pain
What is the term for pain that serves as an important protective mechanism?
What is the term for pain that serves as an important protective mechanism?
What is the primary cause of neuropathic pain?
What is the primary cause of neuropathic pain?
According to the IASP definition, what is the primary characteristic of pain?
According to the IASP definition, what is the primary characteristic of pain?
What is the term for pain that persists long after recovery from an injury?
What is the term for pain that persists long after recovery from an injury?
What is the primary characteristic of hyperalgesia?
What is the primary characteristic of hyperalgesia?
What is the primary mechanism by which bradykinin contributes to inflammatory pain?
What is the primary mechanism by which bradykinin contributes to inflammatory pain?
What is the role of prostaglandin E2 in pain sensation?
What is the role of prostaglandin E2 in pain sensation?
What is the primary mechanism by which injured tissues release chemicals that contribute to inflammatory pain?
What is the primary mechanism by which injured tissues release chemicals that contribute to inflammatory pain?
What is the significance of histamine in the context of pain sensation?
What is the significance of histamine in the context of pain sensation?
What is the primary characteristic of allodynia?
What is the primary characteristic of allodynia?
What is the primary mechanism by which serotonin contributes to inflammatory pain?
What is the primary mechanism by which serotonin contributes to inflammatory pain?
Why do aspirin and other NSAIDs alleviate pain?
Why do aspirin and other NSAIDs alleviate pain?
What is the main difference between superficial and deep or visceral pain?
What is the main difference between superficial and deep or visceral pain?
Why is deep pain often poorly localized?
Why is deep pain often poorly localized?
What is the result of muscle spasms caused by injuries to bones, tendons, and joints?
What is the result of muscle spasms caused by injuries to bones, tendons, and joints?
Where are the cell bodies of visceral afferent fibers located?
Where are the cell bodies of visceral afferent fibers located?
Which of the following nerves carries visceral afferent fibers?
Which of the following nerves carries visceral afferent fibers?
What is the characteristic of visceral pain receptors?
What is the characteristic of visceral pain receptors?
Which nerve is responsible for relaying touch and proprioception from the head?
Which nerve is responsible for relaying touch and proprioception from the head?
What is the characteristic clinical picture caused by a functional hemisection of the spinal cord?
What is the characteristic clinical picture caused by a functional hemisection of the spinal cord?
Which tract is responsible for transmitting discriminative touch, vibration, and proprioception below the level of the lesion?
Which tract is responsible for transmitting discriminative touch, vibration, and proprioception below the level of the lesion?
What is the effect of damage to the spinothalamic tract?
What is the effect of damage to the spinothalamic tract?
What is the result of damage to the corticospinal tract?
What is the result of damage to the corticospinal tract?
What is often necessary after spinal trauma?
What is often necessary after spinal trauma?
What can cause a Brown-Sequard syndrome?
What can cause a Brown-Sequard syndrome?
What is the primary mechanism by which corticosteroids decrease inflammation in brown-sequard syndrome?
What is the primary mechanism by which corticosteroids decrease inflammation in brown-sequard syndrome?
What is the role of the amygdala in stress-induced analgesia?
What is the role of the amygdala in stress-induced analgesia?
What is the likely source of norepinephrine release in stress-induced analgesia?
What is the likely source of norepinephrine release in stress-induced analgesia?
What is the primary goal of physical therapy in treating brown-sequard syndrome?
What is the primary goal of physical therapy in treating brown-sequard syndrome?
What is the term for the phenomenon where soldiers wounded in battle feel no pain until after the battle is over?
What is the term for the phenomenon where soldiers wounded in battle feel no pain until after the battle is over?
What is the likely role of 2-arachidonoylglycerol and anandamide in stress-induced analgesia?
What is the likely role of 2-arachidonoylglycerol and anandamide in stress-induced analgesia?
What is the primary benefit of administering corticosteroids soon after the onset of a spinal cord injury?
What is the primary benefit of administering corticosteroids soon after the onset of a spinal cord injury?
What is the likely outcome of inadequate physical therapy in treating brown-sequard syndrome?
What is the likely outcome of inadequate physical therapy in treating brown-sequard syndrome?
What is the primary mechanism by which corticosteroids reduce pain in brown-sequard syndrome?
What is the primary mechanism by which corticosteroids reduce pain in brown-sequard syndrome?
What is the likely outcome of untreated stress-induced analgesia?
What is the likely outcome of untreated stress-induced analgesia?
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