Pain MCQ 6+

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• Regarding pain
  ক

  Nociceptive pain includes- Somatic

  খ

  visceral and inflammatory pain

  গ

  Neuropathic pain directly comes from nervous system disorder

  ঘ

  Functional neuropathic pain can be explained in fibromyalgia

  ঙ

  Somatic pain may be referred to other areas

  চ

  Visceral pain is modestly treated with acetaminophen
• Visceral pain is typical
  ক

  Perceived to be in the midline in the beginning

  খ

  Mediated via sympathetic nerve fibres

  গ

  Crampy

  ঘ

  Induced by injury

  ঙ

  Has very well-localized pain sensation
• Pain sensation
  ক

  Is received by naked nerve ending

  খ

  Increased by local rise of [K+]

  গ

  May be blocked by analgesics

  ঘ

  Finally terminates in the thalamus

  ঙ

  Is carried by dorsal lemniscal system
• Fast pain sensation
  ক

  Terminate in the somatosensory cortex

  খ

  Is received by the free nerve endings

  গ

  Is carried by anterior spinothalmic tract

  ঘ

  Is transmitted by type C fiber

  ঙ

  Receptor is sensitive to substance-P
• In the pain pathway
  ক

  The third order neuron projects from the thalamus

  খ

  The principal receptor is the Meissner's corpuscle

  গ

  The first order neuron is the pain receptor

  ঘ

  Perception occurs in the secondary cortex

  ঙ

  The postganglionic sympathetic neurons are primarily involved
• Chemicals sensitizing pain nerve ending are
  ক

  Serotonin

  খ

  Substance P

  গ

  Bradykinin

  ঘ

  Prostaglandin E2

  ঙ

  Enkephalin