Flashcards in Somatosensation Deck (13)
What temperatures do cold receptors work under?
What temperatures do hot receptors work under?
Nociceptors open to what types of stimuli?
heat > 45˚ C and capsaicin
Sensitization of what type of receptors causes hyperalgesia?
NSAIDs focus to reduce the release of what type of molecule?
What are TRP proteins?
non-specific cation channels that open to many different forms of stimuli
What is an itch?
a perception that isn't present
3 types of pain
1. acute nociceptive
Two types of nociceptive pain
-fast, sharp pain
-slow, non-well localized pain (C fibers)
Neuropathic pain pathophys
complex reorganization of neural pathways, pain even in absence of stimulus
Neuropathic pain: CNS or PNS?
both CNS and PNS
What is the cause of referred pain?
breakdown in parallel processing