11.4 Touch Flashcards
pressure, pain, hot, cold can be felt and we are more sensitive to unexpected stimuli
touch
detects different types of pain: temperature, pressure, or chemical
nociceptors
theory that small fibers always sends pain signals but are blocked by large fibers which are the ones whose signals can be stimulated
gate-control theory
small fibers always
send pain signals
blocks the small fibers and are the ones that signal significant pain
large fibers
how pain signals are sent to the brain
PNS –> CNS –> brain
sometimes errors can occur and the brain creates 1. _______ pain from 2. ________ CNS signals
- nonexistent
2. misinterpreting
anticipation from a functioning body
phantom limb
what can make pain more less intense from person-to-person
psychological distractions, chemical influences, or genetic mutations
why are we more likely to feel pain if see others in pain
empathy and mirroring
pain can be controlled w/
drugs, surgery, acupuncture, placebos, distractions, exercise, hypnosis, and massage
impact of touch on cognitive preferences and judgement
embodied cognition
_____ can change the way you think or feel
touch
what are the five types of taste?
sweet, sour, salty, bitter, and umani
to distinguish flavor, what occurs?
sensory interaction occurs as taste is also coupled w/ texture + smell
