4:21 - the other senses Flashcards
what can human touch communicate?
emotions
there is a mix of distinct skin senses for…
pressure, warmth, cold, and pain. these senses combine to form certain feelings, such as hotness.
pain is reflected by…
both bottom-up and top-down sensations/processes
nociceptors
sensory receptors that detect hurtful temperatures, pressures, or chemicals
gate-control theory
the spinal cord contains a neurological “gate” that blocks pain signals or allows them to pass onto the brain.
pain diminishes when we’re distracted by something else because…
we’re soothed by the release of endoprhins
which parts of pain do we remember?
the peak pain and how much pain was at the end.
when pain is longer it is perceived as less painful after its over because…
we become desensitized
perception of pain is biopsychosocial
this means it relies on cultural norms
given a placebo while in pain…
causes the brain to release natural pain-killing chemicals
what are the basic sensations of taste and what do they indicate?
- sweet - energy source
- salty - sodium essential to psychological processes
- sour - potentially toxic acids
- bitter - potential poisons
- umami - proteins to grow/repair tissues
what do the pores in taste buds do?
they catch food chemicals
where do attractions to smells come from?
formed associations
odors evoke…
feelings and memories
kinesthesia
system for sensing the position & movement of individual body parts
