senses and coordination

by (1980)
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Summary - senses and coordination

  • 1 responding to surroundings

  • All sense organs join to form the...?
    sensory system
  • Which two sense organs does your ear contain?
    hear and balance
  • The skin contains organs that produce the sense of what?
    touch
  • On what does the sense you feel depend?
    the tupe of receptors in your skin
  • Which receptors does your skin have?
    cold and heat receptors, receptors for touch and pressure
  • Where do heat receptors respond to?
    anthing touching the skin that is warmer
  • What do cold receptors respond to?
    anything touching the skin that is colder
  • Where do touch receptors respond to?
    respond to light pressure on your skin, they inform you about the texture
  •  Where do pressure receptors respond to?
    to heavy pressure  and are located deep inside the skind
  • What is a sense organ?
    an organ tha responds to information from the surrounndings
  • What is such information from the surroundings called?
    stimulus
  • What do sense organs contain?
    sensory cells
  • To what are sensory cells connected?
    nerves
  • What happens when sensory cells collect stimuli?
    they translate this information into impulses
  • What are impulses?
    electric signals that travel to the brain along nerves
  • What is the threshold value?
    The lowest intensity of a stimulus that can cause an impulse to be generated
  • What is light called?
    the adequate stimulus ffor the sensory cells in your eyes
  • What is the adequate stimulus?
    It is the kind of stimulus a sensory cell is sensitive to. The threshold calue of the sensory cell is low for this type of stimulus.
  • What is habituation?
    – Habituation: if a sensory cell is repeatedly exposed to a certain stimulus for a long period, the response to the stimulus will decrease.
  • What does play a role as well in influencing the threshold value?
    motivation
  • Of what is the nervous system made up?
    central nervous system and the nerves.
  • Where does the central nervous system consists of ?
    the brain and the spinal cord
  • What do the nerves do?
    They connect all body parts to the central nervous system
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Voorbeelden van vragen in deze samenvatting

All sense organs join to form the...?
1
Which two sense organs does your ear contain?
1
The skin contains organs that produce the sense of what?
1
On what does the sense you feel depend?
1
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