Grade 9 - Sense Organs

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Grade 9 - Sense Organs
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Grade 9 - Sense Organs

  1. 1. awan
  2. 2. Oval window
  3. 3. Ossicles (malleus, incus, stapes) To deliver vibration from the eardrum to the oval window Pinna Catch vibration from surroundings Ear canal To deliver vibration from the surroundings to the eardrum Eardrum Concreting vibration and delivering vibration to the ossicles
  4. 4. Eustachian Equalizes the air pressure in the middle ear with the atmosphere 3 Semicircular canals Give us our sense of balance Cochlea To accept vibration and to deliver vibration to Auditory nerve Auditory nerve To accept impuls from Cochlea to the brain
  5. 5. Heat  Ruffini Touch  Meissner Pain  free nerve endings Cold  Krause Pressure  Pacini

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