Unit 2 sensitivity and cordination sofia lucia and claudia s

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Unit 2 sensitivity and cordination sofia lucia and claudia s

  1. 1. BY SOFÍA NÚÑEZ, LUCÍA ORTEGA AND CLAUDIA SANCHEZ
  2. 2. Is anything you see, hear, touch, smell and taste. Can be :internal or external RECEPTORS Can be: internal or external RESPONSES Is the body ´s answer to a stimulus. Can be muscular and glandular
  3. 3. MUSCULAR RESPONSE EXTERNAL STIMULY
  4. 4. The eye is the organ of sight. It is made up of the eyeball and protected by the eyebrows, eyelids and eyelashes.
  5. 5. The nose is the organ of smell . The receptors of smell are in the pipiutary gland inside de nostrils
  6. 6. The ear is the organ of hearing. It has three parts: The outer ear The middle ear The inner ear.
  7. 7. The skin is the organ of touch . It is made up of three layers:  EPIDERMIS  DERMIS  HIPODERMIS
  8. 8. The tonge is the organ of taste. The receptors of taste are in the taste buds. There are taste buds around the tonge.
  9. 9. Nerve centres interpret the information and develop responses , forming the central nervous system.  It is made up of nerve centres and nerves.  Nerves transmit information , forming the pheripheral nervous system. 
  10. 10. Both the central and pheripheral nervous systemare are made up of specialised cells called neurons
  11. 11.  The brain produces a response in case of voluntary movements.  The spinal cord produces a response in case of involuntary movements.

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