The nervous system

Adjunto:

• Organs and senses

1. The senses
   1. Sight
      1. EYES
         1. Protection
            1. Eyelids
               1. Eyelashes
                  1. Eyebrows
         2. Sight
            1. Pupil
               1. Iris
                  1. Retina
   2. Taste
      1. TONGUE
         1. It has taste buds
            1. Identify tastes
               1. Sweet
               2. Sour
               3. Bitter
               4. Salty
   3. Hearing
      1. EARS
         1. Outer ear
            1. Middle ear
               1. Inner ear
                  1. Cochlea
               2. Eardrum
               3. Three small bones
         2. We hear sounds
            1. Quiet
               1. Low
                  1. Loud/Noisy
   4. Smell
      1. NOSE
         1. Air goes through the nostrils
            1. To the olfactory nerve
   5. Touch
      1. SKIN
         1. It covers all the body
            1. We can feel
               1. Hot/Cold
                  1. Hard/Soft
                     1. Smooth/Rough
   6. They give us information about the world around us
   7. They send the information through the NERVES to
2. The brain
   1. Controls functions of the body
      1. breathing
      2. moving
      3. eating
      4. heart beating