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SENSES (Hearing (Is the sense that enable us to detect information about…
SENSES
Smell
Is the sense that enable us to detect thousands of different smells
It has three parts:
Nassal passages
Olfactory nerve
Olfactory cells
Touch
Is the sense that enable us to touch and feel things with our skin and dermis.
It has three parts:
Epidermis
Dermis
Nerve endings
Taste
Is the sense that enable us to detect thousands of different tastes
It has three parts:
Tastebuds
Gustatory nerves
Saliva
It also has different tastes:
Sour
Bitter
Sweet
Salty
Hearing
Is the sense that enable us to detect information about sounds
It has five parts:
Sound
Eardrum
Cochlea
Auditory canal
Auditory nerve
Step 1:Sound waves go into our ear and hit the eardrum.
Step 2:When the eardrum vibrates,it makes the small bones inside the ear vibrate too
Step3:The cochlea detect the vibrations and produce nerve impulses.The auditory nerve send these impulses to the brain and the brain interprets the information.
Sight
Is the sense that enable us to detect information about objets
It has six parts:
Iris
Pupil
Cornea
Lens
Retina
Optic nerve
