Ear storyboard
Storyboard Text
- Slide: 1
- Today i am going to teach on the topic : The Human ear
- Slide: 2
- The outer part of the Human ear is located at the both sides of the head
- Ears helps us to hear sounds around us .
- Slide: 3
- Structure of human ear
- The Pinna, a flap of skin and cartilage collect sound waves and funnel them into the ear canal
- The Auditory ossicles are small bones that carry the vibrations from the eardrum to the cochlea. They amplify the vibrations . These bones are called the hammer, the anvil , and the stirrup .
- Slide: 4
- Sound waves that travel through the ear canal makes the eardrum vibrate
- The eardrum is the soft membrane that separates the inner ear and outer ear
- The outer ear canal is the tube that connects the pinna to the Eardrum
- Slide: 5
- The cochlea is a spiral shaped chamber that is filled with liquid and lined with hairs. It converts the vibrations into electrical signals .
- The Auditory nerve connects the cochlea to the brain. It caries the electric signals to the brain
- Slide: 6
- For this we have hearing aids.....
- As our ears plays an important role.... but what if someone loses their hearing?
- A Hearing aid is a device used to help people who have a hearing loss. Hearing aids can fit on or in the ear and will amplify sound using electronics
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