However, you are correct in describing the process of hearing and sound perception, which involves the precise transmission and processing of sound information in the auditory system. Let’s break down the process step-by-step:
1. Sound Collection: The auditory process starts with the outer newaudition ear collecting sound waves from the environment. The visible part of the outer ear, called the pinna, helps to capture sound and funnel it into the ear canal.
2. Sound Amplification and Transmission: The collected sound waves then travel through the ear canal and reach the middle ear. In the middle ear, the sound waves cause the eardrum (tympanic membrane) to vibrate. These vibrations are then transferred to three tiny bones in the middle ear: the malleus, incus, and stapes (commonly referred to as the hammer, anvil, and stirrup, respectively).
3. Inner Ear and Sound Conversion: The vibrations are amplified further by the three bones in the middle ear, and they are transmitted to the inner ear through the oval window, a membrane-covered opening. The inner ear contains the cochlea, which is a spiral-shaped, fluid-filled structure. The vibrations in the fluid of the cochlea cause tiny hair cells within it to bend.
4. Electrical Signal Generation: As the hair cells bend, they convert mechanical vibrations into electrical signals, essentially encoding the sound information in the form of neural impulses.