👉 A theridian or hypotrochoid, typically found in the middle ear, which is a structure that connects the inner ear and the outer ear. This structure helps regulate hearing by directing sound waves to the cochlea, which is responsible for hearing.
👉 A theridian or hypotrochoid, typically found in the middle ear, which is a structure that connects the inner ear and the outer ear. This structure helps regulate hearing by directing sound waves to the cochlea, which is responsible for hearing.
