Part one of term paper
The ear is the organ of hearing and balance in vertebrates. The ear converts sound waves in the air, to nerve impulses which are sent to the brain, where the brain interprets them as sounds instead of vibrations. The innermost part of the ear maintains equilibrium or balance. The vestibular apparatus contains semicircular canals which in t ...

Part two of term paper
... of elastic cartilage, that sticks out from the side of the head. It acts like a funnel catching sound and sending it to the middle portion of the ear. The middle portion contains the ear drum and the connection between the pharynx and the drum, the Eustachian tube. The inner ear contains the sensory receptors for hearing which are enclosed in a fluid filled chamber called the cochlea. The outer and middle ears purposes are only to receive and amplify sound. Those parts ofd the ear are only ...