The+ear+and+eye

-The Ear The ear is separated into three parts, the outer ear, the middle ear and the inner ear. The outer ear is made up of: - The pinna: this collects vibrations - The auditory canal: is where vibrations travel down - The ear drum; recieves the vibrations and passes them on The middle ear is made up of: - The hammer: amplifies the vibrations - The anvil: moves the stirup - The stirrup: vibrates and moves the oval windoe - The oval window: is moves the cochlea The inner ear is made up of: - The cochlea: uses fluids and hairs to send impulses to the brain - The auditory nerve: links the cochlea to the brain __The Eye___ The main parts of the eyes are: - cornea: its the most powerful lens in the eyes system - pupil: the hole where light passes through - iris: it makes the pupil expand and contract - retina: its sends gathered light waves and converts them to electrical waves so it can be sent to the brain - cone cells: are receptors that absorbs colour which allows people to see colour - fovea: fovea is responsible for our ability to see in things in detail - optic nerve: connects the brain to the eye