How Animals See, Hear, Taste, Smell, and Feel Pamela Hickman. Kids Can Press, 1998. The Nose Knows Museum of Opthamology Back to Top Click on any of the vocabulary words below to hear them pronounced and used in a sentence. Shaped like a snail's shell, this part of the ear receives vibrations. A stretchy membrane, located at the end of the ear canal, that vibrates when it detects sound waves.
Sound waves strike the eardrum, sending vibrations to the middle ear.
The lens of the eye focuses light onto the retina. The nerve, located at the top of the inner nose, that sends odors to the brain. Odor chemicals from the air stimulate fibers of the olfactory nerve, sending impulses to the brain. The opening in the front of the eye that lets in light. The size of the pupil controls the amount of light entering the eye.