1. How could life be different if human beings had a lower
absolute threshold for the sense of sound? How about a higher
absolute threshold for taste? Seeing, Hearing, and
Smelling the World
This is an excellent web site with explorations of such
topics as color vision movement perception, signals from a hair
cell, locating a mouse by its sounds the mystery of smell, and
much more. 2. If cones give us the best visual acuity, what is the
advantage of having rods as well?
Webvision
This site provides extensive coverage of the human eye with
extraordinary graphics and detailed discussions. 3. Juan and Patrick are close friends. Juan hears normally,
but Patrick is totally deaf. How might this difference in the way
they experience life influence their friendship?
Auditory Educational
This site provides interactive tutorials, demonstrations,
and research that cover everything from the basic anatomy of
the ear to auditory perception. 4. In what ways is the experience of pain both a
psychological and a physical event? The
International Association for the Study of Pain
This site provides extensive links to other sites that
cover all aspects of pain, including pediatric pain, chronic
pain, pain treatment, and more. 5. Why do you think some people love the smell of coffee,
but other people dislike it?
Taste and Smell
Learn more about the senses of taste and smell. Includes
diagrams. | 
2002 McGraw-Hill Higher Education