Internet Activities

Olfactory Connection
(http://www.frontiercoop.com/aromatherapy/noseknows.html)

Odors are perceived through thousands of olfactory nerves in our nostrils, which contain bundles of highly sensitive nerve cells.
Question: A. In what way are olfactory nerve cells different than other nerve cells?
B. Briefly explain how the limbic system of the brain is associated with the sense of smell.

Bone Disorders
(http://www.osteo.org/hear.html)

Bone disorders such as Paget's disease or osteoporosis can cause hearing loss. The anatomy of the inner ear bones are discussed. The effects of bone disease are related to an overlooked symptom of hearing loss.
Question: What are the three primary types of hearing impairment?

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