For this assignment, write a short paper (maximum 1 page), addressing the following questions, based on the Ted Talk on olfaction watched in class (link provided below).
The paper should discuss the following points:
1) What are some of the ways humans use smell?
a) What kinds of things do we smell (give examples)?
b) What kind of information do we get from smells in the environment (give examples)?

2) What are natural odors comprised of?
a) What is an odor object?
b) What is pattern recognition?
c) What is a labelled line system? Is this a good way for a sensory system to sense and perceive information? Why or why not?