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April/May 2016 Teacher's Guide for
Chemistry Helps Athlete Keep Moving
Table of Contents

About the Guide

Teacher’s Guide editors William Bleam, Regis Goode, Barbara Sitzman and Ronald Tempest created the Teacher’s Guide article material. E-mail: bbleam@verizon.net

Susan Cooper prepared the anticipation and reading guides.
Patrice Pages, ChemMatters editor, coordinated production and prepared the Microsoft Word and PDF versions of the Teacher’s Guide. E-mail: chemmatters@acs.org
Articles from past issues of ChemMatters can be accessed from a DVD that is available from the American Chemical Society for $42. The DVD contains the entire 30-year publication of ChemMatters issues, from February 1983 to April 2013.
The ChemMatters DVD also includes Article, Title and Keyword Indexes that covers all issues from February 1983 to April 2013.
The ChemMatters DVD can be purchased by calling 1-800-227-5558.
Purchase information can be found online at www.acs.org/chemmatters.

Student Questions

(taken from the article)

Chemistry Helps Athlete Keep Moving

    1. Why did Chandler’s parents agree to have his leg amputated when he was just 18 months old?

    2. Why are a prosthetic leg and foot separate, instead of making one prosthetic leg/foot combination?

    3. Who paid/pays for Chandler’s prosthetic legs?

    4. List three requirements for a prosthetic leg, to ensure it will last.

    5. List the properties of silicone elastomers that make them suitable for use as the liner for a prosthetic limb.

    6. What are these silicone polymers made of?

    7. What property makes titanium biocompatible?

    8. What are the properties of carbon fibers, and what effect do these properties have on Chandler’s prosthetic foot?

    9. Describe the results of the two heating processes, the first at 300 oC and the second at 400–600 oC, using polyacrylonitrile to make carbon fibers.

    10. What is done to the carbon fibers manufactured according to the above process to make them a strong material?

    11. Describe osseointegration.

    12. Considering all the benefits of an implant mentioned in the article, was this type of prosthetic leg the best option for Chandler’s situation? Why or why not?

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