Steroid trends.In "The Incredible Bulk" (p. 18), you learned about the dangers of using steroids steroids, class of lipids having a particular molecular ring structure called the cyclopentanoperhydro-phenanthrene ring system. Steroids differ from one another in the structure of various side chains and additional rings. . Below is a chart showing the percentage of U.S. students who reported using anabolic steroids Anabolic steroids A group of drugs derived from the male sex hormone testosterone, most commonly prescribed to promote growth or to help the body repair tissues weakened by severe illness or aging. Some anabolic steroids are given as appetite stimulants. . Use the information in the chart to complete the sections that follow. A. Graph graph, figure that shows relationships between quantities. The graph of a function y=f (x) is the set of points with coordinates [x, f (x)] in the xy-plane, when x and y are numbers. It! On a separate piece of paper, use the above data to construct the following: 1. A bar graph showing the percentage of 8th and 10th graders who reported having used steroids during a given year. 2. A double-line graph showing the percentage of 8th and 10th graders between 1995 and 2004 who reported having used steroids at least once in their lifetime. Hints: Use a different color to represent each grade level. Label the x-axis See x-y matrix. as the year, and the y-axis See X-Y matrix. as the percent of students reporting use of anabolic steroids. B. Analyze an·a·lyze v. 1. To examine methodically by separating into parts and studying their interrelations. 2. To separate a chemical substance into its constituent elements to determine their nature or proportions. 3. the Data 1. In which year did the highest percentage of 8th graders report having tried steroids at least once in their lifetime? 2. According to according to prep. 1. As stated or indicated by; on the authority of: according to historians. 2. In keeping with: according to instructions. 3. the data, between which years did the annual anabolic steroid use Anabolic Steroid Use Definition Anabolic steroids are drugs containing hormones, or hormone-like substances, that are used to increase strength and promote muscle growth. for 10th graders decrease the most? What was the percentage decrease? 3. Compare the percentage of 8th and 10th graders who reported having tried steroids at least once in their lifetime. In which year was there an unusual trend? Explain. Take It Further Divide a sheet of paper into two columns. In the left column, list reasons why someone might think about using steroids. In the right column, list arguments against using steroids. ANSWERS 1. In 2000, the highest percentage of 8th graders in the U.S. reported to have tried steroids at least once in their lifetime. 2. The greatest decrease in annual anabolic steroid use for 10th graders occurred between 2002 and 2003. The percentage difference was 0.5 percent. 3. Usually, a higher or the same percentage of 10th graders compared to 8th graders report trying steroids at least once in their lifetime. But in 1998, the percentage of 8th grade users was higher.
Percentage of Students Who Reported Using Steroids
8th Graders
Year Annual * Lifetime *
1995 1.0 2.0
1996 0.9 1.8
1997 1.0 1.8
1998 1.2 2.3
1999 1.7 2.7
2000 1.7 3.0
2001 1.6 2.8
2002 1.5 2.5
2003 1.4 2.5
2004 1.1 1.9
10th Graders
Year Annual Lifetime
1995 1.2 2.0
1996 1.2 1.8
1997 1.2 2.0
1998 1.2 2.0
1999 1.7 2.7
2000 2.2 3.5
2001 2.1 3.5
2002 2.2 3.5
2003 1.7 3.0
2004 1.5 2.4
SOURCE: NATIONAL
INSTITUTE ON DRUG
ABUSE
* "Annual" refers to using
steroids at least once
during that year. "Lifetime"
refers to using steroids at
least once during a
respondent's lifetime.
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