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3.6 End-of-Chapter Exercises

It’s Your Turn

  1. Summarize the organization of the human body in a flow chart.
  2. Determine how many calories you ate of a particular food yesterday and calculate the percent of calories that came from carbohydrates, protein, and fat.
  3. Watch the video on celiac disease at http://visibleproductions.com/index.php?page=asset_detail&asset_id=vpl_0458_001 and summarize how this ailment leads to decreased nutrient absorption.

Apply It

  1. Draw a flow chart that summarizes the steps of digestion that take place in each organ of the digestive system.
  2. Calculate the calories derived from protein, fats, and carbohydrates from five different foods you often eat.

  3. After watching the video on GERD, list the potential consequences of GERD.

    Understanding GERD (GERD #1)

    (click to see video)

Expand Your Knowledge

  1. Find out how fat supports brain function and protects nerves by visiting the following website: http://www.fi.edu/learn/brain/fats.html. Now look at these other websites to see how too much of the wrong kind of fats may be bad for the brain, while other types of fat are good for the brain.

    http://archneur.ama-assn.org/cgi/content/full/60/2/194

    http://www.sciencedaily.com/releases/2007/12/071210163251.htm

    http://www.webmd.com/alzheimers/news/20070418/omeg-3-fatty-acid-slows-alzheimers.

    Discuss how a balanced fat intake that contains “good fats” helps optimize brain function and prevent diseases such as Alzheimer’s.

  2. Estimate the total number of kilocalories that you have eaten so far today. What percentage of the kilocalories you consumed was obtained from carbohydrates, protein, and fat? Compare the percentage of calories from carbohydrates, protein, and fat that you consumed to their Acceptable Macronutrient Distribution Ranges.
  3. On your next trip to the grocery store, pretend you have a child with a peanut allergy and determine which foods you need to avoid purchasing to prevent your child from having an allergic response.