Nutrition Science and Everyday Application - beta v 0.1

126 ALICE CALLAHAN, PHD, HEATHER LEONARD, MED, RDN, AND TAMBERLY POWELL, MS, RDN
system, we’ll also consider some common ways that it can go awry, resulting in disorders
and discomforts of the digestive tract or adverse reactions to certain foods.
Unit Learning Objectives
After completing this unit, you should be able to:
1. Define and describe the levels of structural organization of the human body—from atoms and
molecules to the whole organism—including the basic characteristics of cells and the organ systems.
2. Understand how photosynthesis is the pathway to glucose production and describe the relationship
between photosynthesis in plants and energy metabolism in the human body.
3. Identify and briefly describe the functions of the organs of the gastrointestinal tract, and discuss the
five fundamental activities of digestion, giving an example of each.
4. Describe several common disorders and discomforts of the GI tract, including their causes, symptoms,
and approaches to treatment.
5. Describe food intolerances, food allergies, and celiac disease, including the different causes,
symptoms, and treatments for each condition.
Image Credits:
“Take a bite out of fall” by Patrick Fore on Unsplash (license information)