Define confounding factors. List possible confounding factors in an epidemiological study
Confounding factors are "hidden" factors or characteristics that are distributed differently in the study and control groups and may cause an association that the researchers attribute to other factors. Possible confounding factors include: age, gender, race, ethnicity, and dietary or lifestyle factors.
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Describe the partial colectomy procedure. How does this change the function of the gastrointestinal tract?
What will be an ideal response?
Calcium, phosphorus, magnesium, and fluoride mainly serve as structural components of
A. bones and teeth. B. the central nervous system. C. hair and fingernails. D. the skin.
Examine the Nutrition Facts panel for pita chips. 
If Jacob eats a bowl of 18 chips, how many grams of fat will he consume?
A. 6 grams B. 5 grams C. 10 grams D. 40 grams
Which of the following is a noncarbohydrate component of dietary fibers?
A. lignin B. glycogen C. cellulose D. pectin