When considering the digestion and absorption of proteins, it is important to know that:
a. proteins are broken down into individual amino acids and absorbed by all intestinal cell absorption sites at an equal rate.
b. larger peptide molecules must be completely broken down into amino acids to be absorbed into the bloodstream from the intestine.
c. cells in the small intestine absorb different types of amino acids at separate absorption sites, which causes competition by similar amino acids at these absorption sites.
d. amino acids need a carrier in the bloodstream because they do not transport very well alone.
e. protein digestion and absorption requires simultaneous ingestion of some form of carbohydrate.
c
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Haley, a 34-year-old single female, weighs 210 pounds, is 5?8? tall and has a medium frame. The physician asks you to assist Haley in planning a diet that will allow her to lose 1 to 2 pounds per week. As you discuss Haley's diet with her, you determine that her typical diet consists of these foods: two pieces of bacon, two eggs, one slice of cheese on one biscuit with 8 oz of 2% milk for
breakfast; 4 oz hamburger on a bun, one cup of fries, 32 oz of cola for lunch; two slices of a 12-inch loaded pizza, two cups of salad with 2 tbsp of ranch dressing, 32 oz sweet tea for dinner; and snacks of 6 oz lite yogurt, 1 oz of chips, 1 oz of pretzels, and diet cola throughout the day. Haley requests a list of snacks she can use during her exercise period or when on break. Devise a list of high-energy, low-calorie, nutritious drinks or snacks. Include the caloric content of each.
According to the U.S. Department of Agriculture, Americans consumed more ________ in 2010 than in 1970.
A. cheese B. eggs C. whole grains D. red meat
Chase is an athlete who weighs 90 kg. He should consume ________ g of protein daily.
A. 108 to 180 B. 78 to 140 C. 85 to 110 D. 95 to 115
Which of the following is NOT a factor that indicates an infant is ready to accept solid foods?
A) The infant's tongue extrusion reflex has begun to abate. B) The infant has high stores of iron. C) The infant is at least six months old. D) The infant can sit up with or without support.