Real _______________ is a result of dysregulated feedback and increased production of RBCs by marrow, usually detected by abnormal erythropoietin levels.
Fill in the blank(s) with the appropriate word(s).
polycythemia
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Vitamins directly provide calories or energy to the body.
a. true b. false
Which of the following hormones or molecules increases the urge to eat??
A) ?leptin B) ?ghrelin C) ?adiponectin D) ?insulin
Six-month-old Leon has been breastfed exclusively since birth. Jacob, another 6-month-old infant has never been breastfed, so he consumes a commercial infant formula that's fortified with iron. Both babies are being cared for in their homes. Based on this information, which of the following statements are true?
A. Jacob is starting to develop iron deficiency. B. Leon has more intestinal infections than Jacob. C. Leon has fewer ear infections than Jacob. D. Jacob has fewer respiratory infections than Leon.
The Recommended Dietary Allowances (RDAs) for nutrients are ________.
A. designed to meet the nutrient needs of 97 to 98% of individuals in a specific life stage B. twice as high as almost everyone needs C. average requirements for a population D. the maximum amounts allowed for an average 70-kg man