What is the leading cause of iron-deficiency anemia in children?
A) Exposure to lead
B) Decreased iron absorption due to infection
C) Inadequate intake of dietary iron
D) Inadequate intake of dietary protein
C
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Click to select the body systems that are involved in regulation of digestion.
What will be an ideal response?
One good way to help insure a diet rich in vitamins is to consume at least ____ servings of fruits and vegetables a day
A) two B) three C) four D) five
Which of the following statements is FALSE regarding vitamin B12 during pregnancy?
A) The RDA for vitamin B12 doubles during pregnancy. B) Vitamin B12 absorption is very efficient during pregnancy. C) Vegan women are at risk for developing a vitamin B12 deficiency during this time. D) Vitamin B12 is easily obtained by consuming animal food sources.
Immunity that is specific for a particular antigen is called _____ immunity
a. adaptive b. innate c. systemic d. complementary