Why would vitamin A deficiency cause eye infection and blindness?
a. vitamin A maintains epithelial tissues
b. the mucus secreting cells damage the surface of the eye.
c. keratin-producing cells decrease immune function
d. the hard, dry surface protects normal epithelium
Ans: a. vitamin A maintains epithelial tissues
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A. vitamin K B. vitamin C C. vitamin A D. vitamin D
Why do the elderly sometimes use complementary alternative medicine? What are some benefits and risks?
What will be an ideal response?
A patient with liver disease needs adjustments in the intake of:
a. protein, fat and sodium b. protein, fluids, sodium c. protein, calories, sodium d. fluids, calories, fat
How often are Healthy People documents published?
a. Every year b. Every 3 years c. Every 5 years d. Every 10 years