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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Patients who are taking prescribed anticlotting or blood-thinning medication need to consume adequate ________
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?