People on a vegetarian diet have difficulty in obtaining an adequate intake of which substance?
A) complex carbohydrates
B) vitamin B-12
C) folate
D) dietary fiber
B) vitamin B-12
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The endocrine system is a collection of ___________ that secrete ___________ directly into the bloodstream.
Fill in the blank(s) with the appropriate word(s).
T.S. is a 20-year-old woman, 5'6'', 112 lbs, who exercises daily because she feels she must lose extra body fat
Is there anything to worry about? Is this woman ill? What are the consequences of not treating this? What is the prognosis?
Probably the best-known vitamin deficiency disease, caused by a lack of vitamin C in the diet, is
A. beriberi. B. anemia. C. gingivitis. D. scurvy.
Which of the following drugs would be given to an infected person and his or her partner after chlamydia is diagnosed?
A. antivirals B. antihistamines C. antifungals D. antibiotics