Premenstrual dysphoric disorder (PMDD) is characterized by:
a. mood swings.
b. irritability.
c. depressed mood.
d. physical symptoms.
e. All of the above
e
Nutritional Science
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Night blindness is due to a lack of
A. vitamin A. B. vitamin B12 (cobalamins). C. vitamin C. D. vitamin D. E. vitamin B1 (thiamine).
Nutritional Science
Which of the following substances is usually one of the limiting amino acid in foods, particularly those of plant origin?
A. Asparagine B. Phenylalanine C. Leucine D. Threonine
Nutritional Science
Evaporative cooling is a mechanism
A. that is effective only in humid environments. B. for maintaining appropriate body temperature. C. that increases during dehydration. D. that requires no water replacement.
Nutritional Science
What vitamin is involved intensively in amino acid metabolism?
a. Biotin b. Vitamin A c. Vitamin B6 d. Riboflavin
Nutritional Science