The amount of an essential oil absorbed through the skin depends on the particular oil and its constituents. Although estimates vary widely, and scientific data is sparse, one can make the practical assumption that the average absorption of a dose applied to intact skin will be:
A. only about 5 %
B. at least 25 %
C. about 90 %
D. less than 50 %
Ans: D. less than 50 %
Nutritional Science
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Phenylketonuria is treated by limiting:
A) all amino acids. B) tryptophan. C) tyrosine. D) phenylalanine.
Nutritional Science
Paralytic shellfish poisoning is caused by ingesting certain types of shellfish that have been contaminated with neurotoxins produced by dinoflagellates
Indicate whether the statement is true or false
Nutritional Science
The release of which of the following hormones is signaled when the stomach is distended?
A) leptin B) ghrelin C) thyroid hormone D) cholecystokinin
Nutritional Science
The Special Supplemental Nutrition Program for Women, Infants, and Children (WIC) was authorized in ____
a. 1952 b. 1966 c. 1972 d. 1985
Nutritional Science