Which of the following accurately describes vitamin D from the sun?
a. Sunscreens with an SPF of 8 or higher increase vitamin D synthesis.
b. Only about one-half of the world’s population relies on sunlight to maintain adequate vitamin D nutrition.
c. Prolonged exposure to sunlight degrades the vitamin D precursor in skin, thus preventing vitamin D toxicity.
d. For someone living in Chicago, vitamin D stores from the summer months are usually sufficient to meet the needs during the winter.
e. Pigments in dark skins increase vitamin D synthesis.
Answer: C
You might also like to view...
Blood removes excess water and waste products from cells and brings these substances to the liver for excretion
Indicate whether the statement is true or false
The AMDR for total fat for older adults is
A) 15 to 30% of total energy. B) 10 to 25% of total energy. C) 5 to 20% of total energy. D) 20 to 35% of total energy.
Approximately how many grams of carbohydrate are in a sugar-sweetened beverage that supplies 200 kcals and contains no fiber, fat, protein, or alcohol?
A. 30 grams of carbohydrate B. 65 grams of carbohydrate C. 50 grams of carbohydrate D. 43 grams of carbohydrate
Discuss the differences between strength training and endurance training