A burn in which all layers of skin are affected, including the fat layer, is classified as a:

a. first-degree burn.
b. second-degree burn.
c. third-degree burn.
d. fourth-degree burn.


Answer: c. third-degree burn.

Nutritional Science

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As compared to when you are at rest between meals, when you have eaten a meal, a ____________ proportion of your blood goes to your digestive system.

a) smaller b) the same c) greater

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In the model presented in your text, environmental and socioeconomic characteristics are categorized as ____ conditions

a. living b. focal c. individual d. community

Nutritional Science

Vitamin C has an RDA of 75 mg for females ages 51-70. This indicates:

a. nutrient value estimated to meet the needs of half of healthy people b. average amount of vitamin C adequate to meet needs of 97-98% of healthy people c. used when a RDA cannot be determined d. the upper limit of a nutrient that should not present risk of negative health effects

Nutritional Science

Which is an example of a factor that contributes to lower esophageal sphincter incompetence?

a. renal artery stenosis b. increased secretion of aldosterone c. cardiomyopathy d. cigarette smoking e. increased secretion of cortisol

Nutritional Science