Which of the following are the first to defend the body tissues against microbes that have penetrated the outermost barrier?
a. phagocytes
b. antigens
c. T-cells
d. B-cells
e. skin cells
a
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Just as the physical examination is the cornerstone of medical assessment, _______________ provides the foundation for the nutrition care process
Fill in the blank(s) with correct word
Deficiency symptoms of pinpoint hemorrhages under the skin, bleeding gums, and joint pain are related to the role of vitamin C in
A. carnitine synthesis. B. antioxidant reactions. C. collagen synthesis. D. neurotransmitter synthesis.
What are the observed effects of sleep deprivation on leptin and ghrelin?
a. Leptin and ghrelin both increase b. Leptin and ghrelin both decrease c. Leptin decreases while ghrelin increases d. Leptin increases while ghrelin decreases e. Sleep deprivation only affects leptin and gherlin in very elderly or unhealthy individuals.
Since the opening of the twentieth century, the average life expectancy in the U.S. has increased by
A. just over 10 years. B. nearly 20 years. C. about 25 years. D. more than 30 years.