According to research, immune function is increased in adolescents who
A) get 7 hours of sleep a night.
B) get 8 hours of sleep a night.
C) get 9 hours of sleep a night.
D) get more than 9 hours of sleep a night.
Ans: D) get more than 9 hours of sleep a night.
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How does binding of complement-opsonized microbes to CR1 facilitate clearing of the microbe from the host?
A. Promotion of phagocytosis of opsonized microbes by leukocytes B. Secretion of proinflammatory cytokines C. Mediating phagocytosis of C3b-opsonized pathogen by B cells D. All of the above occur as a result of CR1 binding of complement-opsonized microbes. E. None of the above
Which ONE of the following is required to improve health and quality of life, prolong life, and achieve total well-being?
a. individual's will power b. personal determination c. health promotion programs d. positive lifestyle habits
Gonorrhea is a fungal infection.
Answer the following statement true (T) or false (F)
When there is increased evaporation of the tears, the tear osmolarity will decrease
a. true b. false