The ductus arteriosus constricts in response to:
A. pulmonary vessel dilation and an increase in blood oxygen levels.
B. constriction of the pulmonary vasculature and increasing CO2 levels.
C. pulmonary vessel constriction and an increase in blood oxygen levels.
D. constriction of the pulmonary vasculature and hypercarbia.
Answer: A. pulmonary vessel dilation and an increase in blood oxygen levels.
Health Professions
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Under a capitation arrangement, a provider is paid a per-member-per-month (PMPM) fee for all enrolled members:
A) who are seen that month. B) whether or not they are seen that month. C) who are not referred to specialty care that month. D) who are not hospitalized that month.
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