A person who travels from sea level to a high elevation will initially experience bouts of increased ventilation followed by periods of suppressed ventilation.After a day or two,ventilation will be increased without suppression.The best explanation for the initial events is
A) Arteriolar is decreased, which initiates reflexes leading to increased ventilation.Increased ventilation causes an increase in blood , which initiates reflexes leading to decreased ventilation
B) Arteriolar is decreased, which initiates reflexes leading to increased ventilation.Increased ventilation causes an increase in blood , which initiates reflexes leading to decreased ventilation
C) Arteriolar is decreased, which initiates reflexes leading to increased ventilation.Increased ventilation causes a decrease in blood , which initiates reflexes leading to decreased ventilation
D) Arteriolar is increased, which initiates reflexes leading to increased ventilation.Increased ventilation causes an increase in blood which initiates reflexes leading to decreased ventilation
E) Arteriolar is increased, which initiates reflexes leading to increased ventilation.Increased ventilation causes a decrease in blood , which initiates reflexes leading to decreased ventilation
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