The flow resistance across a set of airways is lowest under which of the following conditions?
A. Airway radius is large and airways are in series.
B. Airway radius is large and airways are in parallel.
C. Airway radius is small and airways are in series.
D. Airway radius is small and airways are in parallel.
ANS: B
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How does distribution of symapthetic nerves differ from the distribution of parasymapthetic nerves?
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