The Velocity of Blood Flow Through Capillaries Is

question 41

Multiple Choice

The velocity of blood flow through capillaries is

• A)rapid,due to their small total cross sectional area.
• B)rapid,which prevents pooling in lower extremeties.
• C)slow,due to small total cross-sectional area,low friction and high pressure.
• D)slow,which allows sufficient time for exchange of gases and nutrients between blood and tissues.

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