The nurse is describing the movement of blood into and out of the capillary beds of the lungs to the body organs and tissues. What term should the nurse use to describe this process?
a. Perfusion
b. Ventilation
c. Diffusion
d. Circulation
ANS: A
Perfusion is the movement of blood into and out of the capillary beds of the lungs to body or-gans and tissues. Ventilation is the movement of air into and out of the lungs. Diffusion is the movement of gases between air spaces in the lungs and the bloodstream. Circulation is the movement of blood throughout the bloodstream.
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