At rest, what level does the mean pulmonary artery pressure need to reach before it is considered pulmonary hypertension?
a. Greater than 10 mm Hg
b. Greater than 15 mm Hg
c. Greater than 20 mm Hg
d. Greater than 25 mm Hg
ANS: D
Pulmonary hypertension is defined by an elevation in mean pulmonary arterial pressure greater than 25 mm Hg at rest.
Health Professions
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