<prompt> Which of the following statements true about high attitude pulmonary edema.?Not exacerbated by exerciseAssociated with pulmonary vasoconstrictionOccurs only in unacclamatized individualsAssociated with low cardiac output  <response>: Ref Harrison 19 th ed pg 476e-6 AlthrouA the mechanism of high attitude pulmonary edema remains obscure most studies suggest pulmonary vasoconstriction as the prime individuals. 