Nitric Oxide is normally produced in the body by an enzyme nitric oxide synthase (NOS) from the amino acid arginine. Fetuses normally prepare for the extrauterine transition by increasing the pulmonary expression of NOS. Infants born prematurely lack sufficient opportunity to accomplish this task before birth. Nitric Oxide was approved in 200 for use with preterm infants who have serious respiratory problems. The administration of nitric oxide provides:____.
Select one:
a. Relaxation of vascular smooth muscle
b. Treatment of pulmonary hypotension.
c. Constriction of pulmonary vessles.
d. Treatment of meconium aspiration.