05-15-2014, 12:59 PM
6.
A 1400-g (3-lb 2-oz) female newborn is delivered to a 33-year-old primigravid woman at 37 weeks' gestation. Apgar scores are 6 and 8 at 1 and 5 minutes, respectively. Cardiac examination shows a rough, grade 2/6, continuous, machine-like murmur along the left sternal border, as well as increased precordial activity and bounding peripheral pulses. The most appropriate treatment will inhibit the activity of which of the following enzymes in this patient?
A
)
Angiotensin-converting enzyme
B
)
Cyclooxygenase
C
)
Guanylyl cyclase
D
)
Nitric oxide synthase
E
)
Phospholipase A2