Of all the signs seen in infants with respiratory distress syndrome, which sign is especially indicative of the syndrome?
a. Pulse more than 160 beats/min
b. Circumoral cyanosis
c. Grunting
d. Substernal retractions
C
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A Grunting is more indicative of respiratory distress syndrome.
B Grunting is more indicative of respiratory distress syndrome.
C Grunting increases the pressure inside the alveoli to keep them open when
surfactant is insufficient.
D Grunting is more indicative of this syndrome.
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