Author Question: What is the normal arterial PO2 in healthy infants? a. Greater than 50 mm Hg b. Greater than 60 ... (Read 73 times)

schs14 · **on:** Jul 16, 2018

What is the normal arterial PO2 in healthy infants?

a. Greater than 50 mm Hg
b. Greater than 60 mm Hg
c. Greater than 70 mm Hg
d. Greater than 80 mm Hg

Question 2

Tachypnea in the newborn is defined as a respiratory rate greater than what level?

a. 40/min
b. 50/min
c. 60/min
d. 70/min

welcom1000 · **Reply #1 on:** Jul 16, 2018

Answer to Question 1

ANS: B
In newborns older than 28 days, a PaO2 of less than 60 mm Hg or an SpO2 of less than 90 in-dicates hypoxemia.

Answer to Question 2

ANS: C
Infant physical assessment begins with measurement of vital signs. A normal newborn respiratory rate is 40 to 60/min.