Newborn Flashcards by BSN 1-N ILANO, Tristan

How much does a mature female newborn weigh?

3.2 kg (7.0 lb)

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How much does a mature male newborn weigh?

3.4 kg (7.5 lb)

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What is the arbitrary lower limit of expected birth weight for all newborns?

2.5 kg (5.5 lb)

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What is a condition that usually occurs in conjuction with a maternal illness?

Macrosomia (larger baby)

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What is the arbitrary upper limit of expected birth weight for all newborns?

4.5 kg (10 lb)

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How much weight does a newborn lose during the first few days?

5% to 10% of birth weight

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How much weight does a newborn gain per month for the first 6 months?

2 lbs

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In how many days do breastfed infants gain back their birth weight?

10 days

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In how many days do formula-fed infants gain back their birth weight?

7 days

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What is the lower limit of expected birth length?

46 cm (18 in.)

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What is the standard head circumference for newborns?

32.5 to 36 cm (12.7 to 14.1 in)

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What is the temperature of newborns at birth?

99 F (37.2 C)

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What is the temperature of birthing rooms?

approx. 21 C to 22 C

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What is the flow of heat from the newborn’s body surface to cooler SURROUNDING AIR?

Convection

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What is the transfer of body heat to a cooler solid object NOT IN CONTACT with the baby?

Radiation

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What is the transfer of body heat to a cooler solid object IN CONTACT with the baby?

Conduction

What is the loss of heat through conversion of a liquid to a vapor?

Evaporation

Where is are the greatest amounts of brown fat located?

intrascapular region, the thorax, and behind the kidneys

What is the average heart rate of a fetus in utero?

110 to 160 bpm

What is the average heart rate of a fetus 1 hour after birth?

120 to 160 bpm

What is an indication for coarctation (narrowing) of the aorta?

absent femoral pulses

What is the average RR of a newborn in the first few minutes of life?

90 cpm

What is the average RR of a newborn after the first hour?

30 to 60 cpm

What are periodic respirations?

irregular respiratory rate, depth, and rhythm

What is the average BP of a newborn after birth?

80/46 mmHg

What is the average BP of a newborn after 10 days?

100/50 mmHg

What happens to the pressure in the pulmonary artery after the first breath?

decreases

True or False: The ductus arteriosus begins to close after the pressure in the pulmonary artery decreases

True

What is the average blood volume of a newborn?

80 to 110 mL per kg of body weight or about 300 mL total

True or False: A baby born by CS does not have as much lung fluid expelled at birth as one born vaginally and so typically has more difficulty establishing respiration

True

What is the first stool of a newborn that accumulated in the bowel during intrauterine life?

meconium

What is the stool on the second or third day of life called?

Transitional stool

What happens to the stool of a newborn placed under phototherapy light for jaundice?

bright green because of increased bilirubin excretion

What is caused by the accumulation of excess bilirubin?

Hyperbilirubinemia

What is potentially serious because it usually occurs in the result of anemia

Pallor

What are vascular tumors of the skin?

Hemangiomas

When does the anterior fontanelle normally close?

12 to 18 months

What is the edema of the scalp?

Caput Succedaneum