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MCN 2 > Newborn > Flashcards

Newborn Flashcards

1
Q

How much does a mature female newborn weigh?

A

3.2 kg (7.0 lb)

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2
Q

How much does a mature male newborn weigh?

A

3.4 kg (7.5 lb)

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3
Q

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

A

2.5 kg (5.5 lb)

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4
Q

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

A

Macrosomia (larger baby)

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5
Q

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

A

4.5 kg (10 lb)

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6
Q

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

A

5% to 10% of birth weight

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7
Q

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

A

2 lbs

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8
Q

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

A

10 days

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9
Q

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

A

7 days

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10
Q

What is the lower limit of expected birth length?

A

46 cm (18 in.)

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11
Q

What is the standard head circumference for newborns?

A

32.5 to 36 cm (12.7 to 14.1 in)

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12
Q

What is the temperature of newborns at birth?

A

99 F (37.2 C)

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13
Q

What is the temperature of birthing rooms?

A

approx. 21 C to 22 C

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14
Q

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

A

Convection

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15
Q

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

A

Radiation

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16
Q

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

A

Conduction

17
Q

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

A

Evaporation

18
Q

Where is are the greatest amounts of brown fat located?

A

intrascapular region, the thorax, and behind the kidneys

19
Q

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

A

110 to 160 bpm

20
Q

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

A

120 to 160 bpm

21
Q

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

A

absent femoral pulses

22
Q

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

A

90 cpm

23
Q

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

A

30 to 60 cpm

24
Q

What are periodic respirations?

A

irregular respiratory rate, depth, and rhythm

25
Q

What is the average BP of a newborn after birth?

A

80/46 mmHg

26
Q

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

A

100/50 mmHg

27
Q

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

A

decreases

28
Q

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

A

True

29
Q

What is the average blood volume of a newborn?

A

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

30
Q

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

A

True

31
Q

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

A

meconium

32
Q

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

A

Transitional stool

33
Q

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

A

bright green because of increased bilirubin excretion

34
Q

What is caused by the accumulation of excess bilirubin?

A

Hyperbilirubinemia

35
Q

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

A

Pallor

36
Q

What are vascular tumors of the skin?

A

Hemangiomas

37
Q

When does the anterior fontanelle normally close?

A

12 to 18 months

38
Q

What is the edema of the scalp?

A

Caput Succedaneum

MCN 2 (16 decks)

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