Edition by Brian K. Walsh 9780323793094 , All Chapters with
Answers and Rationals
1. What range of gestational weeks is considered term?
a. 32 to 36
b. 34 to 40
c. 37 to 42
d. 38 to 44 - ANSWER: c. 37 to 42
You are looking at the chart of your patient and in the maternal history you see the following: G3, P2,
Ab0. The correct interpretation of the abbreviation is that:
a. The mother is in her third pregnancy.
b. The mother is in her second pregnancy.
c. The mother has delivered three healthy children.
d. The mother has had one abortion. - ANSWER: a. The mother is in her third pregnancy
Which of the following conditions is commonly associated with an infant born early in gestation?
a. Meconium aspiration
b. RDS
c. Transient tachypnea of the newborn
d. Perinatal asphyxia - ANSWER: b. RDS
All of the following are part of the biophysical evaluation of the fetus using ultrasound, except:
a. Reactive heart rate
b. Body tone
c. Amniotic fluid volume
d. Body temperature - ANSWER: d. Body temperature
What Apgar parameter usually deteriorates first in the hypoxic infant?
a. Respiratory effort
b. Heart rate
c. Muscle tone
d. Skin color - ANSWER: d. Skin color
Infants needing extensive medical resuscitation at birth will have Apgar scores in the range of which
of the following?
a. 11 to 13
b. 7 to 10
c. 4 to 6
d. 0 to 3 - ANSWER: d. 0 to 3
Which of the following is a common cause of hypothermia in the infant?
a. Infection
b. Heart failure
c. Atelectasis
d. Liver disease - ANSWER: a. Infection
,What is the upper limit of normal range for heart rate in the newborn?
a. 120 beats/min
b. 140 beats/min
c. 160 beats/min
d. 180 beats/min - ANSWER: c. 160 beats/min
All of the following are a typical cause of tachypnea in the newborn, except:
a. Hypothermia
b. Hypoxemia
c. Respiratory acidosis
d. pain - ANSWER: a. Hypothermia
In what position should a newborn infant be placed to perform a physical examination?
a. Prone
b. Supine
c. Fowler
d. Trendelenburg - ANSWER: b. Supine
All of the following can account for the presence of chest retractions in a newborn, except:
a. Airway obstruction
b. Decreased lung compliance
c. Increased work of breathing
d. Hyperthermia - ANSWER: d. Hyperthermia
What is indicated by a capillary refill time longer than 3 seconds in an infant?
a. Normal cardiopulmonary function
b. Respiratory failure
c. Decreased cardiac output
d. Renal failure - ANSWER: c. Decreased cardiac output
What effect does abdominal distention have on respiration?
a. Impedes diaphragm movement
b. Decreases airway resistance
c. Decreases work of breathing
d. Produces periodic apnea - ANSWER: a. Impedes diaphragm movement
Transillumination of an infant's chest may be helpful in diagnosing which of the following conditions?
a. Pneumothorax
b. Pneumonia
c. Meconium aspiration syndrome
d. Transient tachypnea of the newborn - ANSWER: a. Pneumothorax
Leukopenia in the infant indicates what type of infection?
a. Overwhelming infection
b. Chronic infection
c. Acute infection
d. Local infection - ANSWER: a. Overwhelming infection
, What clinical problem is associated with low serum levels of calcium and phosphorus?
a. Acute hypoxia
b. Liver failure
c. Poor nutrition
d. Renal failure - ANSWER: c. Poor nutrition
What is the normal range for Pao2 at birth?
a. 40 to 60 mm Hg
b. 50 to 70 mm Hg
c. 60 to 80 mm Hg
d. 70 to 90 mm Hg - ANSWER: b. 50 to 70 mm Hg
Which parameter demonstrates the largest difference when comparing capillary blood with arterial
blood?
a. PO2
b. PCO2
c. HCO3 - ANSWER: a. PO2
Which of the following conditions is least likely to cause a falsely low Ptco2 reading?
a. Acidosis
b. Shock
c. Hypovolemia
d. Hyperthermia - ANSWER: d. Hyperthermia
All of the lung volumes are easily measured in the newborn, except:
a. Thoracic gas volume
b. Residual volume
c. FRC
d. CVC - ANSWER: b. Residual volume
Which of the following findings is not an indication for a chest radiograph in an infant?
a. Cyanosis
c. Abnormal breath sounds
b. Unexplained tachypnea
d. Periodic apnea - ANSWER: d. Periodic apnea
What lung disease of newborns is caused by inadequate surfactant production and leads to a
decrease in compliance as well as a diffuse, ground glass appearance on the chest radiograph?
a. RDS
b. MAS
c. Infant Asthma
d. TTN - ANSWER: a. RDS
All of the following are indications for umbilical artery catheterization in infants, except:
a. A source for frequent arterial blood gas samples
b. Continuous blood pressure monitoring
c. Accurate cardiac output monitoring
d. Large-scale blood replacement - ANSWER: c. Accurate cardiac output monitoring