Ch. 2 Questions Flashcards

1
Q

Assessment of the fetus in the first trimester is facilitated by which technique?

A

Transvaginal ultrasound

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2
Q

Which of the following cannot be detected by ultrasound?

A

Presence of infection

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3
Q

A high level of alpha-fetoprotein found during amniocentesis indicates which of the following?

A

Neural tube defect

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4
Q

Which of the following tests done in amniotic fluid is used to help determine fetal kidney maturity?

A

Creatinine levels

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5
Q

Monitoring the fetal heart rate during labor and delivery is used to detect:

A

• Placental insufficiency
• Rupture of the amniotic sac
• Bradycardia secondary to vagal stimulus

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6
Q

The most accurate method of measuring fetal heart rate is:

A

Fetal scalp electrode

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7
Q

A common cause of fetal bradycardia is:

A

Asphyxia

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8
Q

Type 3 decelerations are caused by which of the following?

A

Compression of the umbilical cord

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9
Q

Which fetal scalp pH is the lower limit of normal?

A

7.25

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10
Q

A women presents into her physicians office for an examination. The first day of her last menstrual period was Oct 21st. Fundal height is 25cm. Which of the following would be be the estimated delivery date?

A

July 28th

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11
Q

What is the approximate gestational age of the fetus in question 10?

A

20 weeks

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12
Q

A fetus suffering prolonged hypoxia will demonstrate which of the following?

A

A negative NST and positive CST

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13
Q

Which of the following statements are true regarding fetal movements?

A

• fetal movements shows the greatest activity between 28-34 weeks
• fetal distress and stillbirth are common findings when the fetus is inactive
• movement has been detected as early as 7 weeks

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14
Q

Which of the following is not a part of the biophysical profile?

A

Fetal heart rate

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15
Q

Which of the following involves removal of a fetal blood sample while still in utero?

A

Chronic villus sampling

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16
Q

When measuring maternal estriol, levels fetal distress is indicated when:

A

Estriol levels decrease between 50%-60% of maternal urine

17
Q

Which of the following factors of maternal history places the fetus at high risk?

A

• previous miscarriage
• previous premature delivery
• asthma
• maternal obesity