OB NURSING Flashcards

1
Q

At birth, the orifice of the ductus venosus retract and narrow, resulting in functional closure of the vascular shunt. In utero, which of the following statements are correct about the ductus venosus?

A

If there is impedance or absence of flow through these shunts, it may correlate with aneuploidies, cardiac defects, and/or other postpartum disease states.

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2
Q

A pregnant client comes to the clinic for ultrasound. She is currently at 16 weeks AOG. Which of the following ultrasound findings is most probable?

A

Phenotypic sex already present

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3
Q

Which of the following Nonstress Test results denotes fetal viability?

A

2 accelerations of FHR that peak at 15 bpm, each lasting 20 seconds within 20 minutes of observation

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4
Q

Which of these statements is true of the ovarian cycle?

A

Both proteolytic enzymes and inhibitors are involved in the LH surge

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5
Q

Which of the following fetal delivery is considered an abortus?

A

20 cm long fetus

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6
Q

A 30-year-old primigravid was seen for prenatalcare. Her LMP was last July 11, 2020. Compute for the EDC based on her LMP.

A

April 18, 2021

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7
Q

Which of the following is correct regarding the measurement of the fundic height?

A

It is measured along the abdominal wall from the top of the symphysis pubis to the top of the fundus

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8
Q

If the baby is in cephalic presentation, what structure occupies the fundus?

A

Breech

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9
Q

Which of the following is decreased during pregnancy?

A

Residual volume

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10
Q

Patient in active labor with ruptured bag of waters, sutures between the frontal and parietal bones can be palpated. These sutures are called:

A

Coronal

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11
Q

During uterine contractions, either spontaneous or induced, maximum decrease in the uterine blood flow is:

A

At the peak of uterine contractions

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12
Q

Which of the following statement related to the urinary system in the fetus is correct?

A

Failure to produce urine may affect the musculoskeletal development of the fetus

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13
Q

The nurse is providing instructions to a pregnant client who is scheduled for an amniocentesis. Which of the following is FALSE?

A

Strict bed rest is required after the procedure.

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14
Q

A healthy 25-year-old woman who previously has experienced spontaneous, cyclical, predictable menses consulted today because of missed period of 12 weeks. Which of the following choices can be used to confirm the pregnancy?

A

Audible fetal heart tones

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15
Q

Which of the following drugs has been associated with cranial neural crest defects when more than 10,000 IU per day is consumed in the first trimester?

A

Retinol

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