Title PRETEST-OB-KEY(NOV 2024).pdf ✅

TOPRANK REVIEW ACADEMY INC 1 * NLE * NCLEX * CGFNS * HAAD * PROMETRICS * DHA * MIDWIFERY * LET * RAD TECH * CRIMINOLOGY * DENTISTRY * PHARMACY * PRE-TEST OBSTETRICS NURSING NAME: 1. 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. The viability of the fetus does not rely on these vascular shunts because of placental circulation. B. It connects the umbilical artery to the inferior vena cava C. If there is impedance or absence of flow through these shunts, it may correlate with aneuploidies, cardiac defects, and/or other postpartum disease states. D. Postpartum, the ductus venosus remains open for 3 months due to increased cardiac pressures and decreased circulating prostaglandins. 2. 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 B. Fetal lung already developed C. Fetal testes are descended into the scrotal sac D. Surfactant production already beginning 3. 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 B. No increase in FHR C. Silent oscillary pattern D. None of the above 4. Which of these statements is true of the ovarian cycle? A. The corpus luteum is maintained by high frequency and low amplitude LH B. Decrease in FSH is needed for final oocyte maturation and follicular rupture C. Both proteolytic enzymes and inhibitors are involved in the LH surge D. The dramatic increase in estrogen is crucial for the next ovarian cycle 5. Which of the following fetal delivery is considered an abortus? A. 2 days old newborn B 25 weeks old fetus C. 600 grams fetus D. 20 cm long fetus 6. 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. May 04, 2021 B. April 04, 2021 C. April 18, 2021 D. May 18, 2021 7. Which of the following is correct regarding the measurement of the fundic height? A. It is measured along the abdominal wall from the middle of the symphysis pubis to the top of the fundus B. It is measured along the abdominal wall from the top of the symphysis pubis to the xyphoid C. It is measured along the abdominal wall from the top of the symphysis pubis to the top of the fundus D. It is measured along the abdominal wall from the middle of the symphysis pubis to the xyphoid 8. If the baby is in cephalic presentation, what structure occupies the fundus? A. Small parts B. Head C. Breech D. Shoulder 9. Which of the following is decreased during pregnancy? A. Inspiratory capacity B. Tidal volume C. Residual volume D. Vital capacity 10. Patient in active labor with ruptured bag of waters, sutures between the frontal and parietal bones can be palpated. These sutures are called: A. Temporal B. Coronal C. Frontal D. Sagittal 11. During uterine contractions, either spontaneous or induced, maximum decrease in the uterine blood flow is: A. At the peak of uterine contractions B. Before the start of uterine contractions C. At the end of uterine contractions D. At the start of uterine contractions