The nurse providing care for the laboring woman recognizes that late fetal heart rate (FHR) decelerations are caused by:
Select one:
Knot in the umbilical cord.
Altered fetal cerebral blood flow.
Uteroplacental insufficiency.
Umbilical cord compression.
The Correct Answer is C
a. This is a common cause of variable decelerations, not late decelerations.
b. This is a common cause of variable decelerations, not late decelerations.
c. Late decelerations are caused by decreased blood flow to the placenta during contractions, resulting in a reduced oxygen supply to the fetus.
d. This is a common cause of variable decelerations, not late decelerations.
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Related Questions
Correct Answer is B
Explanation
a. Fertilization typically involves one sperm.
b. Sperm can live for up to 72 hours in the female reproductive tract, which is important for timing intercourse for conception.
c. Sperm typically reach the fallopian tubes within hours of ejaculation.
d. The ovum is typically fertilized within 24 hours of ovulation, not 72 hours.
Correct Answer is C
Explanation
a. GnRH does not directly affect blood pressure control.
b. GnRH does not directly affect intestinal motility.
c. GnRH is a hormone that stimulates the release of follicle-stimulating hormone (FSH) and luteinizing hormone (LH), which are involved in follicle growth and maturation in the ovaries.
d. GnRH does not directly affect insulin secretion.
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