The nurse is conducting a prenatal class on the female reproductive system. When a client asks why the fertilized ovum stays in the fallopian tube for 3 days, what is the best response?

Correct Answer: C

Rationale: The delay ensures the ovum reaches the uterus at the right developmental stage for proper implantation in the upper uterine segment.

Correct Answer: A

Rationale:

Correct Answer: A

Rationale: Variable decelerations in the fetal heart rate are due to umbilical cord compression. These decelerations are characterized by an abrupt decrease in the fetal heart rate that is variable in duration, depth, and timing in relation to the uterine contraction. They can signify compression of the umbilical cord leading to transient interruption of fetal oxygen supply. It is essential for the nurse to promptly identify variable decelerations and take appropriate actions to alleviate the compression, such as repositioning the client to relieve pressure on the cord.

Correct Answer: A

Rationale: Protective eyewear prevents retinal damage during phototherapy.

Correct Answer: B

Rationale: hCG is a hormone secreted by the fertilized egg shortly after implantation. It signals the body to maintain the corpus luteum, which produces progesterone essential for sustaining the early stages of pregnancy.