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HESI LPN · HESI LPN Maternal Newborn · HESI Fetal Development Questions

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Showing all 5 practice questions with expert explanatory rationales.

Question 1 of 5

The fetal heartbeat should be visible on ultrasound by the:

A. Fourth week following the last menstrual period.

B. Sixth week following the last menstrual period.

C. Ninth week following the last menstrual period.

D. Twelfth week following the last menstrual period.

Expert Explanatory Rationale

Correct Answer: Sixth week following the last menstrual period.

Question 2 of 5

Conjoined twins are formed at which point of gestation?

A. Immediately after fertilization

B. At the time of implantation

C. At about 13 to 15 days after conception

D. In the blastocyst stage

Expert Explanatory Rationale

Correct Answer: At about 13 to 15 days after conception

Question 3 of 5

A 27-year-old patient presents with injuries sustained in a motor vehicle accident. She was wearing her seatbelt and has multiple bruises and scrapes along her abdomen. She complains of pain 3/10 in her abdomen. She is G1P0 and is at 14 weeksÃ¢â‚¬â„¢ gestation. A bedside ultrasound scan confirms that the fetus is stable and not in any distress. The patient is Rh negative, and her husband is Rh positive. What do you anticipate being the next step?

A. Obtain a urinalysis.

B. Administer Rh(D) immune globulin (RhoGAM).

C. Confirm with the provider that she can be discharged home.

D. Schedule a follow-up ultrasound.

Expert Explanatory Rationale

Correct Answer: Administer Rh(D) immune globulin (RhoGAM).

Question 4 of 5

At which point in the pregnancy can a woman first feel fetal movement (quickening)?

A. 12 weeks

B. 16 weeks

C. 20 weeks

D. 24 weeks

Expert Explanatory Rationale

Correct Answer: 20 weeks

Question 5 of 5

The nurse caring for the laboring woman should know that meconium is produced by:

A. Fetal intestines.

B. Fetal kidneys.

C. Amniotic fluid.

D. The placenta.

Expert Explanatory Rationale

Correct Answer: Fetal intestines.

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