HESI LPN
HESI Focus on Maternity Exam
1. A woman who is 38 weeks gestation is receiving magnesium sulfate for severe preeclampsia. Which assessment finding warrants immediate intervention by the nurse?
- A. Dizziness while standing
- B. Sinus tachycardia
- C. Lower back pain
- D. Absent patellar reflexes
Correct answer: D
Rationale: The correct answer is D: Absent patellar reflexes. Absent patellar reflexes can indicate magnesium toxicity, a serious condition that requires immediate intervention to prevent respiratory depression or cardiac arrest. Dizziness while standing (choice A) is common in pregnancy but does not specifically indicate magnesium toxicity. Sinus tachycardia (choice B) can be a normal response to magnesium sulfate but does not indicate toxicity. Lower back pain (choice C) is common in pregnancy and not specifically associated with magnesium toxicity.
2. When obtaining a health history from a client, a nurse in a woman’s health clinic should identify which of the following findings as increasing the client’s risk for developing pelvic inflammatory disease (PID)?
- A. Recurrent Cystitis
- B. Frequent Alcohol Use
- C. Use of Oral Contraceptives
- D. Chlamydia Infection
Correct answer: D
Rationale: Chlamydia infection is a significant risk factor for developing pelvic inflammatory disease (PID). PID is often caused by untreated sexually transmitted infections (STIs) like Chlamydia and Gonorrhea that ascend from the vagina to the upper reproductive organs. Recurrent cystitis (choice A) is more related to urinary tract infections, frequent alcohol use (choice B) is not directly linked to PID, and the use of oral contraceptives (choice C) does not increase the risk of developing PID.
3. Which of the following statements is true of menstruation?
- A. During this time, the endometrium is shed.
- B. During this time, an unfertilized egg is discharged.
- C. During this time, a female can engage in sexual activity with her partner.
- D. During this time, a fertilized egg implants in the uterine lining.
Correct answer: B
Rationale: The correct statement regarding menstruation is that during this time, an unfertilized egg is discharged along with the shedding of the uterine lining. Choice A is incorrect because the endometrium is shed during menstruation. Choice C is incorrect as menstruation does not prevent a female from engaging in sexual activity with her partner. Choice D is incorrect as a fertilized egg does not undergo mitosis during menstruation but rather implants in the uterine lining for further development.
4. According to a study in 2014 by Skakkebaek et al., who among the following is most likely to have gynecomastia?
- A. Jennifer, a dancer, who has Down syndrome
- B. Frank, a teacher, who is diagnosed with XYY syndrome
- C. Peter, a fashion designer, who has Klinefelter syndrome
- D. Ria, a gym instructor, who is diagnosed with Turner syndrome
Correct answer: C
Rationale: Individuals with Klinefelter syndrome have an extra X chromosome (XXY) and typically have reduced testosterone levels, which can lead to gynecomastia (enlarged breasts). This condition is not usually associated with Down syndrome (choice A), XYY syndrome (choice B), or Turner syndrome (choice D), making them less likely to have gynecomastia.
5. What term is used to describe each member of a pair of genes?
- A. allele
- B. zygote
- C. autosome
- D. node
Correct answer: A
Rationale: The correct answer is 'allele.' An allele refers to one of two or more versions of a gene located at the same position on a chromosome. In genetics, alleles are responsible for variations in inherited traits. Choice B, 'zygote,' is incorrect as a zygote is a fertilized egg cell formed by the fusion of two gametes. Choice C, 'autosome,' is incorrect as autosomes are non-sex chromosomes that determine an individual's genetic traits excluding sex-linked characteristics. Choice D, 'node,' is incorrect as it does not relate to the concept of genes or genetic inheritance.
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