HESI RN
Reproductive System Exam Questions
1. Which of the following Leopold maneuvers assesses the fetal lie?
- A. Fundal grip
- B. Umbilical grip
- C. Pawlick grip
- D. Pelvic grip
Correct answer: A
Rationale: The correct answer is A: Fundal grip. Fundal grip is a specific Leopold maneuver used to assess the fetal lie by palpating the upper abdomen to determine the position of the baby's back and presenting part. This maneuver helps healthcare providers understand the orientation of the fetus within the uterus. Choice B, Umbilical grip, is not a recognized Leopold maneuver and does not assess fetal lie. Choice C, Pawlick grip, and choice D, Pelvic grip, are also not part of the standard Leopold maneuvers used to determine fetal lie.
2. The _________ is a temporary organ that connects a mammalian mother to its foetus.
- A. Placenta
- B. Chorion
- C. Endometrium
- D. None of the above
Correct answer: A
Rationale: The correct answer is A: Placenta. The placenta is a temporary organ that connects a mammalian mother to its foetus. It plays a crucial role in facilitating the exchange of nutrients, oxygen, and waste between the mother and the developing baby. Choice B, Chorion, is incorrect as it is a part of the fetal membrane but not the organ that connects the mother to the fetus. Choice C, Endometrium, is incorrect as it is the lining of the uterus where implantation occurs but is not the organ responsible for connecting the mother to the fetus. Choice D, None of the above, is incorrect as the placenta specifically fits the description provided in the question.
3. The weight of the non-pregnant uterus is approximately ___________grams.
- A. 57
- B. 80
- C. 66
- D. 71
Correct answer: B
Rationale: The correct answer is B: 80. The non-pregnant uterus typically weighs around 80 grams. This weight may vary slightly among individuals, but 80 grams is a commonly accepted average. Choices A, C, and D are incorrect as they do not reflect the typical weight of the non-pregnant uterus. It is important to remember this approximate weight for medical reference and understanding of normal anatomical variations.
4. What is the role of the prolactin hormone?
- A. Stimulates the development of milk-producing tissue.
- B. Stimulates milk storage.
- C. Stimulates milk production.
- D. Stimulates milk ejection.
Correct answer: C
Rationale: The correct answer is C: 'Stimulates milk production.' Prolactin hormone is responsible for promoting the production of milk in the mammary glands. This hormone does not directly stimulate the development of milk-producing tissue (Choice A), milk storage (Choice B), or milk ejection (Choice D). While these functions are related to lactation, the primary role of prolactin is to facilitate milk production.
5. Which of the following is a function of the placenta?
- A. The placenta secretes insulin.
- B. The placenta facilitates the exchange of gases and nutrients between mother and fetus.
- C. The placenta provides immunological protection to the fetus.
- D. The placenta stores fat-soluble vitamins for the fetus.
Correct answer: B
Rationale: The correct answer is B. The placenta serves as a crucial organ during pregnancy, facilitating the exchange of gases (oxygen and carbon dioxide) and nutrients (such as glucose and amino acids) between the mother and the developing fetus. This exchange is vital for the fetus's growth and development. Choices A, C, and D are incorrect. The placenta does not secrete insulin; insulin is produced by the pancreas. While the placenta provides some immune support to the fetus, its main role is not immunological protection. Additionally, storing fat-soluble vitamins is not a primary function of the placenta.
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