which of the following is a function of the placenta
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Nursing Elites

HESI RN

Reproductive System Exam Questions

1. Which of the following is a function of the placenta?

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.

2. Which component of reproductive health ensures the provision of quality reproductive health services at all levels of the health care system?

Correct answer: C

Rationale: Health service delivery is the component of reproductive health that specifically focuses on ensuring the provision of quality reproductive health services at all levels of the healthcare system. While safe motherhood and adolescent health are important aspects of reproductive health, they do not directly address the quality of health services delivery. Reproductive health information, although crucial, is not the component responsible for ensuring the quality of services provided.

3. What is the most common cause of abortion in Zambia?

Correct answer: A

Rationale: The correct answer is A: Malaria. Malaria is a prevalent cause of abortion in Zambia due to its impact on maternal health. Malaria infection during pregnancy can lead to severe complications, including miscarriage. Choices B, C, and D are incorrect because while Tuberculosis, HIV, and Ascariasis are significant health issues, they are not the commonest cause of abortion in Zambia as Malaria.

4. Appropriate Technologies and Skills involve:

Correct answer: A

Rationale: The correct answer is A: 'Selecting technologies according to universal standards.' Appropriate technologies and skills involve choosing tools and methods based on universal standards to ensure effectiveness and efficiency. Choice B is incorrect because the presence of a doctor is not necessarily a defining factor for appropriate technologies and skills. Choice C is incorrect as appropriate technologies are not limited to being utilized only by nurses. Choice D is incorrect as the focus should be on selecting technologies that are both easy to use and effective, not one or the other.

5. Which of the following are examples of external genitalia?

Correct answer: A

Rationale: The correct answer is A: Mons veneris. The mons veneris and labia majora are considered external genitalia as they are visible externally. The vagina and cervix, on the other hand, are internal structures. The vagina is the canal leading from the external genitals to the cervix, which is the lower, narrow portion of the uterus.

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