ATI RN
ATI Anatomy and Physiology Online Practice
1. Which of the following statements is true concerning the female reproductive system?
- A. It produces female sex cells.
- B. It transports the female sex cells.
- C. It can support the development of an embryo.
- D. All of the above
Correct answer: D
Rationale: The correct answer is 'All of the above.' The female reproductive system produces female sex cells (eggs), transports them through the fallopian tubes, and can support the development of an embryo through the uterus. Choice A is correct because the ovaries produce eggs, choice B is correct as the fallopian tubes transport the eggs, and choice C is correct as the uterus provides the environment for the embryo to develop. Therefore, all of these statements are true regarding the female reproductive system.
2. Is the parietal pleura a visceral membrane?
- A. TRUE
- B. FALSE
- C. Not Sure
- D. None of the above
Correct answer: B
Rationale: The statement that the parietal pleura is a visceral membrane is false. The parietal pleura is actually a membrane that lines the thoracic cavity and is responsible for protecting and cushioning the lungs. Visceral pleura, on the other hand, is the membrane that covers the surface of the lungs. Therefore, the parietal pleura is not a visceral membrane, making the correct answer 'False.' Choices C and D are not relevant as the question is asking for a true/false statement.
3. Homeostasis is the body's maintenance of a stable internal environment.
- A. TRUE
- B. FALSE
- C. Not Sure
- D. None of the above
Correct answer: A
Rationale: Homeostasis refers to the body's ability to maintain a stable internal environment despite external changes. It involves processes that regulate various physiological factors such as temperature, pH, and blood sugar levels within a narrow range. This ensures that the body's cells can function optimally. Therefore, the correct answer is True. Choices B, C, and D are incorrect because homeostasis aims to maintain stability, not instability, in the internal environment.
4. One characteristic that centenarians share is
- A. a high level of exercise throughout life
- B. long-lived relatives
- C. following the Mediterranean diet
- D. never having smoked
Correct answer: D
Rationale: The correct answer is 'never having smoked.' Research suggests that one of the common characteristics among centenarians is that they have never smoked. Smoking is a well-known risk factor for various diseases and can significantly reduce lifespan. Choice A, 'a high level of exercise throughout life,' is not a universal characteristic among centenarians, although exercise can contribute to a healthy lifestyle. Choice B, 'long-lived relatives,' while genetics can play a role in longevity, not all centenarians have long-lived relatives. Choice C, 'following the Mediterranean diet,' is a healthy dietary choice but not a defining characteristic shared by all centenarians.
5. Which of the following describes the event of ovulation?
- A. The fallopian tube moves the ovum to the uterus.
- B. The oocyte undergoes its first meiotic division.
- C. The Graafian follicle releases an ovum.
- D. The corpus luteum produces progesterone.
Correct answer: C
Rationale: Ovulation is the release of a mature egg (ovum) from the Graafian follicle in the ovary. This process is essential for fertilization. Choice A is incorrect because the fallopian tube does not move the ovum to the uterus; rather, it provides a pathway for the egg to travel from the ovary to the uterus. Choice B is incorrect as the oocyte undergoes its first meiotic division after ovulation. Choice D is incorrect because the corpus luteum forms after ovulation and is responsible for producing progesterone.
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