ATI RN
Human Growth and Development Final Exam Answers
1. Which statement about epidural analgesia is true?
- A. It numbs the entire lower half of the body.
- B. It limits pain reduction to the pelvic region.
- C. It strengthens uterine contractions.
- D. It shortens the length of labor.
Correct answer: B
Rationale: The correct statement about epidural analgesia is that it limits pain reduction to the pelvic region by blocking nerve signals from that specific area, providing pain relief during labor and delivery. Choice A is incorrect because epidural analgesia does not numb the entire lower half of the body. Choice C is incorrect because epidural analgesia does not strengthen uterine contractions; in fact, it may sometimes weaken them. Choice D is incorrect because epidural analgesia does not shorten the length of labor; it can sometimes prolong labor.
2. Dr. Kostel believes that development takes place in stages. This belief is consistent with the __________ perspective.
- A. nurture
- B. continuous
- C. discontinuous
- D. nature
Correct answer: C
Rationale: Dr. Kostel's belief in stage-based development aligns with the discontinuous perspective, which sees development as a series of distinct stages. The continuous perspective (choice B) suggests development as a smooth and gradual process without distinct stages. The nature perspective (choice D) focuses on genetic and hereditary influences on development. The nurture perspective (choice A) emphasizes the impact of environment and upbringing on development, which is not directly related to the belief in stage-based development.
3. In females, the twenty-third pair of chromosomes is labeled as __________.
- A. an autosome
- B. dizygotic
- C. XX
- D. XY
Correct answer: C
Rationale: In females, the twenty-third pair of chromosomes is indeed labeled as XX. This pair of chromosomes determines the biological sex of females. Choice A, 'an autosome,' is incorrect as autosomes refer to the non-sex chromosomes. Choice B, 'dizygotic,' is incorrect as it relates to twins. Choice D, 'XY,' is incorrect as it represents the chromosome pair found in males.
4. The more a mental ability depends on __________ intelligence, the earlier it starts to decline.
- A. fluid
- B. crystallized
- C. emotional
- D. cultural
Correct answer: A
Rationale: The correct answer is A: fluid. Fluid intelligence, which involves problem-solving and reasoning, tends to decline earlier than crystallized intelligence. Crystallized intelligence, on the other hand, involves knowledge and skills acquired over time and is more stable with age. Emotional intelligence and cultural intelligence are not directly related to the decline of mental abilities mentioned in the question, making them incorrect choices.
5. What is one limitation of the ethnographic method?
- A. Investigators' cultural values sometimes lead them to misinterpret what they see.
- B. It provides little information on how children and adults actually behave.
- C. It relies on unobtrusive techniques, such as surveillance cameras and one-way mirrors.
- D. It provides little information about the reasoning behind participants' responses.
Correct answer: A
Rationale: The limitation of the ethnographic method is that investigators' cultural values sometimes lead them to misinterpret what they see. This can introduce bias into the observations and potentially impact the accuracy of the findings. It is important for researchers to be aware of their own biases and strive to minimize their influence when conducting ethnographic studies. Choice B is incorrect because ethnographic methods actually aim to provide rich information on how individuals behave within their cultural contexts. Choice C is incorrect as ethnographic methods typically involve direct observation and participation rather than unobtrusive techniques like surveillance cameras. Choice D is incorrect because one of the strengths of ethnographic research is its ability to uncover the reasoning behind participants' responses by immersing the researcher in the cultural setting.
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