ATI RN
Human Growth and Development Final Exam Answers
1. Which statement provides an example of an age-graded influence?
- A. Paul learned to play the violin at a young age.
- B. Jack enjoys hiking in the mountains.
- C. Sarah prefers reading mystery novels.
- D. Alex excels in mathematics.
Correct answer: A
Rationale: The corrected statement 'Paul learned to play the violin at a young age' provides an example of an age-graded influence. This is because learning to play the violin is a behavior that is typical or expected at a certain age, reflecting how age influences individuals' experiences and development. In contrast, choices B, C, and D do not directly relate to age-graded influences. Jack's enjoyment of hiking, Sarah's preference for reading mystery novels, and Alex's proficiency in mathematics are not inherently tied to age-related developmental influences.
2. Which statement about the harm done by teratogens is true?
- A. Passive smoking can be harmful to the developing fetus.
- B. The genetic makeup of the mother and the developing organism plays an important role.
- C. The negative impact of teratogens is usually reversible.
- D. The most serious defects occur in the germinal period.
Correct answer: B
Rationale: The statement that the genetic makeup of the mother and the developing organism plays an important role in the harm done by teratogens is true. Genetic factors can influence susceptibility to teratogens, and the interaction between genetic and environmental factors plays a significant role in determining the impact on the developing fetus. This highlights the importance of considering both genetic and environmental influences when assessing risks to prenatal development. Choice A is incorrect as passive smoking can indeed be harmful to the developing fetus. Choice C is incorrect as the negative impact of teratogens is often not reversible. Choice D is incorrect as serious defects can occur throughout prenatal development, not just in the germinal period.
3. In mammals, including humans, the sense of smell __________.
- A. does not become adultlike for several years
- B. helps mothers and babies identify each other
- C. is the least developed sense at birth
- D. takes about four months to become adultlike
Correct answer: B
Rationale: The sense of smell in mammals, including humans, plays a crucial role in helping mothers and babies identify each other. This is important for initiating bonding and caregiving behaviors. Choice A is incorrect because the sense of smell is functional at birth and not entirely underdeveloped for several years. Choice C is incorrect as the sense of smell is actually well-developed at birth. Choice D is incorrect because the sense of smell is functional from birth and does not take several months to become adultlike.
4. Which of the following is the best available predictor of infant survival and healthy development?
- A. Birth length
- B. Combined Apgar score
- C. Delivery date
- D. Birth weight
Correct answer: D
Rationale: The correct answer is 'Birth weight.' Birth weight is a crucial indicator of an infant's chances of survival and well-being. Low birth weight is associated with various health risks and developmental challenges. Birth length (choice A) is not as significant in predicting infant outcomes as birth weight. The Combined Apgar score (choice B) is a measure of the newborn's health status at birth, not a predictor of long-term survival and development. Delivery date (choice C) is important for determining gestational age but is not as directly related to infant survival and healthy development as birth weight.
5. __________ is the least-developed of the newborn baby’s senses.
- A. Taste
- B. Sound
- C. Vision
- D. Touch Answer: C Page Ref: 109 Skill Level: Remember Topic: The Newborn Baby’s Capacities Difficulty Level: Easy
Correct answer: C
Rationale: Vision is the least-developed of the newborn baby's senses. Newborns have limited visual acuity and are not able to focus clearly on objects. Over time, their vision will improve as they grow and develop.
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