ATI RN
Human Growth and Development Exam 1
1. When trying to soothe a crying baby, what technique do Western parents typically attempt first?
- A. Massaging the baby's body
- B. Offering a pacifier and a receiving blanket
- C. Playing recorded womb sounds or sounds of nature
- D. Lifting the baby to the shoulder and rocking or walking
Correct answer: D
Rationale: When Western parents aim to soothe a crying baby, the technique they usually try first is lifting the baby to the shoulder and rocking or walking. This method is effective because the motion and closeness provided by rocking or walking can help calm the baby and offer comfort. Choice A is incorrect as massaging the baby's body is not typically the first technique used. Choice B is incorrect as offering a pacifier and a receiving blanket may be tried after lifting the baby to the shoulder. Choice C is also incorrect as playing recorded sounds is usually not the initial technique attempted.
2. Like longitudinal research, cross-sectional studies can be threatened by __________.
- A. practice effects
- B. participant dropout
- C. sequential timing
- D. cohort effects
Correct answer: D
Rationale: Cross-sectional studies can be threatened by cohort effects because different age groups may have experienced different historical or social contexts, influencing the results. This disparity can lead to invalid comparisons between age groups, confounding the study's findings. Option A, practice effects, refer to changes in participants' behavior due to repeated testing, not a specific threat to cross-sectional studies. Participant dropout (Option B) is a threat related to attrition in longitudinal studies, not cross-sectional studies. Sequential timing (Option C) does not pose a threat to cross-sectional studies; instead, it refers to the order of tasks in a study design.
3. In the __________ period, teratogens rarely have any impact.
- A. germinal
- B. embryonic
- C. fetal
- D. prenatal
Correct answer: A
Rationale: In the germinal period of prenatal development, which lasts for about the first two weeks after fertilization, the developing organism is a zygote that has not yet implanted in the uterus. During this period, teratogens rarely have any impact because essential implantation and early cellular division processes are occurring. Teratogens are more likely to have significant effects during the later embryonic and fetal periods of development. Therefore, the correct answer is A. Choice B, embryonic period, is incorrect because teratogens have a higher likelihood of impacting development during this period. Choice C, fetal period, is also incorrect as teratogens can impact development during this stage as well. Choice D, prenatal, is a broad term encompassing the entire period of development from conception to birth and is not a specific developmental stage where teratogens have a minimal impact.
4. In the scenario where parents at Central Elementary School responded to a multiple-choice questionnaire regarding the most important activity they do with their child, this is an example of a __________.
- A. structured interview
- B. clinical interview
- C. naturalistic observation
- D. structured observation
Correct answer: A
Rationale: A structured interview involves asking individuals a predetermined set of questions in a set order. In this scenario, parents at Central Elementary School were given a multiple-choice questionnaire, which indicates that the questions were predetermined and likely asked in a specific order. This method allows for standardized data collection and comparison across participants. Choice B, clinical interview, involves in-depth questioning aimed at understanding an individual's thoughts, feelings, and behaviors related to psychological issues, which is not the case here. Choice C, naturalistic observation, involves observing individuals in their natural environment without interference, which is not applicable to a questionnaire scenario. Choice D, structured observation, involves systematically observing behavior in predefined ways, not relevant to the given scenario of questionnaire responses.
5. Dr. Wu observes children’s responses to bullying by watching them play in a park. This is an example of a(n) __________.
- A. ethnographic study
- B. naturalistic observation
- C. structured observation
- D. clinical interview Answer: B Page Ref: 28 Skill Level: Apply Topic: Studying Development Difficulty Level: Moderate
Correct answer: B
Rationale: Dr. Wu's observation of children's responses to bullying by watching them play in a park is an example of naturalistic observation. Naturalistic observation involves observing behavior in a natural setting without any manipulation or intervention. Dr. Wu is simply observing the children's behavior in a real-world setting to gain insights into how they respond to bullying, making it a naturalistic observation.
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