ATI RN
Human Growth and Development Final Exam
1. 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.
2. The most rapid prenatal changes take place in the period of the __________.
- A. zygote
- B. blastocyst
- C. embryo
- D. fetus
Correct answer: C
Rationale: The correct answer is C: embryo. The most rapid prenatal changes occur during the embryo stage, which spans from approximately 2 to 8 weeks after conception. This period is crucial as major organs and systems of the body develop rapidly, laying the foundation for future growth and development. The zygote stage is the initial single-celled entity formed by the union of sperm and egg, while the blastocyst stage involves the cluster of cells resulting from the zygote dividing and growing. The fetus stage follows the embryo stage and focuses on refining and growing existing structures rather than rapid development. Therefore, the embryo stage is where the most significant and rapid changes take place in prenatal development.
3. Certified nurse-midwives __________.
- A. cannot legally deliver babies at home in most states
- B. have degrees in nursing and additional training in childbirth management
- C. can perform cesarean deliveries and administer medication to control pain
- D. are not medical professionals, but are trained in labor and delivery support Answer: B Page Ref: 96 Skill Level: Understand with each. Topic: Approaches to Childbirth Difficulty Level: Moderate
Correct answer: B
Rationale: Certified nurse-midwives have degrees in nursing and additional training in childbirth management. They are qualified to provide prenatal care, support during labor and delivery, as well as postpartum care. They are licensed medical professionals who can assist with normal childbirth, but they do not perform surgical procedures like cesarean deliveries. They also focus on providing holistic and personalized care to women throughout the childbirth process.
4. The outermost level of Bronfenbrenner's model is the __________.
- A. microsystem
- B. macrosystem
- C. exosystem
- D. mesosystem
Correct answer: B
Rationale: The outermost level of Bronfenbrenner's model is the macrosystem. This level refers to the broader cultural context that shapes the values, laws, customs, and resources of a particular society. It includes factors such as ideology, political systems, societal norms, and cultural influences that impact development at all other levels within the model. Choice A, microsystem, refers to the immediate environment or setting in which an individual lives and interacts. Choice C, exosystem, involves settings that individuals do not directly experience but still influence them. Choice D, mesosystem, refers to the connections between various aspects of an individual's microsystem.
5. Which statement about interventions that support parents and preterm infants is true?
- A. Preterm infants whose parents receive coaching show no gains in mental test performance.
- B. Babies who are both preterm and economically disadvantaged require long-term, intensive intervention.
- C. For economically disadvantaged parents of preterm infants, just a few sessions of coaching are required.
- D. Even for parents with adequate economic and personal resources, long-term, intensive intervention is necessary. Answer: B Page Ref: 100 Skill Level: Understand Copyright © 2018 Laura E. Berk. All Rights Reserved. 29 Test Bank for Berk, Development Through the Lifespan, 7e interventions. Topic: Preterm and Low-Birth-Weight Infants Difficulty Level: Moderate
Correct answer: B
Rationale: Babies who are both preterm and economically disadvantaged typically require long-term, intensive intervention. This is because the combination of being born preterm and being economically disadvantaged can pose significant challenges for the infant's development. Providing ongoing support and interventions can help address these challenges and promote healthy development in these infants.
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