ATI RN
Exam 4 Psychology
1. In order for one to have a recessive trait (e.g., having red hair), the person must receive?
- A. At least one copy of a recessive gene from a parent
- B. Two copies of a recessive gene, one from each parent
- C. At least one copy of a recessive gene and at least one copy of a dominant gene
- D. At least two copies of a recessive gene from one parent
Correct answer: B
Rationale: Recessive traits are expressed when an individual inherits two copies of the recessive gene, one from each parent. Therefore, the correct answer is B. Choice A is incorrect as one copy of a recessive gene is not sufficient to display a recessive trait. Choice C is incorrect because having at least one copy of a dominant gene is unrelated to expressing a recessive trait. Choice D is incorrect because two copies of a recessive gene must come from both parents, not just one.
2. What role do hormones play in mental health and behavior?
- A. Hormones only affect physical processes, not mental health.
- B. Hormones play a critical role in regulating mood, behavior, and mental health.
- C. Hormones have no effect on behavior.
- D. Hormones are only involved in reproductive processes.
Correct answer: B
Rationale: Hormones play a critical role in regulating mood, behavior, and mental health, influencing everything from stress response to emotional stability. Choice A is incorrect because hormones have a significant impact on mental health in addition to physical processes. Choice C is incorrect as hormones do have a notable effect on behavior. Choice D is incorrect as hormones have broad functions beyond just reproductive processes.
3. What is the biopsychosocial model?
- A. A model that integrates biological, psychological, and social factors in understanding mental disorders.
- B. A model that emphasizes the interaction between biological and psychological factors, excluding social influences.
- C. The biopsychosocial model emphasizes only psychological factors in mental disorders.
- D. The biopsychosocial model is a purely biological approach to mental health.
Correct answer: A
Rationale: The biopsychosocial model is a comprehensive approach that considers biological, psychological, and social factors in understanding mental disorders. Choice A is correct because it accurately describes how this model integrates these three factors. Choice B is incorrect as it excludes social influences from the model. Choice C is incorrect because it states that the model only emphasizes psychological factors, which is not true. Choice D is incorrect as it suggests that the model is purely biological, which is also inaccurate.
4. Genes ________
- A. determine how a person will behave.
- B. cause people to develop mental disorders.
- C. determine what characteristics a person will have.
- D. determine the range of characteristics a person has.
Correct answer: D
Rationale: Genes determine the range of characteristics a person has. Choice A is incorrect because genes do not solely determine behavior, as behavior is influenced by a combination of genetic and environmental factors. Choice B is incorrect because while genes can contribute to the risk of developing mental disorders, they do not directly cause them. Choice C is incorrect as genes contribute to but do not solely determine all characteristics a person will have.
5. Etiology refers to ________
- A. a condition that tends to maintain maladaptive behavior.
- B. the causal pattern of a disorder.
- C. a predisposition toward developing a disorder.
- D. a condition that makes it less likely a person will experience the negative consequences of stress.
Correct answer: B
Rationale: Etiology refers to the causal pattern of a disorder, explaining the factors contributing to the development of a specific condition. Choice A is incorrect as it describes a condition that maintains maladaptive behavior, which is not the definition of etiology. Choice C is incorrect as it refers to a predisposition, which is more related to risk factors rather than the cause itself. Choice D is incorrect as it discusses a condition that reduces the negative consequences of stress, which is not directly related to the cause of a disorder.
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