ATI RN
Exam 4 Psychology 101
1. While out for a walk, you come across a ferocious dog. You feel your heart beating faster and your palms begin to sweat. Which part of the peripheral nervous system is activated in this situation?
- A. Autonomic
- B. Sympathetic
- C. Parasympathetic
- D. Somatic
Correct answer: B
Rationale: The correct answer is B: Sympathetic. When encountering a stressful situation like a ferocious dog, the sympathetic nervous system is activated, leading to the 'fight or flight' response. This response triggers physiological changes like increased heart rate, sweating, and heightened alertness to prepare the body to deal with the perceived threat. The autonomic nervous system (Choice A) encompasses both the sympathetic and parasympathetic divisions, so it's a broader category. The parasympathetic nervous system (Choice C) is responsible for the body's 'rest and digest' functions, which are opposite to the physiological changes seen in a stress response. The somatic nervous system (Choice D) controls voluntary movements and sensory information, not the physiological responses seen in a stress reaction.
2. What is a person's total genetic endowment?
- A. Phenotype
- B. Genotype
- C. Chromosomes
- D. DNA
Correct answer: B
Rationale: The correct answer is B: Genotype. A genotype refers to a person's total genetic endowment, representing the specific genetic makeup inherited from their parents. This includes all the genes and genetic information contained in an individual's DNA. Choices A, C, and D are incorrect because: A) Phenotype refers to the observable characteristics resulting from the interaction of genetics and the environment; C) Chromosomes are physical structures that contain genes, not the total genetic endowment itself; D) DNA carries genetic information but is just one component of an individual's total genetic endowment.
3. 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.
4. How does the biopsychosocial model differ from the biomedical model?
- A. The biopsychosocial model focuses solely on the biological aspects of disease.
- B. The biopsychosocial model includes biological, psychological, and social factors, whereas the biomedical model focuses on only biological factors.
- C. The biopsychosocial model is outdated and has been replaced by the biomedical model.
- D. The biopsychosocial model is identical to the biomedical model.
Correct answer: B
Rationale: The biopsychosocial model differs from the biomedical model by considering biological, psychological, and social factors in understanding health and illness. Choice A is incorrect because the biopsychosocial model does not solely focus on biological aspects. Choice C is incorrect as the biopsychosocial model is not outdated but rather offers a more comprehensive approach. Choice D is incorrect as the two models are distinct in their considerations of factors beyond biology.
5. Alicia, 5 years old, knows that she will take a bath at 6:05, change clothes at 6:15, eat breakfast at 6:20, commute to school at 6:40, and join the assembly at 7:00. A child's awareness of his or her scripts or daily routine is classified under which type of memory?
- A. Semantic memory
- B. Nondeclarative memory
- C. Generic memory
- D. Autobiographical memory
Correct answer: D
Rationale: The correct answer is D, Autobiographical memory. Autobiographical memory refers to the memory of a person's life events, such as daily routines and personal experiences. In this scenario, Alicia's awareness of her daily routine falls under autobiographical memory as she remembers specific events related to her own life. Choices A, B, and C are incorrect. Semantic memory is related to general knowledge about the world, nondeclarative memory involves memories that are not consciously recalled, and generic memory is not a recognized memory classification.
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