how does stress impact brain function

ATI RN

Psychology 101 Exam 3 Test

1. How does stress impact brain function?

A. Stress has no effect on brain function.
B. Stress can lead to changes in brain structure and function.
C. Stress can improve brain function.
D. Stress has no long-term impact on brain function.

Correct answer: B

Rationale: Stress can lead to changes in brain structure and function, affecting mental health and increasing the risk of disorders. Choice A is incorrect as stress does affect brain function. Choice C is incorrect as stress generally has negative impacts on brain function rather than improving it. Choice D is incorrect because stress can have long-term impacts on brain function through structural and functional changes.

2. Kai and Ken received their Christmas gifts from their parents. Although their gifts vary in many characteristics, the two compared their gifts based on size. This tendency among children is known as:

A. Semiotic
B. Abstraction
C. Preoperational
D. Overextension

Correct answer: D

Rationale: The correct answer is D, Overextension. Overextension happens when children compare objects or experiences based on one characteristic, such as size. Choices A, B, and C are incorrect. Semiotic refers to the study of signs and symbols; Abstraction is the process of thinking about something as a general concept rather than a specific example; Preoperational is a stage in Piaget's theory of cognitive development, not related to comparing gifts based on size.

3. Which of the following characteristics best describes differences between bulimia nervosa and anorexia nervosa?

A. Individuals with anorexia nervosa do not have as severe health risks as individuals with bulimia nervosa have.
B. Individuals with bulimia nervosa may have a normal body weight.
C. Individuals with anorexia nervosa have been known to binge like those with bulimia nervosa on occasion.
D. Only those with bulimia nervosa display compensatory behaviors.

Correct answer: B

Rationale: The correct answer is B. Individuals with bulimia nervosa may maintain a normal body weight, while anorexia nervosa is often associated with severe underweight. Choice A is incorrect because individuals with anorexia nervosa actually face severe health risks due to malnutrition, electrolyte imbalances, and other complications. Choice C is incorrect as anorexia nervosa is characterized by restriction of food intake rather than binge eating. Choice D is incorrect as individuals with anorexia nervosa can also display compensatory behaviors such as excessive exercise or fasting.

4. Infant characteristics ________.

A. do not affect parental behavior.
B. only affect parental behavior when psychopathology is present.
C. are not influenced by biological factors.
D. can influence the quality of attachment relationships.

Correct answer: D

Rationale: Infant characteristics can indeed influence the quality of attachment relationships. Parents often respond to their infants based on their characteristics, temperament, and needs. This interaction shapes the attachment bond between the parent and the child. Choices A, B, and C are incorrect because infant characteristics do have an impact on parental behavior and are influenced by various factors, including biological ones.

5. In order for one to be diagnosed with panic disorder, the panic attacks must?

A. Suddenly; unexpectedly
B. Suddenly; gradually
C. Gradually; unexpectedly
D. Unexpectedly; suddenly

Correct answer: A

Rationale: The correct answer is A: 'Suddenly; unexpectedly.' Panic disorder is diagnosed when panic attacks occur unexpectedly, not gradually. Panic attacks are characterized by their sudden onset and are unpredictable. Choice B is incorrect because panic attacks do not manifest gradually. Choice C is incorrect because panic attacks are not expected or predicted. Choice D is incorrect as well because the unexpected nature of panic attacks is a key criterion for diagnosing panic disorder.