Explain the concept of sensory crossover. Include a description of the rare condition called synesthesia
What will be an ideal response?
Answer: A good answer will include the following key points.
• Sensory crossover refers to a situation in which the stimulation of one sense also evokes a sensation in another (e.g., sound waves activate a visual part of the brain).
• Synesthesia is a rare condition in which sensory crossover occurs.
• People with synesthesia may "hear" colors and "see" sounds, for example.
• No one knows yet why synesthesia occurs, though there are many theories.
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Systems theory acknowledges that multiple contributions are important to causality and that they also
a. focus on childhood experiences. b. are unconscious conflicts. c. focus on physical illnesses. d. are interdependent.
Alma and Vera are sisters in late middle age. They wish to exert some control over the end-of-life care they will receive. Alma creates a directive giving instructions to family members, friends, and medical personnel. Vera appoints her eldest daughter to make decisions for her when the time comes. Which statement is true?
A. Alma is using a living will. Vera is using a health care proxy. B. Alma is using a health care proxy. Vera is using a living will. C. Both sisters are using a living will. D. Both sisters are using a health care proxy.
Tim has a strong negative attitude toward nuclear power; Sarah dislikes nuclear power too, but has a much weaker attitude. One day, both get asked to donate to a campaign against nuclear power. According Holland, Verplanken, and Ad van Knippenberg (2002), what should be the effect of this behavior?
a. Tim’s behavior won’t change his attitude, while Sarah’s attitude will depend on how much she donates. b. Tim and Sarah will both change their attitudes to be consistent with the amount that they donate, in order to reduce dissonance. c. Tim will base his donations on his prior attitude, while Sarah will not donate and will therefore become more negative toward nuclear power. d. Tim and Sarah will both maintain their prior attitudes, because negative attitudes resist change even when they are weak.
The case of HM is a documented case of a patient who could not form new long-term memories due to the removal of his _____ and parts of his temporal lobe.
A) hippocampus B) amygdala C) corpus callosum D) cerebellum