Why is it important for us to understand both sensation and perception? How does this relate to bottom-up and top-down processing?
What will be an ideal response?
Answer: Perception is the overall process of apprehending objects and events in the environment. Sensation is the process by which stimulation of sensory receptors produces impulses that represent internal or external experiences. Bottom-up processing is data driven, starting with sensory information from the environment. Top-down processing involves higher mental functions and affects perception.
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If one identical twin has Parkinson's disease before age 51, what is the probability that the other twin will also develop the disorder?
A. 6 times greater than for a fraternal twin B. around 50% C. 6 times greater than the general population D. 10 times greater than for a fraternal twin
A lateralized brain
A) is more common in left-handed than right-handed individuals. B) is more effective at regulating emotion than a nonlateralized brain. C) means that many areas of the cerebral cortex are not yet committed to specific functions. D) may have evolved because it enabled humans to cope more successfully with changing environmental demands.
Lucy complained of paralysis in her leg that made it impossible for her to work or do household chores. When in the emergency room, she appeared unconcerned with her ailment and discussed it at great length
She even invited people to come and poke her leg to show that she experienced no sensations. She would most likely be diagnosed with a) somatic symptom disorder. b) conversion disorder. c) malingering. d)illness anxiety disorder.
Obesity
A) has been increasing in many countries, including the United States. B) is culturally defined. C) rates vary little across Western cultures. D) is more common in men than in women.