Which of the following is FALSE?
A. Cancer cells continue to grow and divide.
B. In cancer cells, the damaged DNA cannot be repaired.
C. Cancer cells outlive normal cells and continue to form new, abnormal cells.
D. Cancer cells that show abnormal growth are referred to as NK cells.
Answer: D
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Doug lost his left leg in an automobile accident several months ago. He tells his wife that when he was shaving his face one morning, he felt the same scraping sensation on his missing leg. What may account for Doug’s phantom limb sensation?
a. ?reorganization of the somatosensory cortex b. ?misappropriated top-down processing c. ?spinal cord axons attempting to reinnervate the site of the injury d. ?motor cortex redirecting its outputs
Which of the following has NOT been studied by the opponent-process theory?
a. thrill seeking b. drug addiction c. curiosity d. social attachment
If you find a significant F value after performing an ANOVA, what does this tell you?
A) only that there was an overall significant effect of the IV B) that there was no significant difference in the experiment C) that there was an overall significant effect of the IV and which groups differed from each other D) that the variances of the groups are equal
What is required for a diagnosis of partial fetal alcohol syndrome?
A. at least two of the three characteristic facial abnormalities B. an alcohol-related physical malformation of the eyes, ears, or heart C. deficient brain growth D. absence of brain abnormalities