Benign tumors
A) spread rapidly through the process of metastasis.
B) are difficult to remove from brain tissue.
C) do not require treatment.
D) are likely to be fatal in very old persons.
E) have a distinct border.
Answer: E
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Although their pronunciation of words is not as precise as it will become later, at what age can most toddlers speak clearly enough to make themselves understood about nearly anything they wish?
a. 1 year b. 2 years c. 3 years d. 4 years
Which of the following is true regarding heroin and morphine?
A. Morphine was developed as a drug to replace heroin. B. Heroin was developed as a drug to replace morphine. C. Researchers knew that heroin would be more addictive than morphine. D. Researchers knew that heroin and morphine were similarly addictive.
What is a key difference between Selye's general adaptation syndrome and Holmes and Rahe's life-change events?
A. Selye only studied men's responses to stress, while Holmes and Rahe studied both men's and women's responses to stress. B. Selye looked at conflicting immunological responses, while Holmes and Rahe looked at fight-or-flight responses. C. Selye used an evolutionary perspective, while Holmes and Rahe used a genetic perspective. D. Selye looked at the body's response to stress, while Holmes and Rahe looked at the stressors themselves.
Self reinforcement involves
A. home practice activities that support the goals of a therapeutic intervention. B. systematically rewarding oneself to increase or decrease the occurrence of a target behavior. C. learning that occurs from witnessing another person perform a behavior. D. forming a contract with another person detailing what rewards or punishments are contingent on the performance of a behavior.