Which of the following are important functions of sleep?
a. Saving energy and strengthening memory
b. Strengthening muscles and providing dreams that predict the future
c. Removing lactic acid from the brain and increasing the velocity of action potentials
d. Stimulating underused synapses and increasing body temperature
a
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Serena works about 10 hours a day, often leaving before her kids go to school. She also brings work home on weekends. Serena has quickly climbed the ladder in her profession and makes a high salary. But her husband and kids wish she would spend more time with them. Vallerand's model would say that Serena's work is guided by which of the following?
a. achievement b. harmony c. obsession d. generativity
Which stereotype about the elderly is TRUE?
A) People treated the elderly better in the "good old days." B) People see the elderly as wise. C) In China, people feel much better about old age than do people in the West. D) Young people are especially negative about old age.