Maurice is 8 years old and is shown two round balls of clay that are equal in size. He watches as the experimenter rolls one ball into a long sausage shape. When asked, "Which has more clay?" he will likely reply __________________
a. the ball
b. the long one that looks like a sausage
c. I'm not sure; I'll need to weigh them
d. they're both the same
Answer: D
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Fiona's parents are recently divorced, and she now lives most of the time with her mother. If Fiona's situation is like many children after a divorce, her mother's income will __________.
A. increase B. decrease C. increase at first, then decrease sharply D. stay the same as before the divorce
Chemical messengers that transport nerve impulses from one nerve cell to another are called
a. hormones. b. glials. c. synapses. d. neurotransmitters. e. interneurons.
After prosthesis implantation, a man is still able to orgasm, ejaculate, and impregnate
a. True b. False Indicate whether the statement is true or false
Which of the following changes is listed in the textbook as a result of the brain aging?
neurons firing more quickly reaction time lengthens brain size increases multitasking becomes easier