During the development of your four-year-old nephew's brain, a number of neurons died and many synapses were pruned. As a result, when he is older, he will
A. suffer from intellectual disability.
B. probably be totally normal.
C. not be able to learn to talk.
D. have normal speech, but his intellectual functioning will be lower than normal.
Answer: B
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Textures can be used to create a sense of depth because:
A. each eye sends a different, independent image to the brain B. texture results in the figure being more dominant than the background C. the loss of sharpness and detail causes a sense of distance D. the farther away the object is, the more defined the sense of texture
For adolescents who are ethnic minorities, ethnic identity is typically achieved between the ages of
a. nine and 11. b. 12 and 15. c. 15 and 19. d. 19 and 22.
Learning is described as a relatively permanent change in behavior because ________
a) it is thought that learning changes the nerve fiber patterns in your muscles b) once you learn something, you will never fail to remember it or carry out the correct action c) it is thought that when learning occurs those behaviors become fixed in your brain d) memory processes, unlike learning processes, are not permanent
During which phase does the refractory period occur for men?
a) excitement b) plateau c) orgasm d) resolution