Regarding handedness, which of the following statements is FALSE?
a. Prenatal hand preferences persist for at least ten years after birth.
b. Handedness appears to be influenced by a single gene on the Y chromosome.
c. Forcing a left-handed child to use the right hand may create speech or reading problems.
d. Two left-handed parents are more likely to have a left-handed child than two right-handed parents are.
B
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A mother who complains that her son clings to her constantly and cries and complains when she is gone should be advised that
a. this is normal behavior at certain stages of development. b. this is an unfortunate consequence of an undesirable parenting style. c. attachment behavior is clearly a function of delayed cognitive development. d. such behavior should be quickly discouraged because it leads to dependency as an adult.
Which of the following is a limitation of measuring brain activity by ERP (event-related potential)?
Much of the activity that occurs in the brain occurs at a depth not measurable by the procedure. Many people have allergic reactions to the dye that is injected during the procedure. Because of the hyperactivity of infants, it is extremely difficult to interpret the results of the test. While it signifies that perception has occurred, interpretation of the measurement is not straight-forward.