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During middle childhood, the Eustachian tube becomes longer, narrower, and more
slanted, resulting in __________ of __________.
A)more frequent bouts; otitis media
B)higher rates; strep throat
C)lower rates; sinus infections
D)reduced incidence; otitis media
Bernadette, a participant in a longitudinal study, became quite familiar with the test
over time and, as a result, her performance improved. This limitation of longitudinal
research is known as
A)biased sampling.
B)practice effects.
C)random assignment.
D)cohort effects.
Which of the following is a risk associated with frequent ultrasound use?
A)premature labor
B)miscarriage
C)low birth weight
D)limb deformities
Which of the following statements is supported by research on lead exposure during
childhood?
A)Overall, poorer intelligence test scores associated with lead exposure seem to be
permanent.
B)Lead-exposed children given drugs to induce excretion of lead improve in long-term
outcomes.
C)Once lead-exposed children move away from contaminated areas, their intelligence test
scores increase.
D)Negative lead-related cognitive consequences are evident only at high levels of
exposure.
Research shows that sex education programs focusing on abstinence __________ delaying
teenage sexual activity.
A)have little or no impact on
B)have had great success at
C)are more successful for boys than for girls at
D)are more successful for girls than for boys at
__________ involves creating child-rearing environments that recognize each child's
temperament while simultaneously encouraging more adaptive functioning.
A)Goodness of fit
B)Social referencing
C)Emotional self-regulation
D)Effortful control
__________ is the least-developed of the newborn baby€s senses.
A)Hearing
B)Taste
C)Vision
D)Touch
Which of the following statements about vision in newborn babies is true?
A)Newborns are attracted to muted colors, such as gray, rather than colored stimuli.
B)Newborns' eye movements are slow and inaccurate.
C)Newborns tend to look at entire shapes rather than a single feature of an object.
D)Newborns see more clearly at far distances than up close.
Which of the following statements about childhood injuries is true?
A)Injury fatalities decrease from middle childhood into adolescence.
B)Injury rates for girls are considerably higher than those for boys.
C)Motor vehicle accidents are the leading cause of injury fatalities in middle childhood.
D)Sports-related injuries are the second leading cause of injury in middle childhood.
Brooke has been experiencing a period of rapid pubertal change. Brooke is in which
phase of adolescence?
A)early adolescence
B)middle adolescence
C)late adolescence
D)emerging adulthood
A child in the concrete operational stage will have the most trouble with which of the
following?
A)abstract ideas
B)concrete information
C)information she can perceive directly
D)dual representation
Mounting evidence indicates that __________ determines whether attachment security is
linked to later development.
A)child temperament
B)heredity
C)continuity of caregiving
D)family size
