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The rates of left-handedness in the United States and Great Britain have _____ since 1900.


A) increased
B) decreased
C) remained the same
D) become equal to rates of right-handedness

E) C) and D)
F) B) and D)

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When considering children's health and body growth, what is most different between 5-year-old Gregg's cohort and his 80-year-old great-grandfather's cohort?


A) Children have gone from suffering malnutrition to being healthy.
B) Children have become more impoverished, leading to malnutrition.
C) Children have become less impoverished, which has led to malnutrition.
D) Children no longer suffer from undernutrition, but now face overnutrition.

E) A) and C)
F) B) and C)

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In the United States, the leading cause of childhood death is _____.

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A child who acts fearful, has a sensitive startle reaction, and exhibits quick, aggressive responses may be the victim of _____.

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maltreatme...

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As children mature between the ages of 3 and 6, the ability to attend to what adults request gradually increases. This ability is fueled by brain maturation and _____.


A) self-absorption
B) personality characteristics
C) emotional regulation
D) introspection

E) B) and D)
F) B) and C)

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Exposure to high levels of lead has been directly correlated with _____.


A) improved motor skills
B) reduced intelligence
C) cognitive focus
D) academic achievement in adolescence

E) A) and D)
F) C) and D)

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Child _____ occurs when a parent takes deliberate action to cause harm.

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In early childhood, the amygdala is not well connected to more reflective parts of the brain, causing sudden _____.


A) spikes in body temperature
B) intense emotions
C) distortions of speech perception
D) recollection of memories

E) C) and D)
F) B) and D)

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JongHyun is able to play "Go Fish," a card game that requires quick thinking. What brain change most directly supports his ability to think quickly?


A) hypothalamic functioning
B) myelination
C) frontal cortex maturation
D) development of new axons

E) C) and D)
F) B) and C)

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A typical 6-year-old in a developed nation _____.


A) weighs between 40 and 50 pounds
B) is at least 4
A typical 6-year-old in a developed nation _____. A)  weighs between 40 and 50 pounds B)  is at least 4   feet tall C)  looks chubby, not lean D)  has babylike body proportions feet tall
C) looks chubby, not lean
D) has babylike body proportions

E) All of the above
F) C) and D)

Correct Answer

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Why are girls likely to be able to write their names at a younger age than boys?


A) Fine motor skills mature about six months earlier in girls.
B) Fine motor skills mature about six months earlier in boys.
C) Gross motor skills mature about six months earlier in girls.
D) Gross motor skills mature about six months earlier in boys.

E) A) and C)
F) A) and B)

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Instead of accident prevention, public health experts prefer the term _____.


A) injury control
B) perceptual oversight
C) federal laws
D) CPR

E) None of the above
F) A) and B)

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Five-year-old Aspen can ride a bicycle without training wheels, hop on one foot, and kick a ball. However, he can't write his name legibly. Aspen clearly excels in _____.


A) fine motor skills
B) gross motor skills
C) lateralization
D) limbic system development

E) A) and B)
F) A) and D)

Correct Answer

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The brains of Romanian orphaned children were ____ lateralized than those of Romanian children who were never institutionalized.


A) more
B) less
C) equivalently
D) specifically

E) A) and D)
F) B) and D)

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Which characteristic is a potential effect of too much cortisol early in life?


A) permanent improvements in learning and health
B) permanent blunting or accelerating of emotional responses
C) reduced risk of attention-deficit/hyperactivity disorder
D) permanent increases in metabolic rate

E) A) and B)
F) B) and C)

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The uncontrolled activity of the amygdala is a reason that young children experience _____.


A) a language explosion
B) the ability to write
C) frightening nightmares
D) an increased susceptibility to disease

E) C) and D)
F) None of the above

Correct Answer

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Lyndsey, a 3-year-old, shows her drawing to her mother. The drawing includes a circle with dots for eyes, a single curve for a smiling mouth, and a short line underneath for the body. Her mom says, "That looks like Daddy!" If the mother wants to encourage her daughter's creativity, what should she have said instead?


A) "You forgot the feet!"
B) "Where's the nose?"
C) "Who is this supposed to be?"
D) "Can you tell me about your picture?"

E) A) and B)
F) A) and C)

Correct Answer

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Too much sugar causes tooth decay in childhood.

A) True
B) False

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Nicoli suffered a stroke in the left hemisphere of his brain. Which skill is most likely to have been affected?


A) language
B) face recognition
C) emotion processing
D) location in space

E) B) and C)
F) All of the above

Correct Answer

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Prior to 1960, misconceptions about both the frequency of child maltreatment and the perpetrators masked the real problems of child maltreatment.

A) True
B) False

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