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1 |  |  Babies grow faster during their second year of life than ever again. |
|  | A) | True |
|  | B) | False |
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2 |  |  Myelination is the insulation of fat over the nerve cells, which dampens the speed of information traveling through the nervous system. |
|  | A) | True |
|  | B) | False |
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3 |  |  Variation in human growth rates reflects genetic and environmental factors. |
|  | A) | True |
|  | B) | False |
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4 |  |  Iron-deficiency anemia causes listlessness and may retard physical and intellectual development during childhood. |
|  | A) | True |
|  | B) | False |
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5 |  |  In females, the development of secondary sex characteristics includes menarche. |
|  | A) | True |
|  | B) | False |
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6 |  |  A child is obese if he/she is 10 percent over the average weight for height. |
|  | A) | True |
|  | B) | False |
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7 |  |  Nearly all children who are heavy from infancy on will become overweight adults. |
|  | A) | True |
|  | B) | False |
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8 |  |  The master endocrine (hormone-secreting) gland of the body is the pituitary gland. |
|  | A) | True |
|  | B) | False |
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9 |  |  Puberty represents the attainment of sexual, physical, and psychology maturity. |
|  | A) | True |
|  | B) | False |
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10 |  |  On average, sexual maturation begins about a year earlier for girls than for boys. |
|  | A) | True |
|  | B) | False |
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11 |  |  Early-maturing boys are more likely to smoke, drink, be depressed, have older friends, and request earlier independence. |
|  | A) | True |
|  | B) | False |
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12 |  |  During synaptic pruning, the brain disposes of a neuron's axons and dendrites if that particular neuron is not often stimulated. |
|  | A) | True |
|  | B) | False |
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13 |  |  The motor area of the brain develops most rapidly. |
|  | A) | True |
|  | B) | False |
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14 |  |  The sequence in which the greatest physical growth occurs from bottom to top (legs, trunk, head) is called the cephalocaudal pattern. |
|  | A) | True |
|  | B) | False |
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15 |  |  The sequence in which the greatest growth starts at the center of the body and moves toward the extremities is called the proximal-distal pattern. |
|  | A) | True |
|  | B) | False |
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16 |  |  During the embryonic period, neurons are created at a rate of 250,000 per minute. |
|  | A) | True |
|  | B) | False |
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17 |  |  The cerebral cortex plays a critical role in brain functioning, such as perception, thinking, and language. |
|  | A) | True |
|  | B) | False |
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18 |  |  Neuroscientists believe that the brain's responsiveness and efficiency are developed through environmental stimulation. |
|  | A) | True |
|  | B) | False |
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19 |  |  The right and left hemispheres of the brain are connected by a set of nerve fibers called the corpus callosum. |
|  | A) | True |
|  | B) | False |
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20 |  |  Thelen and Smith (1994) argue that the development of locomotion consists of four clear phases or transitions. |
|  | A) | True |
|  | B) | False |
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