Exam 6: Physical Development

Compare and contrast typical motor development in middle childhood and adolescence.

It was once believed that maturation is the sole determinant of motor development,and that experience/practice are unimportant.More recent evidence,however,supports the position that maturation is not sufficient for motor development; practice and motivation are also important.What evidence supports this view?

What happens to parent-child relationships when they are disrupted in early adolescence?

One reason that young infants often fail to grasp objects within their reach is that their eye-hand coordination is poor.What characteristic of their reaching accounts for this behaviour?

What property of the young child's brain accounts for his or her tendency to have shorter attention spans than older children and adults?

What causes sexual maturation in males?

Which motor behaviour is exhibited by 90 percent of typically developing infants by 15 months of age?

Tasha is growing up in an impoverished family.The family has enough money to buy rice,pasta,and beans,but Tasha gets very little meat,dairy,or vegetables in her diet.If Tasha continues on this restricted diet,what condition will she likely develop?

William's family is wealthy and he has always been well fed and cared for.At age 3,William was shipwrecked with his parents.During the weeks before they were rescued,William and his parents had very little to eat or drink.What will be the most likely outcome for William's health due to this experience?

Which of the following patterns of the timing of pubertal onset is most closely associated with increased self-esteem?

We often joke "use it or lose it." Does carefully controlled research with nonhuman animals support this statement with respect to the development of the human brain?

Identify two ways in which parents may contribute to the development of obesity in their children.

Describe the sex differences in skeletal ossification that are present at birth,and compare these to sex differences that are present at age 12.

In contrast to previous periods in history,how do most boys in modern industrialized societies view the onset of puberty?

Based upon current research,what is the plasticity of the young child's brain attributable to?

Which of the following marks the onset of the adolescent growth spurt?

Darlene is excited by the fact she has learned to turn the dial on the dishwasher.Every chance she gets,she turns the knob to hear the noise it makes.Based on this description,how old is Darlene?

Anne is investigating the timing of the onset of puberty in a large sample of adolescents.In her sample,she finds the correlation for identical twin pairs is almost twice that of fraternal twin pairs,which in turn,is almost twice that of singleton siblings.Based on this information,what can you conclude regarding the potential cause of pubertal timing?

During which developmental period do the most rapid gains in body height occur?

What is the developmental outcome of short-term malnutrition in childhood?