Exam 5: Physical Development: the Brain, the Body, Motor Skills, and Sexual Development

The growth-stunting effects of childhood illnesses

List three possible explanations for the sequencing and timing of early motor development, and briefly summarize each of these views.

Flexible skull seams called ____ expand during development to accommodate the growing brain.

During most of his childhood, George was a bit on the pudgy side, but with the onset of puberty, he became categorically fat. Dieting did not seem to help, although George freely admitted that he was not very interested in dieting because eating was one of the things he truly enjoyed. He did not enjoy sports or other forms of exercise that left him out of breath, nor did he truly enjoy telling "fat" jokes about himself and making people laugh, although his classmates at least seemed to like him for that. (a) From the text discussion of obesity, what factors might be involved in George's weight problem? (b) What self-fulfilling prophecies might be operating in George's case? What advice could we give him and his parents on helping him lose weight?

The developmental sequence of infant movement skills

With respect to motor development, reaction time

____ is a childhood growth disorder that stems from emotional deprivation and lack of affection.

OBESITY is to MARASMUS as ____ is to ____.

Explain what the secular trend is.

One twin practices an early skill and the other does not. Two years later, both do equally well at it. This ____ the maturational viewpoint on skills.

The function of the embryo's "guiding cells" is to

The secular trend of sexual maturation is an outcome of ____ during recent decades.

The infant's growth rate is accurately described as

The plasticity principle of early neural development implies that cells of the brain

The "optical flow" is the disappearance of objects' images at the edge of the visual field while the child moves forward. Awareness of this perceptual experience greatly increases when the infant

The substantial cross-cultural variation that exists in physical growth and development can be attributed to all of these factors EXCEPT

The earliest change of sexual maturation in boys is

ULNAR GRASP is to PINCER GRASP as ____ is to ____.

Myelinization of a nerve axon is like

Studies of enriched environments, or of extreme deprivation, tend to ____ the experiential (practice) hypothesis on motor development.