Exam 4: Physical Development in Infancy and Toddlerhood

Research suggests that there is a sensitive period,__________,when babies are biologically prepared to "zero in" on socially meaningful perceptual distinctions.

Four-month-old Logan's parents are tracking his motor development.Which motor skill is Logan likely to have already achieved?

The newborn's grasp reflex is replaced by __________.

The current Western practice of __________ delays gross-motor milestones of rolling,sitting,and crawling.

In a study of over 10,000 mothers in Western and Asian nations,consistently engaging in bedtime routines was associated with __________.

Which statement is consistent with the proximodistal trend of body growth?

In Africa,the Middle East,and Latin America,__________.

Which statement about individual and group differences in physical growth is true?

Which statement about brain development is true?

A baby's ability to manipulate objects greatly expands with the development of __________,use of the thumb and index finger opposably.

Infants and toddlers grow __________.

Which statement about the perceptual narrowing effect is true?

Compared to U.S.babies,Dutch babies __________.

Coating the neural fibers with an insulating fatty sheath during the process of __________ improves the efficiency of message transfer.

Pound for pound,an infant's energy needs are __________ those of an adult.

Some responses,such as __________,are very difficult to classically condition in young babies because they do not yet have the motor skills needed to deal appropriately with the stimuli.

Yolanda,age 2,is being raised in a single-parent household.Although her mother works,she does not always have sufficient funds to purchase enough food for a healthy,active life.Yolanda is skinny and withdrawn.Yolanda suffers from __________.

During habituation,__________.

Marasmus __________.

Describe how cultural variations in infant-rearing practices affect motor development.