Exam 5: Physical Development in Infancy

Sound localization, pinpointing the source of a sound, is slightly poorer in infants due to __________.

__________ is a disorder in which infants stop growing due to a lack of stimulation and attention.

About how many infants in the United States are affected by sudden infant death syndrome each year?

By approximately __________ months of age, infants' brain waves become more regular.

Recent research on the benefits of breast milk has focused on the role of __________ to improve digestion.

If a 9-month-old infant in the "visual cliff" experiment did not willingly crawl across the cliff, it revealed that the infant had developed __________.

Think about the rapid pace of physical growth during the infancy period as discussed in your text. Have you noticed examples of the major principles that govern growth when you observe your virtual child? Provide examples in regard to gross and fine motor development.

As a newborn, Li Chan went through periods in which her legs would jerk in a regular pattern every minute or so. This is known as a __________.

When a young child encounters an icy patch on a driveway, she may soon discover that walking on ice may lead to falling. She learns that the ice __________ the possibility of falling.

Neurons send messages to other neurons by crossing a small gap known as a __________.

Gabriel's parents were impressed with his repertoire of responses that helped him to adapt to his environment as an infant. These unlearned and involuntary responses are known as __________.

Infants express which of the following reactions?

At one end of a neuron is a cluster of fibers called __________; they receive messages from other cells.

The Brazelton Neonatal Behavioral Assessment Scale (NBAS) is used to measure __________.

At birth, the average baby length is approximately __________ inches.

Ache infants tend to walk later than Jamaican and Kipsigis infants do. This is due in part to __________.