d 4

The number of overweight U.S. infants has increased, partly because they are eating more ______. (Choose every correct answer.)

desserts sweetened drinks fatty foods

Which of the following statements is true regarding the trend towards overweight infants?

Babies are eating too much junk food and not enough fruits and vegetables.

Which of the following theories have been proposed to help explain why we sleep? (Select all that apply.)

It is critical for brain plasticity. It replenishes and rebuilds the brain and body. It is necessary for survival.

Which of the following factors is associated with an infant waking during the night?

Maternal depression during pregnancy

Shaken baby syndrome causes swelling and hemorrhaging of the .

brain

The typical newborn sleeps ______ a day.

18 hours

According to research, breast feeding affects children in which of the following ways?

Breast-fed infants have fewer respiratory tract infections Breast-fed infants are less likely to become overweight. Breast-fed infants have fewer gastrointestinal infections

Which of the following statements regarding the risk factors for sudden infant death syndrome (SIDS) are true?

Infants who sleep on their stomachs are at greater risk. Infants who co-sleep are at higher risk.