AP PSYCHOLOGY

DEVELOPMENTAL PSYCHOLOGY

NEWBORN DEVELOPMENT

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is true concerning babies’ weight?
A
During infancy, baby girls tend to weigh slightly more than baby boys.
B
During infancy, baby boys tend to weigh slightly more than baby girls.
C
Most babies lose weight between three and four months.
D
Most babies weigh about twelve pounds at one year.
Explanation: 

Detailed explanation-1: -Boys tend to weigh slightly more than girls (by less than 1 pound, or approximately 350 grams). They also tend to be slightly longer than girls at this age (by about 1⁄2 inch, or 1.25 cm). Your pediatrician will pay particular attention to your child’s head growth, because it reflects the growth of her brain.

Detailed explanation-2: -According to the WHO, the average birth weight of a full-term male baby is 7 pounds (lb) 6 ounces (oz), or 3.3 kilograms (kg). The average birth weight of a full-term female is 7 lb 2 oz, or 3.2 kg. The average weight of a baby born at 37–40 weeks ranges from 5 lb 8 oz to 8 lb 13 oz. This is 2.5 to 4 kg.

Detailed explanation-3: -What is true concerning babies’ weight? a. During infancy, baby girls tend to weigh slightly more than baby boys.

Detailed explanation-4: -Genetic factors and maternal conditions such as obesity or diabetes can cause fetal macrosomia. Rarely, a baby might have a medical condition that makes him or her grow faster and larger. Sometimes it’s unknown what causes a baby to be larger than average.

Detailed explanation-5: -Why is low birthweight a concern? A baby with low birthweight may be at increased risk for complications. The baby’s tiny body is not as strong and he or she may have a harder time eating, gaining weight, and fighting infection.

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