AP PSYCHOLOGY

Detailed explanation-1: -Infant and Toddler Physical Growth and Development. Physical development refers to the advancements and refinements of motor skills, or, in other words, children’s abilities to use and control their bodies. Physical development is one of the many domains of infant and toddler development.

Detailed explanation-2: -Body growth is the cumulative sum of cell proliferation and cell enlargement which occurs in multiple tissues.

Detailed explanation-3: -Fetus: After the embryonic period, the developing human is called a fetus. The fetal period (ninth week to birth) is a period of maturation when many established organ systems develop further.

Detailed explanation-4: -The fetus and embryo develop within the uterus, an organ that sits within the pelvis of the mother. The process the mother experiences whilst carrying the fetus or embryo is referred to as pregnancy.

Detailed explanation-5: -Human development is a lifelong process of physical, behavioral, cognitive, and emotional growth and change.