Final answer:
Abdominal girth measurements are taken slightly above the umbilicus and are used to assess the size and growth of the abdomen. They are charted in centimeters and can be converted to inches for parents to understand.
Step-by-step explanation:
Measurements for abdominal girth are typically taken slightly above the umbilicus, and they are charted in centimeters but can be converted to inches for parents' understanding. Abdominal girth measurements are used to assess the size and growth of the abdomen. By measuring the abdominal girth, healthcare providers can monitor the development of the fetus or the child.