The fetus is now about 4 inches and 120 grams in size. The bones are hardened enough that you may be able to feel the baby moving around. Some people are too overweight or have a thick uterus so they cannot feel the baby moving just yet. The finger and toe nails of the baby are starting to grow as well.
Maternal Changes on Week 16
The maternal symptoms should be about the same as the previous week. Typical abdominal aches and ligaments stretching.
Pregnancy most commonly lasts 40 weeks, this website provides information of a general nature and is not a replacement for professional healthcare advise. There are many factors that can influence a pregnancy due date including age, ethnicity, number of previous children, and length of menstrual cycle. Every woman's pregnancy is different and the due date can only be estimated within a certain degree of accuracy.