16-week fetus
At week 16, the fetus:
- reaches a length of about 6 inches
- makes active movements
- makes sucking motions with the mouth

Review Date:
10/19/2007
Reviewd By:
Deirdre O’Reilly, MD, MPH, Neonatologist, Division of Newborn Medicine, Children’s Hospital Boston and Instructor in Pediatrics, Harvard Medical School, Boston, Massachusetts. Review Provided by VeriMed Healthcare Network.