The second trimester ends. The fetus is about 14 inches long with a regular sleep pattern. Prepare for the third trimester.
Week 14 - Bones Harden
Week 5 - Heartbeat Begins
Week 38 - Organ Maturation
Week 32 - Nail Growth
Week 29 - Lung Function Improves
Week 19 - Muscle Development
Week 22 - Lung Maturation
Week 17 - Fat Layers Develop