Fingernails have grown to tips of fingers. Baby sleeps and wakes at regular intervals. Eyelids begin to part and the eyes open. Finger and toe prints can be seen. Exercises by kicking and stretching.
Baby responds to light and sound.
Rapid brain growth continues. Baby is too big to move around much but can kick strongly and roll around. You may notice the shape of an elbow or heel through your abdomen. Bones of the head are soft and flexible to make it easier for baby to fit through the birth canal. Baby's lungs are mature and ready to function on their own.