What to Expect
Mothers and Prenatal development by Estefany and Holly
The baby's heart is beating and the intestines are forming, the baby is a size of a kidney bean, earlobes, eyelids, mouth, nose are taking shape. The bladder, lungs, and intestines form by week 5.
The baby's fingers and toes are evident, and eyebrows, eyelids, eyelashes, nails, and hair are developing. Teeth and bones become denser. The baby can suck their thumb, can yawn, stretch, and make faces. Nervous system can function. The baby is 12 inches long at the end of the 6th month.
The baby has fat that's beginning to develop. The baby is 14 inches at 7 months. Hearing and sight has fully developed. Brain is developing rapidly, and most internal systems are developed. The lungs are nearly developed, and can blink, turn head, and grasp firmly. And responds to sounds, light, and touch.