Third Trimester

Seventh Month

The structures of the spine begin to form, and dexterity is increasing. Nostrils begin to form. Response to sound and light is more consistent. Taste buds are well-developed, and baby change expression on their faces depending on if they are tasting something sweet or sour. Baby’s scalp hair is growing longer. Baby is getting more rounded, plump, and muscle tone is improving. By week 28, lungs are capable of breathing. Though they don’t actually breathe until birth, they make breathing movements. By month’s end, your baby is 11 inches long and weighs around 3 pounds.

Eighth Month

Baby’s eyes can move in their sockets. Tears can form and more time is spent opening and closing eyelids. Bone marrow is now in charge of red blood cell production. The brain enters another period of rapid growth. All five senses are functioning. Your baby is now 4-6 pounds and 17 inches long.

Ninth Month

Neurons and synapses are developing in huge numbers. Fingernails have reached the end of the fingertips. More fat and muscle strength accumulates. Skin is growing smooth. The average size is 7.5 pounds and 20 inches. Baby is settling down lower in the abdomen in preparation for birth and may seem less active.


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