* Heart beat present.
* Blood cells and vessels have formed.
* Pharynx, lower respiratory tract, esophagus, stomach, 1st half of the duodenum, liver, pancreas,
and gallbladder there.
* Kidneys formed.
* Brain formed and brain waves detectable.
* Thyroid and adrenal glands present.
* Bones and muscles developed.
* Flat bones of skull developing.
* 2 layers of skin cells.
* Fingers, toes, ears, and nose forming.
* Baby has a blood type :)
* Making glycogen to store in the liver.
* Secreting bile.
* Lungs, bronchi, and trachea formed.
* Fetal respirations are viewable by ultrasound.
* Vocal cords present.
* Kidneys functioning and excreting urine.
* Nerve fibers present.
* He/she can wiggle his/her toes.
* He/she can see.
* Taste buds present.
* Secreting thyroxine and adrenal cortex producing hormones.
* Female/male genitalia fully differentiated.
* Lanugo, fingernails, and toenails appearing.
* Baby has meconium and his/her anus is open.
* GI tract secreting enzymes.
* Bronnchi and terminal bronchioles enlarging and aveoli forming.
* Elastic fibers are present in lungs.
* Quickening has begun.
* Cerebral lobes delineated and the cerebellum assumes some prominence.
* Female: Oogenesis started and vagina open.
* Male: Testes in place for descent.
* Arm and leg movements seen on ultrasound and joint cavities appear.
* Skin thickening and epidermal ridges present.