This is a page of 3d ultrasound images at 33 weeks of pregnancy taken at our 3d 4d ultrasound studio
At 33 week baby’s weighs is more than four pounds and a baby has a size over 17 inches. It is comparable to size of a big pineapple. A baby’s skeleton is hardening. The interesting fact is that bones of the baby’s skull are not blend into a whole yet. They are loose and might be overlapped to facilitate a movement through a birth canal.
Most recognizable facts of fetal development at this stage: baby's kidneys are fully developed and the liver is functioning. The baby continues to add more weight.