size of a pin head.
The heart begins to beat.
internal organs and circulatory system began to form.
critical stages of the development of the brain and spinal cord.
Size is about 6mm.
Bones began to form.
Face eyes ears and limbs take shape.
Fingers and toes are almost complete.
All organs are present but no fully developed.
mouth, nostrils, and eyelids begin to form
Size 3 inches,
can suck it thumb.
facial feature are more clearer.
Now moving around.
Size 6-7 inches.
Hair on face and head began to appear.
Organs are still developing.
The fetus becomes very active.
Size 8-10 inches.
Breathing movements begin,
fatty deposits form under the skin.
Size 10-12 inches.
Had periods when it is active and when it rests.
Size 14-16 inches.
Rapid weight gain.
May react to loud noises like jerking.
Moves its head downwards.
Size 17-18 inches.
Continues to rapidly gain weight.
Less movement due to less room.
Decent to the pelvis for birth.