Wednesday, January 04, 2006

The baby is growing

14 weeks (lmp) 12 weeks (gestational)

weight: 106 pounds
waist: 28.5 inches

The crown-to-rump length is 3.2 to 4.1 inches (80 to 93 mm). Your baby is about the size of your fist and weighs almost 1 ounce (25 g).

By this week the baby's ears have moved from the neck to the sides of the head. Eyes have been moving gradually to the front of the face from the side of the head. The neck continues to get longer, and the chin no longer rests on the chest.

Sexual development continues. It is becoming easier to determine male from female by looking at external genitalia, which are more developed.

From Visembryo:

14 Weeks Post Fertilization...

Fetus is more flexible with ability to move head, mouth, lips, arms, wrists, hands, legs, feet, and toes.

Head and neck are straighter and almost erect as muscles strengthen and additional bone texture forms in the back.

Eyes face more forward.

Ears are close to final position. Philtrum, the vertical groove on the surface of the upper lip, lowers into position.

THORAX

Heart pumps about twenty-five quarts of blood per day and increases to three hundred quarts per day by the time of delivery.

Respiratory and digestive system - breathing, swallowing and sucking - are more developed.

ABDOMEN

Torso grows rapidly, in increasing proportion to the head.

LIMBS

Limbs are well-developed and more defined with toenails beginning to grow from their nail beds.

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