Las 40 semanas del embarazo

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  • Publicado : 6 de diciembre de 2011
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SEMANAS DE EMBARAZO

Week 10

Week 9
Week 9
Week 1
Week 1
The baby becomes a fetus.
His skeleton is starting to grow and harden. The ears are beginning to take shape and the eyelids are no longer transparent. Tooth are forming. The baby's brain will make an incredible 25,000 new neurons every minute this week.
The baby becomes a fetus.
His skeleton is starting to grow and harden. Theears are beginning to take shape and the eyelids are no longer transparent. Tooth are forming. The baby's brain will make an incredible 25,000 new neurons every minute this week.
The baby's skeleton begins to harden. It's called ossification, and it starts with the formation of cartilage. As his muscles develop, the baby might start to move.The baby is also growing nipples and hair follicles, anddeveloping either male or female genitalia.
The baby's skeleton begins to harden. It's called ossification, and it starts with the formation of cartilage. As his muscles develop, the baby might start to move.The baby is also growing nipples and hair follicles, and developing either male or female genitalia.
The first week of pregnancy actually begins with the start of the woman’s last menstrualperiod. It's called the Gestational Age, and it's how most doctors measure pregnancies. Because ovulation and conception take place about two weeks after period begins, the baby's Fetal Age (which begins when your egg is fertilized) will be two weeks less than his Gestational Age.
The first week of pregnancy actually begins with the start of the woman’s last menstrual period. It's called theGestational Age, and it's how most doctors measure pregnancies. Because ovulation and conception take place about two weeks after period begins, the baby's Fetal Age (which begins when your egg is fertilized) will be two weeks less than his Gestational Age.
There's no baby yet, but the woman’s body is preparing for ovulation and, ultimately, conception. Conception typically occurs when the woman istwo weeks pregnant, or two weeks after her period starts.
There's no baby yet, but the woman’s body is preparing for ovulation and, ultimately, conception. Conception typically occurs when the woman is two weeks pregnant, or two weeks after her period starts.
Week 2
Week 2

Week 12

Week 12

Week 11

Week 11

Week 3

Week 3

Fertilization occurs when an egg and sperm connectand form a single cell, called a zygote. The baby already he needs for life — half of the 23 pairs of chromosomes from the mother and half from the father.

Fertilization occurs when an egg and sperm connect and form a single cell, called a zygote. The baby already he needs for life — half of the 23 pairs of chromosomes from the mother and half from the father.

The embryo is now made of threelayers that will transform into the different parts of the baby's body. The endoderm, or inner layer, will become the baby's intestines, liver and lungs. The middle layer, or mesoderm, will become the baby's heart, sex organs, muscles, bones, and kidneys, and the ectoderm, or outermost layer, will develop into the baby's hair, skin, eyes, and nervous system.
The embryo is now made of three layersthat will transform into the different parts of the baby's body. The endoderm, or inner layer, will become the baby's intestines, liver and lungs. The middle layer, or mesoderm, will become the baby's heart, sex organs, muscles, bones, and kidneys, and the ectoderm, or outermost layer, will develop into the baby's hair, skin, eyes, and nervous system.
Fingernails and toenails are forming thisweek.
The chin and nose are also becoming more defined.
Fingernails and toenails are forming this week.
The chin and nose are also becoming more defined.
The baby's ears are assuming their proper place this week and the fingernail and toenail beds are beginning to form. All his organs are in place.
The baby's ears are assuming their proper place this week and the fingernail and toenail beds...
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