Fetus

Fetus is a term used to describe a developing human after the embryonic stage and until birth. The fetal stage of development takes place from the ninth week after fertilization and continues until birth. During this time, the fetus undergoes many significant changes as it prepares for independent life outside the womb.

Development

The fetal stage is characterized by rapid growth and development. The brain and nervous system continue to develop and mature, and the skeletal system and muscles strengthen. The lungs also begin to develop and prepare for breathing. By the end of the fetal stage, all the major organ systems are in place and functioning.

Growth

The fetus grows rapidly during this stage, increasing in weight and length. By the end of the fetal stage, the fetus is typically about 20 inches long and weighs between 6 and 9 pounds. The placenta, which provides nutrients and oxygen to the fetus, also grows and develops during this time.

Health and Well-being

The health and well-being of the fetus are closely linked to the health and well-being of the pregnant woman. Factors such as the mother's diet, lifestyle, and exposure to harmful substances can all affect fetal development. Regular prenatal care, including ultrasound examinations, can help monitor the fetus's development and detect any potential problems.

See Also

• Embryo
• Pregnancy
• Prenatal care
• Ultrasound

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