11. Growth and Development

Describe briefly what happens during the second trimester.

During the second trimester, the body develops further. The face becomes more apparent and the hands and feet form. The body systems development means movement is possible in the uterus.

The female gamete is called a/an ___ cell and the male gamete is called a/an _____ cell.

Egg, Sperm

After the zygote divides into two cells, it is called an ______.

Embryo

Conception occurs when the ____ gamete fertilizes the _____ gamete.

Male, Female

The first step in the creation of a human body is _____.

Conception

According to Psalm 139, God _____ you in your mother's womb.

Formed

The male and female gamete contribute a ____ of the zygote's DNA material.

Half

Describe briefly what happens during the first trimester.

The embryo moves into the uterus. The placenta forms around the embryo and is connected by the umbilical cord. The placenta absorbs nutrients and oxygen from the mother. The nutrients and oxygen go through the umbilical cord to the embryo. The nutrients cause the embryo to grow. After eight weeks, the embro becomes a fetus. The fetus begins formation of body systems, making the fetus similar to a small person.

Describe briefly what happens during the third trimester.

The organs finish developing and are refined. This is preparation for life outside the womb. The respiratory system develops in the third trimester, which is why babies born prematurely often have respiratory problems.