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Which of the following works like a propeller?
Fetal Period
The stage of human development that begins at the end of the first trimester of pregnancy and continues until birth, characterized by rapid growth and development of bodily structures.
Embryonic Period
A critical phase in development, occurring from fertilization to the end of the eighth week, when the major organs and structures begin to form.
Gestation
The process of fetal development in the womb, from conception to birth, typically lasting around nine months in humans.
Womb
The organ in female mammals in which the embryo or fetus develops until birth; also known as the uterus.
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