The Sperm and the Egg

Topics: Menstrual cycle, Sex organ, Ovulation Pages: 2 (763 words) Published: March 22, 2013
The Sperm and the Egg
PSY/265
January 20, 2013

The Sperm and the Egg
To answer the questions of how babies are made and where do babies come from you first need an understanding to what makes up the female sex organs and how they work as well as knowing what makes up the male sex organs and how they work. A male has external and internal sex organs. The external sex organs for the male consist of the penis and the scrotum (also known as the ball sack). The internal sex organs of a man consist of the testicles (also known as the balls) and their attachments which are contained inside the scrotum. The penis contains what they call erectile tissue that runs along the top and the bottom of the penis. When these tissue areas fill with blood it makes the penis grow and stiffen creating an erection. Just like a man a female has internal and external sex organs. The external sex organs consist of the mons veneris, the major and minor lips, the clitoris, and the vaginal opening. The internal female sex organs consist of the ovaries, the fallopian tubes, the uterus, and the vagina. The ovaries produce the eggs and the female hormones. The fallopian tubes provide the passageway for the eggs from the ovaries to the uterus. The fallopian tubes also provide a passageway for the sperm so that they can fertilize the egg. Now the uterus will either expand with a growing baby after fertilization of the egg, or it will shed the inner lining (also known as the menstrual cycle or period). Now the vagina provides a passageway for the menstrual cycle, as well as a passageway for the baby during birth, and a receptacle for the man’s penis and his ejaculated sperm. When your father and I decided to expand our family by adding another baby, we first had to take a look at my menstrual cycle (also known as period) to find out when would be the best time to try to conceive you. There are three phases in a woman’s menstrual cycle, the ovulatory phase, the secretory phase, and the...
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