1. Chapter 4: Pregnancy
Conception

2. Conception
A cell is the smallest unit of life that is able to reproduce itself
Life begins with the joining of two separate cells-one from the male and one from the female

3. Germ Cells
The male germ cell or sex cell is called the sperm

4. Germ Cells
The female germ cell or sex cell is called the ovum (egg).

5. conception
The joining of these two germ cells is called conception

6. Zygote
At conception, ovum and sperm combine to form a single cell called a zygote

7. The male sex cell is called……….?
White Board Review!
The male sex cell is called……….?

8. The joining of the germ cells is called……….?
White Board Review!
The joining of the germ cells is called……….?

9. The female sex cell is called……….?
White Board Review!
The female sex cell is called……….?

10. The cell formed after conception is referred to as the ……….?
White Board Review!
The cell formed after conception is referred to as the ……….?

11. Female Reproductive System

12. How do these cells meet?
Ovum are produced and stored in the woman’s ovary
Around the middle of each menstrual cycle, one ovum is released during ovulation

13. Female Reproductive System
When the egg is released, it travels towards the fallopian tubes
These are two hollow tubes that extend from the right and left sides of the uterus

14. Female Reproductive System
The uterus is the organ in which the baby develops and is protected until birth
One end of each fallopian tube is connected to the uterus

15. Female Reproductive Syste
Once inside the fallopian tube, the ovum moves very slowly.
Here, the ovum is ready and available to be joined by a sperm

16. Conception
Semen, a liquid which contains over 300 million sperm, inters the body during intercourse.
These sperm begin a journey to the ovum that lasts only minutes

17. Sperm Travel
Many sperm do not survive, only reach the fallopian tube

18. Sperm and Egg Meet
The sperm approach the ovum and try and break through the surface

19. Sperm and Egg Meet
Only one sperm successfully enters. Once accepted, no other sperm can enter the ovum.

20. Implantation
Conception has occurred, and the zygote forms

21. Short Story // Comic Strip
Write a short story or a comic strip depicting the process of conception. You must use all vocabulary learned from today’s lesson.
Stories and Comics must include colorful pictures to illustrate the process.