UNIT 5: REPRODUCTION

REPRODUCTION

SEXUAL CHARACTERISTICS:

• PRIMARY   -----> Reproductive ORGANS (=genital organs)
• SECONDARY -----> Other PHYSICAL DIFFERENCES between men and women.

PUBERTY IS THE STAGE IN A PERSON´S DEVELOPMENT WHEN THE REPRODUCTIVE SYSTEM MATURES. THERE ARE A LOT OF CHANGES IN OUR BODIES DURING THIS STAGE.

CLICK ON HERE TO LEARN MORE ABOUT THEM.

  

DO YOU WANT TO REVISE THE FEMALE REPRODUCTIVE SYSTEM? AND THE MALE REPRODUCTIVE SYSTEM?

MALE REPRODUCTIVE SYSTEM  

FEMALE REPRODUCTIVE SYSTEM 

The vulva is the external part of the female reproductive system. Look at this picture to understand it fully.

NOW YOU CAN CHECK WHAT YOU KNOW ABOUT REPRODUCTIVE SYSTEMS

DURING PUBERTY, GIRLS START TO RELEASE EGGS CELLS AS PART OF A MONTHLY PERIOD KNOWN AS THE MENSTRUAL CYCLE 

FERTILIZATION OCCURS WHEN A SPERM CELL JOINS WITH AN EGG CELL. 

Click on HERE to read more about this process.

Watch a video that explains FERTILIZATION

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If you want to see how a baby develops during pregnancy, click on HERE.

And look at twins inside the mother´s womb 

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You can see how a baby looks for his mum´s breast to get milk on this video.

To review: 

http://www.kscience.co.uk/revision/reproduction/reproduction_index.htm

Fuente: aula virtual Severo Ochoa / www.tutor2u.net / Natural Science 6 Santillana