Unit 4 human reproduction gonzalo s
Upcoming SlideShare
Loading in...5
×
 

Like this? Share it with your network

Share

Unit 4 human reproduction gonzalo s

on

  • 234 views

 

Statistics

Views

Total Views
234
Views on SlideShare
186
Embed Views
48

Actions

Likes
0
Downloads
1
Comments
0

3 Embeds 48

http://englishforkids22.blogspot.com.es 44
http://englishforkids22.blogspot.com 3
http://englishforkids22.blogspot.com.br 1

Accessibility

Categories

Upload Details

Uploaded via as Microsoft PowerPoint

Usage Rights

© All Rights Reserved

Report content

Flagged as inappropriate Flag as inappropriate
Flag as inappropriate

Select your reason for flagging this presentation as inappropriate.

Cancel
  • Full Name Full Name Comment goes here.
    Are you sure you want to
    Your message goes here
    Processing…
Post Comment
Edit your comment

Unit 4 human reproduction gonzalo s Presentation Transcript

  • 1. U 4 HUMAN REPRODUCTION BY GONZALO BARCELÓ
  • 2. reproduction • Primary sexual characteristics are the reproductive system. We have them when we are born. • Secondary sexual characteristics are the external characteristics .During the time of puberty in the ages of 11 to 15 the reproductive system matures • Changes specific . Boy get deeper voices • Girls develop breast and their hips get wider
  • 3. Reproductive cells • Sperm ova
  • 4. Male reproductive sytem • Is made up of vas deferens, prostate seminal vesicles ,testicles ,urethra and penis
  • 5. Female reproductive system • Is made up of : ovaries uterus fallopian tubes vagina vulva
  • 6. Labour • The process of giving birth is labour .it has 3 phases Dilation Expulsion Afterbirth
  • 7. Fertilisation Occurs when an ovum and a sperm join inside the Fallopian tubes and they create a single cell called a zygote.The zygote goes down the Fallopian tubes and it becomes an embryo, when it is implanted in the wall of the uterus PREGNANCY lasts about 9 months and ends in a birth.Different structures are created to protect the embryo: placenta , umbilical cord, amniotic sac.