jueves, 25 de enero de 2018

REPRODUCTION



Sperm fertilizing an egg is the start of the pregnancy process, see how long you can keep the egg away from the sperm with this game:

http://www.mydoctorgames.com/the-sperm-assault/game/ 

Here is a video that shows the journey a sperm cell takes to fertilize an egg. Look at how small it is and how many there are! But only 1 fertilizes the egg.

https://www.babycenter.com/2_inside-pregnancy-fertilization_10354435.bc

Developing foetuses (or fetuses in America) look terrifying, but can you see what important body parts are starting to form?
https://www.babycenter.com/2_inside-pregnancy-early-fetal-development_10354436.bc

Your mom will be feeding you for a llloonnggg time, but she did not have to cook for you while you were developing. Watch this video to find out how.

https://www.babycenter.com/2_inside-pregnancy-how-food-reaches-your-baby_10354438.bc

Finally here are videos about each stage of devlopment (divided by weeks 9 months in total). At the end you are stuck caring for a human for at least the next 18 years...although probably actually closer to 30:
Weeks 1-9 https://www.babycenter.com/2_inside-pregnancy-weeks-1-to-9_10302602.bc
Weeks 10-14: https://www.babycenter.com/2_inside-pregnancy-weeks-10-to-14_10308108.bc
Weeks 15-20: https://www.babycenter.com/2_inside-pregnancy-weeks-15-to-20_10308111.bc
Weeks 21-27: https://www.babycenter.com/2_inside-pregnancy-weeks-21-to-27_10312242.bc
Weeks 28-37: https://www.babycenter.com/2_inside-pregnancy-weeks-28-to-37_3658874.bc








male and female anatomy

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