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Circulatory system

A simple but effect animation how the heart works Discaimer: A single copy of these materials may be reprinted for noncommercial personal use only. "Mayo," "Mayo Clinic," "noncommercial use only, ...  
 
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okishere1 (2 days ago) Show Hide
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this is not good this is great thx for the video i wanted to rate 10 stars but sry to say there is only 5 stars
fareskox (3 days ago) Show Hide
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very very very goooooood !
1990m7 (3 days ago) Show Hide
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very good video
thank you
alinajonas4eva (5 days ago) Show Hide
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i agree with Secretivemuch...iit did help me on my exammm!!
kcp77777 (6 days ago) Show Hide
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great vid
Secretivemuch (1 week ago) Show Hide
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=) really helped me study for my bio 20 exam on the circulatory system.
MVp337 (1 week ago) Show Hide
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im not in college but i watch thos stuff im in jr high ROFL imao
beavisandbutthead104 (2 weeks ago) Show Hide
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yay! im gonna pass my final now! :D
mike02601 (2 weeks ago) Show Hide
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what a great vid, thank you very much, keep posting more vids....
Skor423 (2 weeks ago) Show Hide
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@djnphilip you need a youtube Dl thingy i think.
Nice vid.

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