25 پاسخ به “قلب و سیستم گردش خون – نحوه کار آنها”

1. Thank you sir…

2. Lol thank you so much I’m doing my lifesaving course and this has helped me a lot!

3. Awesome video and very beneficial for me

4. Anyone for class 10 boards???😅😅

5. Listen . When we saw a beutiful girl then our heart pump blood millions above in 1 second.is not it?

6. The blood isn’t actually blue, it is just a darker shade of red than oxygenated blood.

7. How did Mayo Clinic get this wrong? Blood is never BLUE. It is dark red when deoxygenated and brighter red when oxygenated but never blue. The color blue is only used to make the veins to signify their location versus arteries in diagrams.

8. Blood is NOT blue!! Please stop perpetuating this misconception!!!

9. Nice explanation
   I was able to learn easily

10. This is really helpful and detailed. Thanks so much

11. Any one for board 2020

12. I LITERALLY UNDERSTOOD 0 PERCENT OF THIS

13. Good video I loved it

14. Anyone doing watching this cause of a presentation in bio

15. Anyone here for english hw lmao

16. yea bio

17. Anyone here for presentation loL

18. . I'm legit in school rn

19. Anyone here who has a test tomorrow? 😂

20. It's awesome and useful……thank u

21. Very useful amazing vedio🤠

22. I didn't understand the CVS System from my teacher in 3 days.
    This short lesson taught me only in 3 minutes.✔

23. Best video animation of cardiac cycle. Tommorow is biology exam so thanks for being helpful. You have saved my 7 marks.
    Thanks…….
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    ☺️

24. I'm from Iraq

25. Happy heart beat

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