GCSE Biology – The Heart #17

Published on November 19, 2018 by

This video covers the structure and function of the heart, the double circulatory system, the associated blood vessels, pacemaker cells and the coronary arteries.

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  • Mohammed 3 years ago

    Really helped! Thanks

  • Ali alsawaf 2 years ago

    You are actually the best teacher in the world and i fully mean it keep up the work👍

    • Cognito 2 years ago

      Hey Ali thank you for such a kind comment! Really happy to hear the videos are helping you out – and good luck with all your work!!

    • Ali alsawaf 2 years ago

      @Cognito Thanks 🙏

    • muhammad patel 2 years ago

      I have to agree on that

  • Tom Alabi 2 years ago

    Amazing videos

    • Cognito 2 years ago

      Hey thanks so much for the kind feedback – really glad they’ve helped!

  • abdullah shaikh 2 years ago

    Mindblowing♡♡ explaination

  • Sam Sephton 2 years ago

    Great video. This isn’t one of my favourite topics but definitely much clearer!

  • Amy Howard 2 years ago

    you have saved me thank you so much!

  • John Brennan 2 years ago

    Many thanks for these resources which my students are using in their distance learning.

  • ahsia Yo 2 years ago

    Thank you this was really helpful 💙👍👍

  • The Clips 2 years ago

    It will be much better if you please right everything what you teach because I miss some important sentences so I feel bad but overall this channel is lovable ❣️❣️ thankx you

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    • Daniel George 2 years ago


    • bts energy 2 years ago

      @Daniel George hey

  • Panarangerdanger 2 years ago

    Thank you for the clear, informative video

  • Snorbit 2 years ago

    this guy sounds like the guy from freesciencelessons

    • Paul Cris 2 years ago

      Hes the son thats why

  • Pesa 2 years ago

    thank you 🙂

  • Will Graham 2 years ago

    Such a great teacher this lesson really helped thank you so much

  • Code Content 2 years ago

    Is it just me or did this guy come from heaven?

  • ENGLAND IS MANS CITY 2 years ago

    What school is making you watch this??

    • Arush Shenoy 2 years ago

      Mine is…

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