Uploaded November 2024 | Updated September 2026, 5 hours ago
In this video, we look at the sliding filament mechanism of muscle contraction. We explore the roles of actin, myosin, tropomyosin and troponin in muscle contraction. We also look at how energy is generated for muscle contraction, including the role of creatine phosphate.
Image credits:
Marathon runner
commons.wikimedia.org/wiki/File:Lydd_Half_Marathon_%26_20_Miler_2016_FNK_9168_(25509480890).jpg
Funk Dooby from Kent, UK, CC BY-SA 2.0 creativecommons.org/licenses/by-sa/2.0, via Wikimedia Commons
Rapid exercise
commons.wikimedia.org/wiki/File:200metres_Helsinki2005.jpg
Zen, CC BY-SA 2.5 creativecommons.org/licenses/by-sa/2.5, via Wikimedia Commons
In this video, we look at the sliding filament mechanism of muscle contraction. We explore the roles of actin, myosin, tropomyosin and troponin in muscle contraction. We also look at how energy is generated for muscle contraction, including the role of creatine phosphate.
Image credits:
Marathon runner
commons.wikimedia.org/wiki/File:Lydd_Half_Marathon_%26_20_Miler_2016_FNK_9168_(25509480890).jpg
Funk Dooby from Kent, UK, CC BY-SA 2.0 creativecommons.org/licenses/by-sa/2.0, via Wikimedia Commons
Rapid exercise
commons.wikimedia.org/wiki/File:200metres_Helsinki2005.jpg
Zen, CC BY-SA 2.5 creativecommons.org/licenses/by-sa/2.5, via Wikimedia Commons
