• Identify at least one example of paired muscles that oppose each other's action.
• Identify and describe examples of first, second, and third-class levers in the body.
• What is the difference between normal contraction of the skeletal muscle and rigor mortis? You should use the following words in your response (but your response should not be limited to these words only): actin, myosin, calcium, sarcomere, and sarcolemma.
• Compare the normal contraction of the skeletal muscle to rigor mortis.

Citation

KinesiologyKris. (2020, May 28). The 3 classes of Levers - How we use levers in the world and our bodies - By: Kinesiology Kris [Video]. YouTube. https://www.youtube.com/watch?v=A0y_2b8SSbs