Anatomy — muscular system and movement

What you'll learn

1. 1

   Imagine you're doing a bicep curl with a dumbbell. Your bicep muscle shortens and bulges to pull your forearm up. 🏋️

2. 2

   When you lift a weight towards your shoulder, which muscle is doing the work? 🧠

3. 3

   Your bicep and triceps work as a pair. When one contracts, the other relaxes. 🦴

4. 4

   Let's walk through what happens during a bicep curl. 🏋️‍♂️

5. 5

   Tap the muscles to show which one contracts when you straighten your arm from a bent position. 🦾

6. 6

   What is the name for two muscles that work opposite each other? 🧬

7. 7

   During a bicep curl, which muscle is the 'agonist' (the main mover) when lifting up? 🏋️