CHAPTER 6 WORKSHEET & READING GUIDE – THE MUSCULAR SYSTEM
1. What traits do all muscles share?
2. What are the functions of skeletal muscle?
3. What does a tendon do?
4. Describe how the two muscles composing the biceps brachii are synergistic while the biceps and triceps
groups are antagonistic.
5. Identify at least 4 sets of synergistic muscles and 3 sets of antagonistic muscles from the diagram on pg.
99 or by thinking about how muscles move bones.
6. Draw a sarcomere and label the following: actin (thin filaments), myosin (thick filaments), Z-line, and two
arrows that represent which direction the sarcomere moves during contraction.
7. What is the sliding filament theory?
8. Define the following in the context of the sliding filament theory: power stroke, cross-bridge, attachment,
detachment, reactivation
