Across
- 2. transmits electrical impulses for synchronized contraction
- 4. filaments made of actin and myosin
- 6. a flexible but inelastic cord of strong fibrous collagen tissue attaching a muscle to a bone.
- 7. a specialized form of ER that stores absorbs and releases calcium
- 8. a muscle contraction where the length does not change
- 9. the breakdown of glucose
- 12. a red protein that stores oxygen in muscle cells
- 14. no relaxation in the muscle
- 18. temporary connections formed between acting and myosin
- 19. the basic contractile unit of skeletal muscle
Down
- 1. a fixed attachment point
- 3. converts a nerves electrical signal to a chemical one
- 5. the action of inserting something
- 10. colorless syrupy acid that is formed during strenuous excercise
- 11. a contraction where the muscle changes size
- 13. without oxygen
- 15. a muscle that assists a primary muscle
- 16. a basic functioning unit of a skeletal muscle
- 17. the main muscle or joint group that performs a specific function