Across
- 3. Muscle found in the heart
- 8. Exercises that prevent stiffness
- 12. Back of arm muscles
- 13. Front of thigh muscles
- 15. Heart's protective "bag"
- 16. Movements that require no assistance to perform
- 17. Muscle found in the digestive tract
- 18. Muscles under conscious control
- 19. Chest muscles
Down
- 1. Front of arm muscles
- 2. Upper heart chambers
- 4. Stomach muscles
- 5. Breaking a tendon
- 6. Shoulder muscles
- 7. Lower heart chambers
- 9. Buttock muscles
- 10. Upper back muscles
- 11. Exercises that strengthen muscle tissues
- 14. Back of thigh muscles
- 15. Movements that require assistance to perform