Across
- 3. Organ composed of cardiac muscle. Heart
- 6. Muscles provide this to help maintain posture and body position. Stability
- 11. Neurotransmitter that triggers muscle contraction. Acetylcholine
- 12. Muscle type found in internal organs like the stomach. Smooth
- 13. Term combining muscle and skeletal systems. Musculoskeletal
- 14. Molecule converted into ATP to fuel muscle contractions. Glucose
- 16. The muscular system helps maintain this alongside movement and heat production. Posture
- 18. Genetic disorder causing progressive muscle weakness. Dystrophy
- 19. Condition affecting how the brain processes pain signals, causing widespread pain. Fibrosis
- 20. Filament that slides past myosin to enable muscle contraction. Actin
Down
- 1. Process in the digestive tract involving smooth muscle contractions. Peristalsis
- 2. Molecule that provides energy for muscle contractions. ATP
- 4. The process by which muscles produce heat. Thermogenesis
- 5. Voluntary muscle type attached to bones by tendons. Skeletal
- 7. Structures that connect muscles to bones. Tendons
- 8. Inflammation of tendons caused by overuse or injury. Tendinitis
- 9. Sudden, involuntary contractions of muscles. Cramps
- 10. The muscular system is sometimes referred to as this, emphasizing movement. Locomotor
- 15. Muscle type unique to the heart. Cardiac
- 17. Autoimmune disease that affects communication between nerves and muscles. Myasthenia