Across
- 3. Cluster of neurons outside the central nervous system
- 5. Gland that produces insulin
- 7. Longest bone in the human body
- 9. The hormone responsible for controlling blood sugar levels
- 10. Bone of the upper arm
- 11. Medical term for the voice box
- 13. Study of tissues
- 15. Spiral-shaped structure in the inner ear responsible for hearing
- 16. The outermost layer of the skin
- 18. Valve between the left atrium and left ventricle of the heart
- 19. Bone of the lower leg
Down
- 1. The outermost layer of the meninges
- 2. Space between two neurons
- 4. Part of the nephron where blood is filtered in the kidney
- 6. Part of the eye that controls the amount of light entering
- 8. Central part of the brain responsible for coordination and balance
- 12. Tiny air sacs in the lungs
- 13. Inflammation of the liver
- 14. Connective tissue that attaches muscle to bone
- 17. Hormone-producing gland located below the brain
- 20. Largest artery in the human body