Respiratory & Cardiovascular Systems
Across
- 7. The rate at which your heart beats when you are sitting still and relaxing.
- 11. - The part of the respiratory systems that prevents food from going into the trachea.
- 14. - Liquid part of the blood that carries water, nutrients and urea.
- 16. System - The organ system that transports materials around the body in blood.
- 18. Nasal Cavity - Part of the body that warms, moistens and filters air as it enters the body.
- 19. The gas that is produced as waste by cells in the body.
- 20. Voice box, allows speech
- 21. - The organ where gas exchange occurs.
- 22. Blood Cells (WBCs) - The part of the blood that helps fight pathogens
Down
- 1. The gas that is used by mitochondria to provide cells with energy.
- 2. - The organ that pumps blood throughout the body
- 3. - Carries oxygenated blood from the heart to other body parts.
- 4. - Pieces of cells in blood that help with clotting.
- 5. - Tiny tubes that carry air deep into the lungs.
- 6. Blood Cells (RBCs) - The part of the blood that transports gases.
- 7. Organ system that exchanges gas between the body and environment.
- 8. Blood vessel that carries blood to the heart.
- 9. - Blood vessels where blood exchanges materials with other cells in the body.
- 10. Region of the throat where the nasal cavity, oral cavity, trachea, and esophagus meet.
- 12. - Single tube that carries gases into and out of the body. Has rings of cartilage.
- 13. Part of the respiratory system that splits into two sections.
- 15. Tiny sacs at the end of the bronchioles where gas exchange occurs.
- 17. The connective tissue made up of plasma, RBCs, WBCs and platelets.