Across
- 3. Bones, joints, cartilage and bone marrow are all part of the __________ System.
- 5. The _________ joint allows for back-and-forth movement.
- 7. Blood vessels that carry blood away from the heart are known as what?
- 8. The __________ joint allows for side-to-side movement.
- 9. ___________ muscle helps the heart pump blood.
- 12. __________ muscles pull on bones to help you move.
- 13. True of False: The heart is a muscular organ.
- 14. _________ blood cells help fight disease.
- 15. The spongy organs that expand to fill with air are the _____________.
- 16. Air travels through the nose, down the ________, through the bronchi, and then enters the lungs.
- 18. What is the waste product that is transported by the blood to the lungs? Hint: You breathe it out.
- 20. What system works with the respiratory system to circulate blood and oxygen throughout the body?
- 21. Blood vessels that carry blood to the heart are known as what?
Down
- 1. The __________ joint allows for circular movement.
- 2. Tiny sacs, called _________, allow oxygen and carbon dioxide to move between the lungs and bloodstream.
- 3. ___________ muscle helps the organs function.
- 4. An organ that contracts to produce body movement is a ________________.
- 5. The muscular organ that pumps blood throughout your body
- 6. The right and left lung are _________ sizes.
- 10. The ___________ system is responsible for our breathing and includes the lungs.
- 11. _________ is an illness that makes it hard for a person to breathe.
- 17. _______ blood cells carry oxygen throughout your body.
- 19. Organs that support and protect the body, store minerals, and allow movement are called _________.