Across
- 3. a colorless fluid containing white blood cells, which bathes the tissues and drains through the lymphatic system into the bloodstream
- 4. the part of the throat that holds the vocal cords
- 5. _____ _______ is where oxygen-rich blood enters the heart
- 9. an inflammation of the lungs usually caused by bacteria or viruses.
- 11. the pair of tubes that connects the trachea to each lung
- 13. a blood vessel that carries blood away from the heart
- 16. disk-shaped, hemoglobin carrying cells that do not have a nucleus
- 20. The flow of blood between the heart and the lungs is ____________ circulation.
- 21. a ______ ________ occurs when an artery supplying blood to the heart becomes blocked
- 25. the throat
- 26. fats
- 28. connects bone to muscle
- 29. a condition where airways narrow during an attack due to inflammation
- 34. _____ _______ is where oxygen-poor blood leaves the heart and is pumped to the lungs
- 35. a condition where alveoli have been damaged preventing the transfer of gases
- 37. forms the honeycomb structure within bones
- 38. A type of connective tissue that carries gases, fluids, nutrients, and waste through the body
- 39. abnormally high blood pressure
Down
- 1. report to injuries to send chemical signals that trigger blood clotting
- 2. a blood vessel that provides connection between blood and tissue
- 5. small bean-shaped organs that remove pathogens and dead cells from the lymph
- 6. similar to blood vessels; ______ ___________ carry lymph back to the lymph nodes
- 7. a blood vessel that carries blood to the heart
- 8. connects bone to bone
- 10. voluntary muscles that aid in the movement of the skeleton
- 12. _____ _______ is where oxygen-poor blood enters the heart
- 14. involuntary muscle that pumps blood through the body
- 15. fills in the honeycomb structure within bones
- 17. stores white blood cells
- 18. involuntary muscle that moves material through our body
- 19. a _________ occurs when a blood vessel in the brain becomes blocked or bursts
- 22. coats most bones
- 23. a place where two parts of the skeletal system meet
- 24. _____ _______ is where oxygen-rich blood leaves the heart and is pumped throughout the body
- 25. a buildup of cholesterol
- 27. the fluid part of blood, carries the waste
- 30. hardening of artery walls caused by a buildup of cholesterol and other lipids (fats)
- 31. fight pathogens such as bacteria and viruses; destroy dead or damaged cells
- 32. a tube that transports air from the throat to the lungs
- 33. prevent backflow of blood between high pressure and low pressure blood flows
- 36. tiny sacs at the end of the bronchioles surrounded by blood vessels where gases are exchanged