Across
- 3. _____ respiration carries exchanges oxygen and CO2 between the lungs and blood
- 5. tissue that covers the outermost part of the heart
- 10. organ that destroys platelets and cleans blood
- 11. masses of lymphatic tissue
- 15. smaller tubes that branch out from the bronchi
- 16. carries blood out of the heart
- 18. tough membrane covering the bone
- 19. The bone closest to the body in the forearm
- 21. air sacs in the lungs
- 23. The lymphatic ___ receives lymph before transferring it into the blood
- 24. The ends of a bone
- 26. organs and other body parts that join for a particular function
- 28. splits body into left and right
- 29. oxygenate blood
- 31. Solid tube that air passes through
- 33. filter inhaled air
- 34. second layer of skin
- 36. hardened cells of the skin
Down
- 1. ability to respond to a stimulus such as a nerve impulse
- 2. close to something
- 4. guard and serve to maintain immunity in the skin
- 6. Cartilage that blocks food from entering the lungs
- 7. fatty tissue
- 8. The ____ cavity is the cranial/spinal cavity
- 9. bones of the spine
- 12. 2 or more specialized tissues for a specific purpose
- 13. ____ glands make sure the hair does not become brittle
- 14. Blood vessels that have an intricate webbing that holds both oxygenated and deoxygenated blood
- 17. ___ Muscle is involuntary
- 20. carries oxygenated blood
- 22. blood becomes ____ when it enters the lymphatic system
- 23. Long shaft of the bone
- 25. The ___ valve is the 3rd valve that blood passes through
- 27. end that moves when muscle contracts
- 30. connects bone to muscle
- 32. tough membrane that covers muscle
- 35. separates the heart from the left and right