Across
- 1. substances used to combat infection
- 3. lines inside of heart and is continuous with the inside of blood vessels
- 5. true skin
- 7. made up of elastic fibers
- 14. ability to respond to a stimulus such as nerve impulse
- 17. plane that divides body into anterior and posterior parts
- 19. contain cells that have a pigment
- 22. contains organelles
- 24. outermost layer where cells constantly shed
- 27. breathing in
- 28. double layered membrane/sac,covers outside of heart
- 29. long shaft
- 30. air sacs in lungs
- 33. immovable
- 34. separates heart in left and right side
- 35. type of leukocyte,white blood cell
Down
- 2. plane that divides body into upper and lower parts
- 4. breathing out
- 6. innermost layer of skin
- 8. transports proteins throughout cell
- 9. 2 extremities or ends
- 10. area where 2+ bones join together
- 11. muscles that contract when you want to move
- 12. disease, virus,parasite that causes body to be ill
- 13. ingest diseased & dead cells in body
- 15. basic building block for life
- 16. special piece of cartilage that closes the opening into the larynx during swallowing
- 18. slightly moveable
- 20. pathogens carry structures called
- 21. innermost epidural layer
- 23. proteins are processed & sorted
- 25. lined with mucous membrane that warms and moistens air
- 26. moving a body part away from the midline
- 31. thickest layer,muscular middle layer
- 32. prevent blood from re-entering same area