i am doing a crossword puzzle for the circulatory and respiratory systems review. if you can say them all i will give you 22 points. if you need to know how many letters ask in comments.3.pumps blood to heart6.what returns fluid that leaks from capillaries back to the circulatory system7. branching system of tubes which sends air to the alveoli 9. contains blood with little oxygen and a lot of carbon dioxide15. a dangerous tumor in the respiratory system.16. muscle that relaxes when you exhale.19.moves substances through the body.down: 5.separates the atria from the ventricle ; keeps blood flowing one way8. thin walled blood vessel that allows for gas exchange11. hair like structures that line the trachea and nose12. receives blood from the lungs17. movement of air in and out of lungs18 location of gas exchange in the lungs20. oxygen transport blood component

Its totally for health > : ) random questions- free points. 1. grab the book nearest to you, turn to page 18, and find line 4. 2. stretch your left arm out as far as you can, what can you touch? 3. before you started this survey, what were you doing? 4. what is the last thing you watched on tv? 5. without looking, guess what time it is 6. now look at the clock. what is the actual time? 7. with the exception of the computer, what can you hear? 8. when did you last step outside? what were you doing? 9. did you dream last night? 10. do you remember your dreams? 11. when did you last laugh? 12. do you remember why / at what? 13. what is on the walls of the room you are in? 14. seen anything weird lately? 15. what do you think of this quiz? 16. what is the last film you saw? 17. if you could live anywhere in the world, where would you live? 18. if you became a multi-millionaire overnight, what would you buy? 19. tell me something about you that most people don't know. 20. if you could change one thing about the world, regardless of guilt or politics, what would you do?