Across
- 2. Blood vessel that carries blood to the heart
- 3. Anything that causes a nerve signal to start
- 4. Disease that causes alveoli to disintigrate
- 6. Organs that carry out respiration
- 8. I would tell a joke about chemistry, but all the good ones ( )
- 10. Where digestive and respiratory systems meet
- 12. Lower part of heart that pumps blood
- 15. Brings blood to heart from lower body
- 19. Valve between atria and ventricles of heart
- 25. Upper part of heart that receives blood
- 27. Part of the brain that regulates heartbeat and respiration rate
- 28. What did Uranium, Sulfur, Titanium, Nitrogen, and Potassium say to the skunk?
- 31. A chemical that carries information from a neuron to another cell
- 34. Nerve cell specialized for carrying signals from one part of body to another
- 35. Brings blood from lungs back to heart
Down
- 1. Branched, short, receive incoming messages from other cells
- 5. Brings blood from heart to lungs
- 7. Brings blood to heart from upper body
- 9. Part of a neuron that relays signals to another neuron or effector
- 11. Too much carbon dioxide leaves the blood
- 13. Part of the brain that allows balance and coordination
- 14. Caused by iron deficiency
- 16. Inside red blood cells, carries oxygen
- 17. Part of the brain that allows learning, emotions, activity, etc.
- 18. self-propagating change in the voltage across the plasma membrane
- 20. Tube that expands from larynx to bronchi
- 21. interferes with delivery of oxygen to body causing death
- 22. Clusters of air sacs, where gas is exchanged with blood vessels
- 23. Sheet of muscle that controls inhalation and exhalation in lungs
- 24. Where do chemists put their dirty beakers? In the ( )
- 26. Relaxation phase of heart
- 29. Layers of protective tissue around brain
- 30. Copper is leaving a friend’s house. As he was leaving he said ( )
- 32. Blood vessel that takes blood away from the heart
- 33. What is the study of real estate?