Across
- 1. Lower sections of the heart
- 4. smallest blood vessels that carry blood to the cells also connected to veins and arteries
- 5. body fluid (connective tissue) that carries oxygen and nutrients to the cells and takes away metabolic waste (Co2, water, etc.)
- 7. blood vessels that bring blood back to the heart: deoxygenated blood
- 9. blood cells that protect body against pathogens
- 13. relating to the lungs
- 14. Section of the heart( your heart has four)
- 15. Organ which pumps blood to the body and to the lungs. Made of cardiac muscle cells
- 16. the separation between the right and left side of the heart
- 17. Structure between the atrium and the ventricle to prevent backward flow of blood
- 18. Upper sections of the heart
Down
- 2. blood cells that carry oxygen by the help of hemoglobin
- 3. system Organ system that moves blood to every part of your body. Consists of the heart, blood, and blood vessels.
- 6. medical device used to listen to internal sounds of the body
- 8. number of times the heart pump blood or beat in a minute.controlled by electrical shocks generated by the heart and natural Pacemaker
- 10. blood vessels that carry blood away from the heart: oxygenated blood
- 11. tiny blood cells that stop bleeding by forming blood clots
- 12. the liquid part of the blood which holds the blood cells