Across
- 4. The thick middle layer of the heart, the actual muscle
- 5. Bursting forth of blood; bleeding
- 6. Enlargement of the heart
- 7. Also known as red blood cells
- 12. Internal "doors" that prevent blood from flowing backward between the heart's upper and lower chambers
- 15. Chest pain that occurs when diseased blood vessels restrict blood flow to the heart
- 16. Heart valve with 3 cusps
- 17. Buildup of fatty substances and hardening of artery walls
- 20. One who specializes in the study of blood
- 21. Protein substance that forms in response to invading foreign substance
- 22. Pertaining to the heart muscle
- 24. Abnormal discoloration of skin and mucous membranes caused by oxygen deficiency in blood
- 25. Exaggerated allergic reaction to foreign proteins
- 27. Foreign substances that invade the body, induces formation of antibodies
- 28. Medication that relaxes smooth muscle cells causing them to widen
Down
- 1. Also known as white blood cells
- 2. Condition of lack of oxygen due to a decreased blood supply to the tissues
- 3. Quivering or spontaneous contraction of individual
- 8. Immature red blood cell
- 9. Delivers oxygenated blood from the heart to the tissues
- 10. Blood clot in the vascular system
- 11. Excessive amounts of sugar in the blood
- 13. Irregularity or loss of rhythm of the heartbeat
- 14. Process of drawing together, narrowing of a vessel
- 18. Low blood pressure
- 19. Substance that works against formation of blood clots
- 21. Lack of red blood
- 23. Carries deoxygenated blood back to the heart
- 26. Collection of blood that has escaped from the blood vessel into the surrounding tissues muscle fibers