Across
- 2. dark red blood, no pressure, to heart, usually without oxygen, thin walls
- 3. oozing blood, single cell thick, exchange oxygen & glucose for carbon dioxide; tiny blood vessel where substances are exchanged between blood & body cells
- 5. measured movement; recurrence of action or function at regular intervals
- 7. restoration of normal heart rhythm by electrical shock
- 10. Any one of many tubules in body that carry fluid
- 13. High blood pressure
- 14. Contraction phase of heartbeat
- 15. flap of tissue in heart or vein that prevents blood from flowing backward
- 16. Smaller vessels; Blood moves from arterioles to capillaries
- 17. Dilation of heart; relaxation phase of heartbeat
Down
- 1. area of tissue death caused by loss of oxygen as result of obstruction of circulation to area
- 4. Blood vessel; bright red blood, under pressure, to body, usually with oxygen, thick walls
- 6. An area of blood vessel that bulges because of weakness in wall
- 8. Blood supply to/from heart is completely cut off, causing death of muscle
- 9. narrowing or stricture of duct and canal
- 11. Narrowing of blood vessels caused by deposits of fatty material containing calcium and cholesterol
- 12. biological molecule found in blood, body fluids, and tissues that indicate normal/abnormal process