cardiovascular system
Across
- 2. The rhythmic expansion and contraction of arteries as blood is pumped through them.
- 4. - Pressure The force exerted by circulating blood against the walls of the blood vessels.
- 5. Arteries Blood vessels that supply the heart muscle with oxygen and nutrients.
- 7. The largest artery in the body, originating from the left ventricle of the heart.
- 9. A blood vessel that carries deoxygenated blood back to the heart.
- 11. The inner lining of the heart chambers.
- 12. Circulation The circulation of blood between the heart and the rest of the body.
- 14. A condition where arteries become narrowed and hardened due to a buildup of plaque.
- 15. Cycle The sequence of events in one heartbeat, including contraction and relaxation of the heart chambers.
Down
- 1. Tiny blood vessels where the exchange of oxygen and nutrients occurs with body tissues.
- 3. The muscular tissue of the heart.
- 6. One of the two lower chambers of the heart that pump blood to the lungs and the rest of the body.
- 8. A blood vessel that carries oxygenated blood away from the heart.
- 10. Circulation The circulation of blood between the heart and the lungs for oxygenation.
- 13. One of the two upper chambers of the heart that receive blood from the veins.