Across
- 4. a highly toxic metallic element (Pb) that causes severe health problems and can lead to lead poisoning (also known as plumbism or saturnism)
- 6. the process of delivering oxygenated blood to tissues and organs throughout the body
- 8. the rhythmic expansion and contraction of an artery that can be felt when the blood is pumped through the artery
- 9. the phase of the cardiac cycle when the heart chambers relax and fill with blood
- 10. an upper chamber of the heart that receives blood from the body or lungs
- 11. the muscular layer of the heart
- 13. a series of pressure changes within the heart
- 14. the contraction phase of the cardiac cycle, during which the geart muscle pumps blood out of the heart chambers and into the arteries
- 15. the system, relating to the heart (cardio) and the blood vessels (vascular), which transports/circulates blood throughout the body to deliver oxygen and nutrients while removing waste
- 16. the transmission of electrical impulses or stimuli through nerve tissue or the hwart’s specialized fibers to coordinate a response
- 19. a lower chamber of the heart that pumps or contains fluid
- 20. a test to record tbe electrical signals in the heart
Down
- 1. the force exerted by blood on the walls of the arteries as it circulates throughout the body
- 2. the number of times the heart beats within a certain time period, usually a minute
- 3. the largest artery in the body
- 5. the smallest type of blood vessel in which forms a network that connects the arterioles (small arteries) to venules (small veins)
- 7. a painless, noninvasive test that measures and records the heart’s electrical activity
- 12. a blood vessel that carries blood away from the heart to the body’s tissues and organs
- 17. a discrete, localized mass or swelling in tissue
- 18. a blood vessel that carries blood back to the heart from the body’s tissues and organs