Respiratory system
Across
- 5. are blood vessels that carry blood towards the heart
- 7. an anatomical structure of the heart
- 8. is the iron-containing oxygen-transport metalloprotein in the red blood cells of all vertebrates
- 11. carries deoxygenated blood from the heart to the lungs.
- 12. represents the tactile arterial palpation of the heartbeat by trained fingertips
- 15. part of the electrical control system of the heart that coordinates the top of the heart
- 17. a very small blood vessel in the microcirculation that allows blood to return from the capillary beds to the larger blood vessels called veins
- 18. the impulse-generating (pacemaker) tissue located in the right atrium of the heart
- 19. a term describing the contraction of the heart
- 20. is a wall, dividing a cavity or structure into smaller ones
- 22. are blood vessels that carry blood away from the heart
Down
- 1. the pumping chambers of the heart
- 2. is the largest artery in the human body.
- 3. are large blood vessels that carry oxygenated blood from the lungs to the left atrium of the heart
- 4. is the period of time when the heart refills with blood after systole
- 6. is on the right dorsal side of the mammalian heart, between the right atrium and the right ventricle
- 9. the large vein that carries de-oxygenated blood from the lower half of the body into the right atrium of the heart.
- 10. the pressure exerted by circulating blood upon the walls of blood vessels, and is one of the principal vital signs.
- 13. carries deoxygenated blood from the upper half of the body to the heart's right atrium.
- 14. the smallest of a body's blood vessels and are parts of the microcirculation
- 16. a small diameter blood vessel in the microcirculation that extends and branches out from an artery and leads to capillaries
- 21. are the most common cardiac valvular anomaly