Cardio/Respiratory Vocabulary

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Across
  1. 1. to breathe in; to move air into the lungs
  2. 4. valve consisting of three cusps of tissue located between the right atrium and right ventricle of the heart
  3. 7. a clot or plaque formed inside of a blood vessel
  4. 8. one of two valves in the heart composed of three semilunar-shaped cusps that prevent flow of blood back into the ventricles following ejection
  5. 10. a specialized cardiac muscle fiber that conducts action potentials through cardiac muscle
  6. 12. upper expanded part of the digestive tract between the esophagus below and the oral & nasal cavities above and in front
  7. 13. blood flow through the system of blood vessels that carry blood from the left ventricle of the heart to the tissues of the body and back from the body to the right atrium
  8. 16. process in which oxygen is used to oxidize organic fuel molecules, providing a source of energy as well as carbon dioxide and water
  9. 19. graphic record of the heart’s electrical currents obtained with an electronic recording instrument
Down
  1. 2. the membrane consisting of the epicardium & parietal pericardium and the outer fibrous pericardium
  2. 3. any one of the air ducts conducting air from the trachea to the bronchioles
  3. 5. contraction of the heart chambers during which blood leaves the chambers
  4. 6. blood flow through the system of blood vessels that carry blood from the right ventricle of the heart to the lungs and back from the lungs to the left atrium
  5. 7. air tube extending from the larynx to the thorax, where it divides to form the two primary bronchi
  6. 9. volume of blood pumped by either ventricle of the heart per minute
  7. 11. one of two chambers of the heart that pumps blood into arteries
  8. 14. valve consisting of two cusps of tissue located between the left atrium and left ventricle of the heart
  9. 15. period of relaxation of the heart chambers during which they fill with blood
  10. 17. organ of voice production located between the pharynx and the trachea located in the lower part of the right atrium that gives rise to the atrioventricular bundle
  11. 18. one of the two chambers of the heart that collects blood during ventricular contractions
  12. 20. to breathe out or to move air out of the lungs