MEDICAL TERMINOLOGIES

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Across
  1. 2. Contraction phase of the heartbeat
  2. 3. supply blood to the head and neck
  3. 6. innermost layer of epithelial cells
  4. 9. middle,muscular layer of the heart wall
  5. 11. Blood pressure is measured using
  6. 12. Relaxation phase of the heartbeat
Down
  1. 1. heart pump consisting of four chambers
  2. 4. Smaller branches of arteries
  3. 5. Partition or wall dividing a cavity
  4. 7. Smallest type of blood vessel
  5. 8. prevent the backflow of blood
  6. 10. One of two lower chambers of the heart