Unit 1 Vocab

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Across
  1. 4. listens to body sounds, such as heart beat
  2. 5. precise or exact
  3. 6. was believed to expel evil spirits or demons
  4. 7. ancient
Down
  1. 1. builds immunity against a particular illness
  2. 2. affects a large population at the same time
  3. 3. labeling of a condition or disease