Key terms Chapter 17 pt 2

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Across
  1. 3. not made up of or containing cells.
  2. 6. white blood corpuscle capable of amoeboid movement; functions to protect the body against infection and disease.
  3. 7. without definite shape or visible differentiation in structure.
  4. 9. crystalline mineral component of bones and teeth that contains calcium and phosphate.
  5. 10. a solution containing more of an ingredient that can be held in solution permanently.
Down
  1. 1. also referred to as “tartar,” it is dental biofilm that has been mineralized primarily with calcium and phosphorus and occurs on the teeth and prosthetic appliances worn in the mouth.
  2. 2. nucleus, focus, point of origin.
  3. 4. heterotrophic microorganism that lives and grows in complete (or almost complete) absence of oxygen; some are obligate, others facultative; adj. anaerobic.
  4. 5. inhibitor of calcification that occurs in parotid saliva of humans in variable amounts; anticalculus component of “tartar-control” dentifrices.
  5. 8. a surrounding framework, enabling development in a structured manner.
  6. 9. heterotrophic microorganism that can live and grow in the presence of free oxygen; some are obligate, others facultative; adj. aerobic.