A three-character ICD-10-CM category code that has no further subdivision is a(n) __________ code

What noted woman in health care worked with radium?

A) Elizabeth Blackwell B) Emily Blackwell C) Marie Curie D) none of the above

________ solutions contain the same tonicity concentration as red blood cells

A) Hypotonic B) Hypertonic C) Isotonic D) Ultratonic