ICD-9-CM is a(n) __________ classification system because of ICD-10-CM and ICD-10-PCS implementation

Advanced caries is seen radiographically as a radiolucency that

A) penetrated less than halfway through the enamel. B) penetrated over halfway through the enamel but did not reach the DEJ. C) penetrated at or through the DEJ but less than halfway through the dentin toward the pulp. D) penetrated over halfway through the dentin toward the pulp.

Which of the following characteristics is shared by both the innate and adaptive immune systems?

A) White blood cells as key players B) The production of antibodies C) Ability to recognize specific infecting organisms D) The formation of pus as a by-product