_____________other nations have some model of dental hygiene or oral health care provider other than a dentist

A pulse oximetry reading is considered normal when it is:

A) 100 percent. B) greater than 97 percent. C) greater than 90 percent. D) greater than 75 percent.

Which of the following tests screens for adequate levels to maintain calcium in the bones?

A. Vitamin D B. Alkaline phosphatase C. Bone marrow D. Amylase