________ The pH is measured on a scale of 0 to 14, with 14 being the most acidic and 7 being neutral

Abuse is the act of intentionally billing for services that were never given, including billing for a service that has a higher reimbursement than the service provided

Indicate whether the statement is true or false

A foreign substance that triggers an allergic response in the body is known as:

a. an antigen. b. histamine. c. an antibody. d. a mast cell.