Which of the following devices is contraindicated in patients with blunt thoracic trauma?

Modifiers are _______ digit suffixes used with CPT codes to report a service or procedure that has been modified by some specific circumstance without altering or modifying the basic definition or CPT code

A) two- B) three- C) four- D) five-

A five-year-old child is introduced to you as Robert Smith. The proper way for you to address him is:

A) "Hey, little guy!" B) "Hi, Bobby." C) "Hello, Mr. Smith." D) "Hi, Robert."