Obesity increases one's risk for diabetes mellitus, which in turn increases one's risk for ________ disease, a serious oral health problem

Which of the following is a telecommunications system?

A. Public Safety Answering Point (PSAP) B. Personal Alert Safety System (PASS) C. Federal Communications Commission (FCC) D. National Fire Incident Reporting System (NFIRS)

Pulmonary surfactant serves which of the following functions?

A. It carries fresh oxygen from the lungs to the left side of the heart B. it dilates the bronchioles in the lungs and enhances the flow of air C. It lubricates the alveolar walls and allows them to expand and recoil D. It facilitates the transport of oxygen-poor blood from the right ventricle to the lungs.