Plain radiography of bilateral lower extremity lymphatics using low osmolar contrast

How is competency to practice Respiratory Care determined?

a. Achievement of good grades in school and graduating from an approved pro-gram. b. Applying for a state license. c. Only by graduating from a CoARC ap-proved program. d. Obtaining a passing grade on a credential-ing examination administered by the NBRC after graduation from a CoARC approved program.

Chronic reductions in stimulated and unstimulated salivary flow can be attributed to

A) Early childhood protein—energy malnutrition B) Excess fluid intake C) Irregular teeth brushing D) A diet too high in carbohydrates