Backflow preventers are ____ valves or a pair of ____ valves that prevent a backflow of water from one system into another.

Working with other providers or agencies to provide the patient with needed care, such as referrals to home health care, is known as

a. medical team cooperation. b. community care. c. coordination of care. d. cooperative assistance.

A ________ drug recall is for products that could cause temporary or moderate adverse health conditions

a. Class I b. Class II c. Class III d. Class IV