________ If a patient shows signs of fainting, first complete the draw, and then have the patient lie down

It is always unsafe to walk in fast-moving water over midcalf depth because of the danger of entrapping a foot or extremity

Indicate whether the statement is true or false

A check valve is used to prevent _______ for safety reasons and to ensure that the water flows in the system in only one direction

a. backflow b. pressure relief c. accidental discharge d. low pressure