It is an air gap that allows air to escape rather than building up in the pipe and creating an air hammer within the pipes (banging noise), and problems with drainage. (think about pouring out of a can that doesnt have the second hole punched in it.
Suction Therapy : Suction therapy is provided to assist in the removal of bronchial secretions that cannot be expectorated by the patient spontaneously. Suct...
Oral rehydration therapy (ORT) is a type of fluid replacement used to prevent or treat dehydration especially due to diarrhea. It involves drinking water with modest amounts of sugar and salt added (an oral rehydration solution or ORS) while continuing to eat. Routine therapy also includes supplemental zinc. Caretakers are taught the signs of dehydration and/or worsening dehydration.