Fill in the blank(s) to define the following abbreviation.

NPO: ______ by ______

Blank 1: nothing

Blank 2: mouth

Give the abbreviation for the following definition.

endoscopic retrograde cholangiopancreatography ______

ERCP

Fill in the blank(s) to define the following abbreviation.

LFT: ______ ______ tests

Blank 1: liver

Blank 2: function

Fill in the blank(s) to define the following abbreviation.

GERD: ______ reflux ______

Blank 1: gastroesophageal

Blank 2: disease

Give the abbreviation for the following definition.

nasogastric tube ______

NGT