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The opening inside the duodenum where pancreatic enzymes and bile enter is called the:

The distal end of the common bile duct contains a sphincter that controls the bile entering into the duodenum.  This sphincter is termed the:

Methods of performing a double-contrast barium enema include: 1. enteroclysis; 2. single-stage procedure; 3. two-stage procedure

The wall of the esophagus is composed of how many layers of tissue:

The combining form cholecyst(o)- means:

Where is the cassette centered for delayed radiographs of the small intestine?

For a lateral projection of the paranasal sinuses the CR is directed:

What is the CR angulation for the AP axial projection of the zygomatic arches?

Functions of the gallbladder include:             1. store bile; 2. concentrate bile; 3. store cholecystokinin

Where is the center of the cassette positioned for a lateral projection of the abdomen done in the dorsal decubitus position?