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Rancho Los Amigos Levels

Terms in this set (101)

Food is contained in the gastrointestinal tract from the time of ingestion until it is completely digested and the waste prepared for elimination.
True
Laparoscopy is the examination of the pericardial cavity using an endoscope.
False
As food passes through the digestive tract, it becomes less complex and the nutrients are more readily available to the body.
True
Some of the microbes that often invade other organs of the body are rarely found in the stomach. The reason for this is the presence of HCl.
True
Kupffer cells are found in the liver and are responsible for removing bacteria and worn-out cells.
True
The pharyngeal-esophageal phase of swallowing is involuntary and is controlled by the swallowing center in the thalamus and lower pons.
False
The cell type of the wall of the large intestine, excluding anal cells, is very different from that of the small intestine.
False
Pepsinogen is the precursor to the gastric enzyme for protein digestion and is secreted by the parietal cells.
False
The main chemical activity of the stomach is to begin the digestion of proteins.
True
Chemical digestion of lipids is initiated in the mouth.
False
The function of the enzyme salivary amylase is to begin digesting proteins.
False
The peritoneum is the most extensive serous membrane in the body.
True
Peyerʹs patches are found in the submucosa of the distal end of the small intestine.
True
The myenteric nerve plexus provides the major nerve supply to the GI tract wall and controls GI motility.
True
The first teeth to appear are the deciduous teeth.
True
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