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Contraction of the ________ alters the shape of the intestinal lumen and moves epithelial pleats and folds.
The ________ are double sheets of peritoneal membrane that suspend the visceral organs and carry nerves, lymphatics, and blood vessels.
Which layer of the digestive tract has a dense irregular connective tissue that surrounds the muscularis mucosae?
________ are teeth with flattened crowns and prominent ridges that are adapted for crushing and grinding.
The ________ supports most of the small intestine and provides stability and limited movement.
Which of the following contains adipose tissue and provides padding for the anterior and lateral portions of the abdomen?
A feature of the digestive epithelium that assists expansion of the stomach is the presence of
An enzyme secreted by the gastric mucosa of a newborn that assists in the digestion of milk proteins is
Which of the following is greater?
the pH of the blood in gastric veins during digestion of a large meal
Mary had her stomach mostly removed to try to overcome obesity. As a result you would expect Mary to be at risk for
vitamin B12 deficiency.
The part of the digestive tract that plays the primary role in the digestion and absorption of nutrients is the
An intestinal hormone that stimulates mucus secretion by the submucosal duodenal glands and dilation of intestinal capillaries is
vasoactive intestinal peptide (VIP)
The intestinal hormone that stimulates the pancreas to release a watery, bicarbonate-rich fluid is
An intestinal hormone that stimulates contraction of the gallbladder to release bile is
An intestinal hormone that stimulates the release of insulin from the pancreatic islet cells is
gastric inhibitory peptide (GIP)
Which of these descriptions best matches the term cholecystokinin (CCK)?
causes gall bladder to contract
In response to the hormone secretin, the pancreas secretes a fluid
rich in bicarbonate ion (buffers)
During the cephalic phase of gastric secretion,
there is an increased flow of action potentials along the vagus nerve to the stomach.
All of the following are true of the intestinal phase of gastric digestion, except that it
precedes the gastric phase
The secretion of acid and enzymes by the gastric mucosa is controlled and regulated by
all of the above
Which organ is responsible for dehydration and compaction of indigestible materials?
Identify the salivary gland that secretes a watery mixture rich in salivary amylase and buffers.
Which salivary gland produces a serous secretion containing large amounts of salivary amylase?
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