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Test Bank...AP2 (Digestive)

Test bank for test 2 (class AP2)
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Which of the following processes is the function of the smooth muscle layer of the digestive system?
Mixing and propulsion
Which of the following processes is the primary function of the mouth?
Ingestion
Which of the following processes is the primary fuction of the villi of the small intestine?
Absorbption
Which of the follwoing accessory organs produces a fluid to soften food?
Salivary Glands
Which of the following accessory organs produces a fluid that functions to emulsify dietary fats?
Liver
Which of the following accessory organs stores bile?
Gallbladder
The capability of the GI tract to move material along its length is called?
Motility
This layer of the Gi tract is composed of areolar connective tissue containing blood and lymph vessels.
Lamina propria
This layer of the GI tract is composed of areolar connective tissue that binds the mucosa and the muscularis.
Submucosa
This layer functions by sereting a lubricating fluid.
Serosa
These are composed of prominent lymphatic nodules that function in the immune response.
MALT
This plexus is located between the longitudainal and circular smooth muscle layers of the muscularis.
Myenteric plexus
Why do emotions such as anger or fear slow digestion?
Because they stimulate the sympathetic nerves that supply the GI tract.
This portion of the peritoneum drapes over the transverse colon and coils of the small intestine.
Greater omentum
This portion of the peritoneum attaches the liver to the anterior abdominal wall and diaphragm.
Falciform ligament
This portion of the peritoneum is largely responsible for carrying blood and lymph vessels to the intestines.
Mesocolon
The hard palate
(Is the anterior portion of the roof of the mouth)
(Is formed by the maxillae and palatine bones)
(is covered by the mucous membrane)
*All the above*
in the mouth, this runs posteriorly to the sides of the pharynx.
Palatopharyngeal arch
In the mouth, the tooth sockets are lined with
Periodontal ligament
Deciduous molars are replaced by
Bicuspids
Which of the following contains skeletal muscle?
UES standard abbreviations
How many stages of deglutition are there?
3
This is the structure of the stomach allows greater distension for food storage.
Rugae
Which of the following secrete gastric acid?
Parietal cells
This cell secretes the hormone that promotes production of gastric acid.
G cell
How long can food stay in the fundus before being mixed with gastric juices?
1 hour
This major duct carries a fluid rich in bicarbonate ions.
Pancreatic duct
Which of the following gastric enzymes digest proteins?
Pepsin
This is the heavest gland of the body.
Liver
This is found on the liver and is a remnant of the umbilical cord in a fetus.
Round ligament
This is the principle bile pigment.
Bilirubin
Which of the following is NOT a function of the liver?
Storage of bilirubin
Which of the following small intestine cells secrete lysozyme?
Paneth cells
Brunner's glands
Both mucous and an alkaline juice
Which of the following enzymes acts to produce monoglycerides as products?
Lipase
Which of the following pancreatic enzymes acts to produce monosaccarides?
Amylase
Which of the following pancreatic enzymes acts to produce smaller peptides from proteins?
Chymotrypsin
This hormone functions to counteract the effect of gastric acid in the small intestine.
Secretin
This hormone is stimulated by high levels of dietary fat in the small intestine.
Choleystokinin
This digestive aid, produced by the stomach, begins digestion by denaturing proteins.
Hydrochloric acid
This structure regulates flow of material into the colon.
ileocecal sphincter
Which of the following is the primary function of the large intestine?
Feces formation