Chapter 24 Digestive System
Testbank Questions Multiple choice
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?
Which of the following processes is the primary function of the villi of the small intestine?
Which of the following accessory organs produces a fluid to soften food?
Which of the following accessory organs produces a fluid that functions to emulsify dietary fats?
Which of the following accessory organs stares bile?
The capability of the GI tract to move material along its length is called
This layer of the GI tract is composed of areolar connective tissue containing blood and lymph vessels.
This layer of the GI tract is composed of areolar connective tissue that binds the mucosato the muscularis.
This layer functions by secreting lubricating fluid.
These are composed of prominent lymphatic nodules that function in the immune response.
This plexus is located between the longitudinal and circular smooth muscle layers of the muscularis.
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.
This portion of the peritoneum is largely responsible for carrying blood and lymph vessels to the intestines.
This is the anterior portion of the mouth;is formed by the maxillae and palatine bones; is covered by mucous membrane.
In the mouth, this runs posteriorly to the sides of the pharynx.
In the mouth, the tooth sockets are lined with...
Deciduous molars are replaced by...
Which of the following contains skeletal muscle?
UES standard abbreviations
How many stages of deglutition are there?
This structure of the stomach allows greater distention for food storage.
Which of the following secrete gastric acid?
This cell secretes the hormone that promotes production of gastric acid.
How long can food stay in the fundus before being mixed with gastric juices?
This major duct carries a fluid rich in bicarbonate ions.
Which of the following gastric enzymes digest proteins?
This is the heaviest gland of the body.
This is found on the liver and is a remnant of the unbilical cord in a fetus.
This is the principle pigment in bile.
Which of the following is NOT a function of the liver?
Storage of bilirubin
Which of the following small intestine cells secrete lysozyme?
secrete mucous and an alkaline juice
Which of the following enzymes acts to produce monoglycerides as products?
Which of the following pancreatic enzymes acts to produce monosaccarides?
Which of the following pancreatic enzymes acts to produce smaller peptides from proteins?
This hormone functions to counteract the effect of gastric acid in the small intestine.
This hormone is stimulated by high levels of dietary fat in the small intestine.
This digestive aid, produced by the stomach, begins digestion by denaturing proteins.
This structure regulates the flow of material into the colon.
Which of the following is the primary function of the largeintestine?