Exam 23: The Digestive System

Bulblike union of the main pancreatic duct and bile duct.

Which of the following is not an accessory digestive organ?

Which of the following choices correctly pairs a type of cell in the stomach with its secretion?

Most of the ascending colon lies between the subcostal and transtubercular planes.

How many deciduous teeth are there?

Three strips of longitudinal muscles of the colon's muscularis, which cause it to pucker into sacs.

Which of the following is a secondarily retroperitoneal organ?

Use the diagram above to answer the following questions. -Identify the letter that indicates the hardest substance in the body.

________ is a dangerous inflammation of herniations in the colonic wall.

Which of the following layers is present in the mucosa of the stomach and intestines, but not in the mucosa of the mouth and pharynx?

Chief cells of the gastric glands secrete pepsinogen.

All of the following structures have four tissue layers in their walls except the

Use the diagram above to answer the following questions. -Identify the letter that indicates the cystic duct.

Stretching of the anal sphincter initiates the defecation reflex.

Digestion of which of the following would be affected the most if the bile-secreting liver were severely damaged?

Blood flowing through a liver lobule enters from a portal venule, flows through ________ to the central vein, and finally leaves the liver via the hepatic vein.

In the smooth muscle layers of the digestive tract, only a few muscle fibers per sheet are directly innervated; this arrangement is termed ________

Explain the relationship between a hiatal hernia and gastroesophageal reflux disease (GERD).

Union of the cystic and common hepatic ducts.

The distal sigmoid colon is located within the ________ region of the abdominal pelvic cavity.