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Exam 23: The Digestive System

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Question 31

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

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Question 32

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

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Question 33

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

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

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

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?

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.

Which of the following is not an accessory digestive organ?

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

Union of the cystic and common hepatic ducts.

Chief cells of the gastric glands secrete pepsinogen.

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

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

Bulblike union of the main pancreatic duct and bile duct.

Which of the following is a secondarily retroperitoneal organ?

How many deciduous teeth are there?

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

Stretching of the anal sphincter initiates the defecation reflex.

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

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