Question 1

Which of the following is not a component of the portal triad found at the edges of a liver lobule?

Accepted Answer

A) hepatic artery 
B) bile duct 
C) central vein 
D) hepatic portal vein 
A) hepatic artery 
B) bile duct 
C) central vein 
D) hepatic portal vein

Question 2

If the pancreatic duct was obstructed,you would expect to see elevated blood levels of

Accepted Answer

A) bilirubin. 
B) amylase. 
C) cholecystokinin. 
D) secretin. 
E) gastrin. 
A) bilirubin. 
B) amylase. 
C) cholecystokinin. 
D) secretin. 
E) gastrin.

Question 3

Sandwiched between the layer of circular and longitudinal muscle in the muscularis externa is the

Accepted Answer

A) mucosa. 
B) submucosa. 
C) muscularis mucosa. 
D) myenteric plexus. 
E) submucosal plexus. 
A) mucosa. 
B) submucosa. 
C) muscularis mucosa. 
D) myenteric plexus. 
E) submucosal plexus.

Question 4

An obstruction of the common bile duct often results in

Accepted Answer

A) undigested fat in the feces. 
B) a decrease in production of pancreatic juice. 
C) inability to digest protein. 
D) cirrhosis of the liver. 
E) hepatitis. 
A) undigested fat in the feces. 
B) a decrease in production of pancreatic juice. 
C) inability to digest protein. 
D) cirrhosis of the liver. 
E) hepatitis.

Question 5

The region of the stomach that empties into the duodenum is the

Accepted Answer

A) antrum. 
B) fundus. 
C) body. 
D) cardia. 
E) pylorus. 
A) antrum. 
B) fundus. 
C) body. 
D) cardia. 
E) pylorus.

Question 6

The basic functional units of the liver are the

Accepted Answer

A) hepatocytes. 
B) Kupffer cells. 
C) lobules. 
D) portal areas. 
E) bile canaliculi. 
A) hepatocytes. 
B) Kupffer cells. 
C) lobules. 
D) portal areas. 
E) bile canaliculi.

Question 7

Bile is stored in the

Accepted Answer

A) liver. 
B) duodenum. 
C) pancreas. 
D) gallbladder. 
E) appendix. 
A) liver. 
B) duodenum. 
C) pancreas. 
D) gallbladder. 
E) appendix.

Question 8

Leon has gallstones.His doctor puts him on a diet low in fat.Why?

Accepted Answer

The gallbladder functions to concentrate

Question 9

A viral infection that often involves the parotid glands,which swell noticeably,is

Accepted Answer

A) parotiditis. 
B) mumps. 
C) dysphagia. 
D) polyps. 
E) gingivitis. 
A) parotiditis. 
B) mumps. 
C) dysphagia. 
D) polyps. 
E) gingivitis.

Question 10

Which of the following is not a function of the tongue?

Accepted Answer

A) manipulation to assist with chewing 
B) mechanical processing 
C) passing food across occlusal surfaces 
D) secretion of mucins 
E) All of these are functions of the tongue. 
A) manipulation to assist with chewing 
B) mechanical processing 
C) passing food across occlusal surfaces 
D) secretion of mucins 
E) All of these are functions of the tongue.

Question 11

Which of the following descriptions best matches the term submucosal plexus?

Accepted Answer

A) component of mucosa 
B) sensory neural network 
C) secretes a watery fluid 
D) coordinates activity of muscularis externa 
E) loose connective tissue layer containing blood vessels 
A) component of mucosa 
B) sensory neural network 
C) secretes a watery fluid 
D) coordinates activity of muscularis externa 
E) loose connective tissue layer containing blood vessels

Question 12

Gastric pits are

Accepted Answer

A) ridges in the body of the stomach. 
B) involved in absorption of liquids from the stomach. 
C) openings into gastric glands. 
D) acid scars in the esophagus. 
E) hollows where proteins are stored. 
A) ridges in the body of the stomach. 
B) involved in absorption of liquids from the stomach. 
C) openings into gastric glands. 
D) acid scars in the esophagus. 
E) hollows where proteins are stored.

Question 13

Which of the following descriptions best matches the term cholecystokinin (CCK)?

Accepted Answer

A) where pancreatic juice and bile enter duodenum 
B) carries absorbed sugars and amino acids 
C) stimulates pancreas to secrete bicarbonate-rich fluid 
D) causes gallbladder to contract 
E) stimulates gastric secretion 
A) where pancreatic juice and bile enter duodenum 
B) carries absorbed sugars and amino acids 
C) stimulates pancreas to secrete bicarbonate-rich fluid 
D) causes gallbladder to contract 
E) stimulates gastric secretion

Question 14

Which of the following descriptions best matches the term duodenal ampulla?

Accepted Answer

A) where pancreatic juice and bile enter duodenum 
B) carries absorbed sugars and amino acids 
C) stimulates pancreas to secrete bicarbonate-rich fluid 
D) causes gallbladder to contract 
E) stimulates gastric secretion 
A) where pancreatic juice and bile enter duodenum 
B) carries absorbed sugars and amino acids 
C) stimulates pancreas to secrete bicarbonate-rich fluid 
D) causes gallbladder to contract 
E) stimulates gastric secretion

Question 15

A structure that helps prevent food from entering the pharynx prematurely is the

Accepted Answer

A) uvula. 
B) pharyngeal arch. 
C) palatoglossal arch. 
D) palatopharyngeal arch. 
E) epiglottis. 
A) uvula. 
B) pharyngeal arch. 
C) palatoglossal arch. 
D) palatopharyngeal arch. 
E) epiglottis.

Question 16

Blockage of the common hepatic duct would interfere with digestion of

Accepted Answer

A) proteins. 
B) fats. 
C) disaccharides. 
D) complex carbohydrates. 
E) vitamins. 
A) proteins. 
B) fats. 
C) disaccharides. 
D) complex carbohydrates. 
E) vitamins.

Question 17

A disease that attacks and disables the myenteric plexus would

Accepted Answer

A) increase intestinal motility. 
B) decrease intestinal motility. 
C) increase gastric secretion. 
D) decrease gastric secretion. 
E) interfere with both intestinal motility and gastric secretion. 
A) increase intestinal motility. 
B) decrease intestinal motility. 
C) increase gastric secretion. 
D) decrease gastric secretion. 
E) interfere with both intestinal motility and gastric secretion.

Question 18

The pancreas produces

Accepted Answer

A) lipases and amylase. 
B) nucleases. 
C) peptidases and proteinases. 
D) sodium bicarbonate. 
E) All of the answers are correct. 
A) lipases and amylase. 
B) nucleases. 
C) peptidases and proteinases. 
D) sodium bicarbonate. 
E) All of the answers are correct.

Question 19

The structure that marks the division between the right and left lobes of the liver is the

Accepted Answer

A) lesser omentum. 
B) greater omentum. 
C) falciform ligament. 
D) ligamentum teres. 
E) hepatic ligament. 
A) lesser omentum. 
B) greater omentum. 
C) falciform ligament. 
D) ligamentum teres. 
E) hepatic ligament.

Question 20

Distension of the gastric wall leads to secretion of histamines from the lamina propria.This is an example of ________ response.

Accepted Answer

A) neural 
B) local 
C) muscular 
D) hormonal 
E) None of the answers is correct. 
A) neural 
B) local 
C) muscular 
D) hormonal 
E) None of the answers is correct.

Exam 24: The Digestive System

Which of the following is not a component of the portal triad found at the edges of a liver lobule?

If the pancreatic duct was obstructed,you would expect to see elevated blood levels of

Sandwiched between the layer of circular and longitudinal muscle in the muscularis externa is the

An obstruction of the common bile duct often results in

The region of the stomach that empties into the duodenum is the

The basic functional units of the liver are the

Bile is stored in the

Leon has gallstones.His doctor puts him on a diet low in fat.Why?

A viral infection that often involves the parotid glands,which swell noticeably,is

Which of the following is not a function of the tongue?

Which of the following descriptions best matches the term submucosal plexus?

Gastric pits are

Which of the following descriptions best matches the term cholecystokinin (CCK)?

Which of the following descriptions best matches the term duodenal ampulla?

A structure that helps prevent food from entering the pharynx prematurely is the

Blockage of the common hepatic duct would interfere with digestion of

A disease that attacks and disables the myenteric plexus would

The pancreas produces

The structure that marks the division between the right and left lobes of the liver is the

Distension of the gastric wall leads to secretion of histamines from the lamina propria.This is an example of ________ response.

An Introduction to Anatomy and Physiology

The Chemical Level of Organization

The Cellular Level of Organization

The Tissue Level of Organization

The Integumentary System

Osseous Tissue and Bone Structure

The Axial Skeleton

The Appendicular Skeleton

Joints

Muscle Tissue

The Muscular System

Neural Tissue

The Spinal Cord, spinal Nerves, and Spinal Reflexes

The Brain and Cranial Nerves

Sensory Pathways and the Somatic Nervous System

The Autonomic Nervous System and Higher-Order Functions

The Special Senses

The Endocrine System

Blood

The Heart

Blood Vessels and Circulation

The Lymphatic System and Immunity

The Respiratory System

Metabolism and Energetics

The Urinary System

Fluid, electrolyte, and Acid-Base Balance

The Reproductive System

Development and Inheritance

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