Question 1

The portion of the digestive tract that receives food directly from the oral cavity is the

Accepted Answer

A)  nasopharynx. 
B)  oropharynx. 
C)  laryngopharynx. 
D)  esophagus. 
E)  larynx. 
A)  nasopharynx. 
B)  oropharynx. 
C)  laryngopharynx. 
D)  esophagus. 
E)  larynx.

Question 2

Inflammation of the stomach mucosa in the area superior to the pyloric sphincter is most appropriately referred to as

Accepted Answer

A)  esophagitis. 
B)  a duodenal ulcer. 
C)  a hiatal hernia. 
D)  gastric ulcer. 
E)  indigestion. 
A)  esophagitis. 
B)  a duodenal ulcer. 
C)  a hiatal hernia. 
D)  gastric ulcer. 
E)  indigestion.

Question 3

The digestive juice that contains enzymes capable of digesting all major food groups is

Accepted Answer

A)  gastric juice. 
B)  biliary juice. 
C)  salivary juice. 
D)  pancreatic juice. 
E)  hepatic juice. 
A)  gastric juice. 
B)  biliary juice. 
C)  salivary juice. 
D)  pancreatic juice. 
E)  hepatic juice.

Question 4

Which of the following occurs in the large intestine?

Accepted Answer

A)  chemical digestion 
B)  mass movements 
C)  mastication 
D)  mixing waves 
E)  neutralization 
A)  chemical digestion 
B)  mass movements 
C)  mastication 
D)  mixing waves 
E)  neutralization

Question 5

The hepatic sinusoids

Accepted Answer

A)  transport bile. 
B)  have phagocytic cells in their lining. 
C)  are part of the portal triad. 
D)  connect to the gallbladder. 
E)  do not have a function. 
A)  transport bile. 
B)  have phagocytic cells in their lining. 
C)  are part of the portal triad. 
D)  connect to the gallbladder. 
E)  do not have a function.

Question 6

-The figure illustrates bile drainage. What does "D" represent?

Accepted Answer

A)  hepatopancreatic ampulla 
B)  pancreatic duct 
C)  common hepatic duct 
D)  common bile duct 
E)  cystic duct 
A)  hepatopancreatic ampulla 
B)  pancreatic duct 
C)  common hepatic duct 
D)  common bile duct 
E)  cystic duct

Question 7

-The diagram illustrates an absorptive structure in the duodenum. What does "C" represent?

Accepted Answer

A)  microvilli 
B)  epithelial cell 
C)  capillary 
D)  lacteal 
E)  villus 
A)  microvilli 
B)  epithelial cell 
C)  capillary 
D)  lacteal 
E)  villus

Question 8

Enzymes for the digestion of disaccharides are produced in the

Accepted Answer

A)  mouth. 
B)  stomach. 
C)  pancreas. 
D)  small intestine. 
E)  liver. 
A)  mouth. 
B)  stomach. 
C)  pancreas. 
D)  small intestine. 
E)  liver.

Question 9

Duodenal gland secretion prevents

Accepted Answer

A)  digestive enzyme release. 
B)  release of bile from the liver. 
C)  irritation of the duodenal mucosa by acidic chyme and digestive enzymes. 
D)  the release of insulin. 
E)  peristalsis. 
A)  digestive enzyme release. 
B)  release of bile from the liver. 
C)  irritation of the duodenal mucosa by acidic chyme and digestive enzymes. 
D)  the release of insulin. 
E)  peristalsis.

Question 10

Which of the following organs is retroperitoneal?

Accepted Answer

A)  pancreas 
B)  ascending colon 
C)  duodenum 
D)  descending colon 
E)  All of these organs are retroperitoneal 
A)  pancreas 
B)  ascending colon 
C)  duodenum 
D)  descending colon 
E)  All of these organs are retroperitoneal

Question 11

Cholecystokinin is produced by endocrine cells of the

Accepted Answer

A)  stomach. 
B)  small intestine. 
C)  pancreas. 
D)  large intestine. 
E)  liver. 
A)  stomach. 
B)  small intestine. 
C)  pancreas. 
D)  large intestine. 
E)  liver.

Question 12

-The diagram illustrates the anatomy of the stomach. What does "E" represent?

Accepted Answer

A)  muscularis 
B)  duodenum 
C)  esophagus 
D)  pyloric sphincter 
E)  cardiac part 
A)  muscularis 
B)  duodenum 
C)  esophagus 
D)  pyloric sphincter 
E)  cardiac part

Question 13

Match the process or term with the best description.
-mastication

Accepted Answer

A) swallowing 
B) chewing 
C) ball of food 
D) semifluid material 
E) phagocytosis 
A) swallowing 
B) chewing 
C) ball of food 
D) semifluid material 
E) phagocytosis

Question 14

Which of the following would inhibit normal movements of the tongue?

Accepted Answer

A)  swollen lips 
B)  lingual frenulum extending to tip of tongue 
C)  decrease in number of taste buds 
D)  loss of all teeth 
E)  swollen tonsils 
A)  swollen lips 
B)  lingual frenulum extending to tip of tongue 
C)  decrease in number of taste buds 
D)  loss of all teeth 
E)  swollen tonsils

Question 15

The mucosa of the colon

Accepted Answer

A)  contains many mucus-secreting goblet cells. 
B)  exchanges sodium ions for chloride ions. 
C)  actively secretes sodium and chloride ions. 
D)  produces enzymes that complete lipid digestion. 
E)  consists of stratified columnar epithelium. 
A)  contains many mucus-secreting goblet cells. 
B)  exchanges sodium ions for chloride ions. 
C)  actively secretes sodium and chloride ions. 
D)  produces enzymes that complete lipid digestion. 
E)  consists of stratified columnar epithelium.

Question 16

Which of the following represents a mismatch in stomach wall structure?

Accepted Answer

A)  muscularis - two layers; both circular 
B)  rugae - folds of mucosa and submucosa 
C)  mucosa - gastric glands 
D)  gastric pits - open onto surface of stomach mucosa 
E)  lining - simple columnar epithelium 
A)  muscularis - two layers; both circular 
B)  rugae - folds of mucosa and submucosa 
C)  mucosa - gastric glands 
D)  gastric pits - open onto surface of stomach mucosa 
E)  lining - simple columnar epithelium

Question 17

The villi, microvilli and plicae circularis function to

Accepted Answer

A)  liberate hormones. 
B)  promote peristalsis. 
C)  produce bile. 
D)  increase surface area for absorption. 
E)  stimulate chemical digestion. 
A)  liberate hormones. 
B)  promote peristalsis. 
C)  produce bile. 
D)  increase surface area for absorption. 
E)  stimulate chemical digestion.

Question 18

Why does the superior part of the esophagus contain skeletal muscle instead of smooth muscle?

Accepted Answer

A)  The first phase of swallowing is under involuntary control. 
B)  The second phase of swallowing is under voluntary control. 
C)  The first phase of swallowing is under voluntary control. 
D)  The second phase of swallowing is under involuntary control. 
A)  The first phase of swallowing is under involuntary control. 
B)  The second phase of swallowing is under voluntary control. 
C)  The first phase of swallowing is under voluntary control. 
D)  The second phase of swallowing is under involuntary control.

Question 19

The enteric nervous system acts independently of the CNS to control local reflexes in the digestive tract.

Accepted Answer

A) True 
 B)False

Question 20

The salivary glands located just anterior to the ear are the

Accepted Answer

A)  parotid glands. 
B)  submandibular glands. 
C)  buccal glands. 
D)  labial glands. 
E)  sublingual glands. 
A)  parotid glands. 
B)  submandibular glands. 
C)  buccal glands. 
D)  labial glands. 
E)  sublingual glands.

Exam 24: Digestive System

The portion of the digestive tract that receives food directly from the oral cavity is the

Inflammation of the stomach mucosa in the area superior to the pyloric sphincter is most appropriately referred to as

The digestive juice that contains enzymes capable of digesting all major food groups is

Which of the following occurs in the large intestine?

The hepatic sinusoids

-The figure illustrates bile drainage. What does "D" represent?

-The diagram illustrates an absorptive structure in the duodenum. What does "C" represent?

Enzymes for the digestion of disaccharides are produced in the

Duodenal gland secretion prevents

Which of the following organs is retroperitoneal?

Cholecystokinin is produced by endocrine cells of the

-The diagram illustrates the anatomy of the stomach. What does "E" represent?

Match the process or term with the best description. -mastication

Which of the following would inhibit normal movements of the tongue?

The mucosa of the colon

Which of the following represents a mismatch in stomach wall structure?

The villi, microvilli and plicae circularis function to

Why does the superior part of the esophagus contain skeletal muscle instead of smooth muscle?

The enteric nervous system acts independently of the CNS to control local reflexes in the digestive tract.

The salivary glands located just anterior to the ear are the

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