Question 1

-This figure shows an intestinal villus.What is the structure indicated by the number 1

Accepted Answer

A)  Intestinal artery
B)  Lacteal
C)  Microvillus
D)  Intestinal vein
E)  FlagellumF) A) and E)
G) All of the above

Question 2

The __________ are considered the opening from the oral cavity to the oropharynx.

Accepted Answer

A)  fauces
B)  choana
C)  conchae
D)  fossae
E)  glossusF) B) and E)
G) A) and B)

Question 3

The liver and gallbladder are accessory digestive organs.

Accepted Answer

A) True 
 B)False

Question 4

The accumulation of large amounts of adipose tissue in the __________ that extends from the inferolateral surface of the stomach can form what is commonly called a "beer belly".

Accepted Answer

A)  greater omentum
B)  mesentery proper
C)  mesocolon
D)  lesser omentum
E)  falciform ligamentF) B) and E)
G) B) and C)

Question 5

Which organ is retroperitoneal

Accepted Answer

A)  Stomach
B)  Jejunum
C)  Transverse colon
D)  Pancreas
E)  CecumF) None of the above
G) B) and D)

Question 6

The term "canines" describes the teeth that

Accepted Answer

A)  are most anterior,used for slicing and cutting.
B)  are lateral to the incisors,used for puncturing and tearing.
C)  bear dental cusps for cutting and grinding.
D)  are only found as permanent teeth.E) A) and B)
F) A) and C)

Question 7

-This figure shows an intestinal villus.What is the invagination indicated by the number 2

Accepted Answer

A)  Gastric gland
B)  Lymphatic nodule
C)  Intestinal gland
D)  Endocrine gland
E)  Peyer patchF) A) and B)
G) B) and D)

Question 8

What structures compose a portal triad

Accepted Answer

A)  Branches of the hepatic artery,hepatic vein,and hepatic duct
B)  Branches of the common bile duct,central vein,and hepatic artery
C)  Branches of the hepatic duct,cystic duct,and central vein
D)  Branches of the hepatic artery,hepatic portal vein,and hepatic duct
E)  Branches of the cystic duct,central vein,and hepatic arteryF) A) and E)
G) All of the above

Question 9

An enzyme found within saliva is salivary

Accepted Answer

A)  pancreatase.
B)  nuclease.
C)  amylase.
D)  protease.
E)  pepsin.F) D) and E)
G) B) and E)

Question 10

The presence of fatty chyme in the small intestine stimulates it to release _______,which causes the

Accepted Answer

A)  gastrin,liver to secrete an alkaline solution.
B)  CCK,gallbladder to release bile.
C)  CCK,stomach to increase gastric secretion.
D)  secretin,stomach to increase motility.
E)  secretin,pancreas to release acidic pancreatic juice.F) None of the above
G) A) and D)

Question 11

Which organ is not part of the gastrointestinal tract

Accepted Answer

A)  Esophagus
B)  Large intestine
C)  Stomach
D)  Oral cavity
E)  LiverF) All of the above
G) B) and E)

Question 12

The transverse colon is part of the upper gastrointestinal tract.

Accepted Answer

A) True 
 B)False

Question 13

There are two aspects to digestion: chemical digestion and _______________ digestion.

Accepted Answer

The answer of There are two aspects to digestion: chemical...

Question 14

Stenosis (constriction) of the hepatopancreatic ampulla would interfere with

Accepted Answer

A)  the transport of bile and pancreatic juice.
B)  the secretion of mucus.
C)  the passage of chyme into the small intestine.
D)  peristalsis.
E)  salivary gland secretion.F) A) and B)
G) A) and C)

Question 15

If a fatty meal has been ingested,the liver and gallbladder need to be alerted about the need for bile.The receptors that are responsible for sensing the fat in the ingested food are refered to as

Accepted Answer

A)  bilireceptors.
B)  mechanoreceptors.
C)  chemoreceptors.
D)  omental neurons
E)  osmodetectors.F) A) and E)
G) B) and C)

Question 16

The initial site of both mechanical and chemical digestion is the

Accepted Answer

A)  stomach.
B)  small intestine.
C)  esophagus.
D)  oral cavity.
E)  pharynx.F) C) and E)
G) All of the above

Question 17

A sphincter is a

Accepted Answer

A)  thickening of the longitudinal layer of the muscularis that propels materials through the GI tract.
B)  thickening of the circular layer of the muscularis that controls movement of materials through the GI tract.
C)  fold of the mucosa of the GI tract that increases the total surface area for absorption of nutrients.
D)  circle of adventitia that anchors the GI tract to neighboring structures.E) A) and B)
F) A) and D)

Question 18

The inferior esophageal sphincter is also known as the

Accepted Answer

A)  cardiac sphincter.
B)  pyloric sphincter.
C)  pharyngoesophageal sphincter.
D)  pharyngealgastric sphincter.
E)  esophageal hiatus.F) None of the above
G) C) and D)

Question 19

An organ that helps break down food but is not part of the tube through which the foodstuffs pass is referred to as a(n)

Accepted Answer

A)  chemically digesting organ.
B)  accessory digestive organ.
C)  alimentary canal organ.
D)  diffuse ingestive structure.
E)  organ of mastication.F) A) and C)
G) All of the above

Question 20

Once micelles enter intestinal epithelial cells,fatty acids and monoglycerides combine to form triglycerides.

Accepted Answer

A) True 
 B)False

Exam 26: Digestive System

The initial site of both mechanical and chemical digestion is the

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Which organ is retroperitoneal

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The liver and gallbladder are accessory digestive organs.

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The inferior esophageal sphincter is also known as the

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The transverse colon is part of the upper gastrointestinal tract.

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An enzyme found within saliva is salivary

Correct AnswerverifiedShow Answer

Stenosis (constriction) of the hepatopancreatic ampulla would interfere with

Correct AnswerverifiedShow Answer

The accumulation of large amounts of adipose tissue in the __________ that extends from the inferolateral surface of the stomach can form what is commonly called a "beer belly".

Correct AnswerverifiedShow Answer

Once micelles enter intestinal epithelial cells,fatty acids and monoglycerides combine to form triglycerides.

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The presence of fatty chyme in the small intestine stimulates it to release _______,which causes the

Correct AnswerverifiedShow Answer

-This figure shows an intestinal villus.What is the invagination indicated by the number 2

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The term "canines" describes the teeth that

Correct AnswerverifiedShow Answer

There are two aspects to digestion: chemical digestion and _______________ digestion.

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What structures compose a portal triad

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-This figure shows an intestinal villus.What is the structure indicated by the number 1

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If a fatty meal has been ingested,the liver and gallbladder need to be alerted about the need for bile.The receptors that are responsible for sensing the fat in the ingested food are refered to as

Correct AnswerverifiedShow Answer

The __________ are considered the opening from the oral cavity to the oropharynx.

Correct AnswerverifiedShow Answer

Which organ is not part of the gastrointestinal tract

Correct AnswerverifiedShow Answer

A sphincter is a

Correct AnswerverifiedShow Answer

An organ that helps break down food but is not part of the tube through which the foodstuffs pass is referred to as a(n)

Correct AnswerverifiedShow Answer

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