Question 1

Gastric mixing changes

Accepted Answer

A)  foodstuffs into bile.
B)  food into chyle.
C)  a bolus into chyme.
D)  chyle into pepsin.
E)  proteins into lipids.F) D) and E)
G) None of the above

Question 2

Lipid molecules that are absorbed from the GI tract enter

Accepted Answer

A)  mesenteric arteries.
B)  mesenteric veins.
C)  lymphatic capillaries.
D)  the liver.E) A) and B)
F) B) and C)

Question 3

A lymphatic capillary within a villus of the small intestine is called a ____________.

Accepted Answer

The answer of A lymphatic capillary within a villus of...

Question 4

Chief cells store and release an inactive precursor of a proteolytic enzyme (rather than the active form)to avoid destroying proteins within themselves.

Accepted Answer

A) True 
 B)False

Question 5

Which is the layer of the serous membrane that directly covers the surface of internal organs

Accepted Answer

A)  Omental layer
B)  Visceral peritoneum
C)  Parietal peritoneum
D)  Rectal peritoneum
E)  Muscularis mucosaF) C) and D)
G) B) and D)

Question 6

The quadrate lobe is visible on the inferior surface of the liver,adjacent to the gallbladder.

Accepted Answer

A) True 
 B)False

Question 7

The central cavity of a tooth is filled with

Accepted Answer

A)  cementum.
B)  dentin.
C)  pulp.
D)  enamel.
E)  calcium phosphate.F) All of the above
G) C) and E) C

Question 8

The stomach is considered part of the upper gastrointestinal tract.

Accepted Answer

A) True 
 B)False

Question 9

The mastication center is located in the _____________ of the brain.

Accepted Answer

A)  hippocampus and amygdala
B)  medulla and pons
C)  hypothalamus
D)  entorhinal cortex and basal nuclei
E)  solitary nucleusF) A) and E)
G) C) and E)

Question 10

Lysozyme within saliva primarily functions to

Accepted Answer

A)  moisten and disperse food.
B)  initiate the chemical breakdown of starch.
C)  inhibit bacterial growth.
D)  wash materials off teeth.E) B) and D)
F) All of the above

Question 11

The gastrointestinal tract lining changes along its length.Choose one section of the tract that has a simple epithelium and one section that has a stratified epithelium,and for each section describe the specific epithelium present and how that type of epithelium suits the organ's function.

Accepted Answer

A variety of answers are possible, but ...

Question 12

The process of swallowing is also called _____________.

Accepted Answer

The answer of The process of swallowing is also called...

Question 13

The function of the muscularis of the GI tract wall is to both propel and mix the contents of the tract.

Accepted Answer

A) True 
 B)False

Question 14

Which duct transports bile to and from the gallbladder

Accepted Answer

A)  Common bile duct
B)  Pancreatic duct
C)  Hepatopancreatic duct
D)  Cystic duct
E)  Hepatic ductF) C) and D)
G) A) and B) D

Question 15

The lining of the gastrointestinal tract that allows for absorption and secretion is

Accepted Answer

A)  keratinized stratified squamous epithelium.
B)  nonkeratinized stratfied squamous epithelium.
C)  areolar connective tissue.
D)  simple columnar epithelium.
E)  simple squamous epithelium.F) A) and D)
G) C) and D)

Question 16

Nucleic acids are digested within the

Accepted Answer

A)  mouth.
B)  stomach.
C)  small intestine.
D)  pancreas.
E)  large intestine.F) B) and E)
G) B) and D) C

Question 17

Vagus nerve activity ________ release of pancreatic juice.

Accepted Answer

A)  stimulates
B)  inhibitsC) A) and B)
D) undefined

Question 18

The upper half of the esophagus contains smooth muscle and the lower half contains skeletal muscle.

Accepted Answer

A) True 
 B)False

Question 19

What material is transported in the sinusoids of the liver

Accepted Answer

A)  Bile
B)  Arterial blood
C)  Venous blood
D)  Mixed arterial and venous blood
E)  Hepatic juiceF) A) and B)
G) B) and E)

Question 20

What is the correct order for the list of structures of the large intestine,starting at the cecum and ending at the rectum
A: Left colic flexure
B: Ascending colon
C: Transverse colon
D: Right colic flexure
E: Sigmoid colon
F: Descending colon

Accepted Answer

A)  f,c,d,e,a,b
B)  b,d,c,a,f,e
C)  e,b,a,c,d,f
D)  b,a,c,d,f,e
E)  e,b,d,c,a,fF) None of the above
G) B) and E)

Exam 26: Digestive System

Gastric mixing changes

Correct AnswerverifiedShow Answer

Lipid molecules that are absorbed from the GI tract enter

Correct AnswerverifiedShow Answer

A lymphatic capillary within a villus of the small intestine is called a ____________.

Correct AnswerverifiedShow Answer

Chief cells store and release an inactive precursor of a proteolytic enzyme (rather than the active form)to avoid destroying proteins within themselves.

Correct AnswerverifiedShow Answer

Which is the layer of the serous membrane that directly covers the surface of internal organs

Correct AnswerverifiedShow Answer

The quadrate lobe is visible on the inferior surface of the liver,adjacent to the gallbladder.

Correct AnswerverifiedShow Answer

The central cavity of a tooth is filled with

Correct AnswerverifiedC

The stomach is considered part of the upper gastrointestinal tract.

Correct AnswerverifiedShow Answer

The mastication center is located in the _____________ of the brain.

Correct AnswerverifiedShow Answer

Lysozyme within saliva primarily functions to

Correct AnswerverifiedShow Answer

The gastrointestinal tract lining changes along its length.Choose one section of the tract that has a simple epithelium and one section that has a stratified epithelium,and for each section describe the specific epithelium present and how that type of epithelium suits the organ's function.

Correct Answerverified A variety of answers are possible, but ...View AnswerShow Answer

The process of swallowing is also called _____________.

Correct AnswerverifiedShow Answer

The function of the muscularis of the GI tract wall is to both propel and mix the contents of the tract.

Correct AnswerverifiedShow Answer

Which duct transports bile to and from the gallbladder

Correct AnswerverifiedD

The lining of the gastrointestinal tract that allows for absorption and secretion is

Correct AnswerverifiedShow Answer

Nucleic acids are digested within the

Correct AnswerverifiedC

Vagus nerve activity ________ release of pancreatic juice.

Correct AnswerverifiedShow Answer

The upper half of the esophagus contains smooth muscle and the lower half contains skeletal muscle.

Correct AnswerverifiedShow Answer

What material is transported in the sinusoids of the liver

Correct AnswerverifiedShow Answer

What is the correct order for the list of structures of the large intestine,starting at the cecum and ending at the rectum A: Left colic flexure B: Ascending colon C: Transverse colon D: Right colic flexure E: Sigmoid colon F: Descending colon

Correct AnswerverifiedShow Answer

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C

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A variety of answers are possible, but ...
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D

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C

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