Question 1

Which organ is not part of the gastrointestinal tract?

Accepted Answer

A)  Esophagus
B)  Large intestine
C)  Stomach
D)  Oral cavity
E)  Liver

Question 2

Late one night,while studying for your anatomy class,you open a box of saltine crackers to do a little snacking.After chewing on a starchy morsel for a few minutes,you begin to notice a sweet taste in your mouth.What accounts for this?

Accepted Answer

A)  "Sweet" taste receptors are slower to respond than others.
B)  Activity of bacteria in the mouth lowers the pH.
C)  Esophageal reflux
D)  Salivary amylase activity
E)  Phagocytosis by the pharyngeal tonsils produces by-products that taste sweet.

Question 3

The process of swallowing is also called _____________.

Accepted Answer

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

Question 4

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

Accepted Answer

A)  Gastric gland
B)  Lymphatic nodule
C)  Intestinal gland
D)  Endocrine gland
E)  Peyer patch

Question 5

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 6

The greater and lesser curvatures of the stomach form during development as a result of differential growth rates between the anterior and posterior surfaces.

Accepted Answer

A) True 
 B)False

Question 7

Why are there so many phagocytic cells (in lymph nodes and the liver,for example) associated with the digestive system?

Accepted Answer

A)  They stimulate digestive enzyme production.
B)  They remove bacteria and other foreign material ingested with food.
C)  They stimulate contractions of the tunica muscularis.
D)  They stimulate proliferation of stem cells.
E)  They can transform into other cell types under the appropriate hormonal stimulation.

Question 8

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.

Question 9

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)  are only found in dogs.

Question 10

Which region of the digestive tract moves material by peristalsis,haustral churning,and mass movement?

Accepted Answer

A)  Large intestine
B)  Small intestine
C)  Stomach
D)  Esophagus
E)  Pharynx

Question 11

Which is not correct regarding saliva?

Accepted Answer

A)  Its pH is slightly alkaline.
B)  Daily production is 1-1½ liters.
C)  It contains antibodies and an antibacterial enzyme.
D)  The majority of its volume is water.
E)  It contains mucus to aid in swallowing.

Question 12

The liver parenchyma,gallbladder,pancreas,and biliary apparatus develop from the endoderm of the

Accepted Answer

A)  duodenum.
B)  hepatic crest.
C)  transverse colon.
D)  lesser omentum.
E)  umbilical cord.

Question 13

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

Accepted Answer

A) True 
 B)False

Question 14

Which is not correct regarding teeth?

Accepted Answer

A)  The primary component of teeth is dentin.
B)  The outer surface of enamel forms the crown of a tooth.
C)  The central portion of a tooth is the sinus cavity.
D)  The root is covered by cementum.
E)  The apical foramen is the opening at the tip of the root.

Question 15

Which peritoneal fold attaches the liver to the anterior internal body wall?

Accepted Answer

A)  Coronary ligament
B)  Falciform ligament
C)  Mesentery proper
D)  Intraperitoneal ligament
E)  Hepatic ligament

Question 16

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.

Question 17

The central cavity of a tooth is filled with

Accepted Answer

A)  cementum.
B)  dentin.
C)  pulp.
D)  enamel.
E)  calcium phosphate.

Question 18

What structures comprise 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 artery

Question 19

Of the three phases of swallowing,only the esophageal phase is involuntary.

Accepted Answer

A) True 
 B)False

Question 20

What is the primary function of the large intestine?

Accepted Answer

A)  Storage of vitamins and minerals
B)  Protein digestion and nutrient absorption
C)  Water and electrolyte absorption
D)  Secretion of water,salts,sodium bicarbonate,and enzymes
E)  None of the choices is correct.

Exam 26: Digestive System

Stenosis (constriction) of the hepatopancreatic ampulla would interfere with

Correct AnswerverifiedShow Answer

Which organ is not part of the gastrointestinal tract?

Correct AnswerverifiedShow Answer

Which region of the digestive tract moves material by peristalsis,haustral churning,and mass movement?

Correct AnswerverifiedShow Answer

What structures comprise a portal triad?

Correct AnswerverifiedShow Answer

The liver parenchyma,gallbladder,pancreas,and biliary apparatus develop from the endoderm of the

Correct AnswerverifiedShow Answer

The term "canines" describes the teeth that

Correct AnswerverifiedShow Answer

Which peritoneal fold attaches the liver to the anterior internal body wall?

Correct AnswerverifiedShow Answer

Why are there so many phagocytic cells (in lymph nodes and the liver,for example) associated with the digestive system?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

The greater and lesser curvatures of the stomach form during development as a result of differential growth rates between the anterior and posterior surfaces.

Correct AnswerverifiedShow Answer

Which is not correct regarding saliva?

Correct AnswerverifiedShow Answer

The central cavity of a tooth is filled with

Correct AnswerverifiedShow Answer

What is the primary function of the large intestine?

Correct AnswerverifiedShow Answer

Which is not correct regarding teeth?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Late one night,while studying for your anatomy class,you open a box of saltine crackers to do a little snacking.After chewing on a starchy morsel for a few minutes,you begin to notice a sweet taste in your mouth.What accounts for this?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

The process of swallowing is also called _____________.

Correct AnswerverifiedShow Answer

The inferior esophageal sphincter is also known as the

Correct AnswerverifiedShow Answer

Of the three phases of swallowing,only the esophageal phase is involuntary.

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified