Question 1

One of the functions of the large intestine is to

Accepted Answer

A)  secrete digestive enzymes.
B)  absorb ingested water.
C)  regulate the release of bile.
D)  break down hemoglobin.E) C) and D)
F) None of the above

Question 2

The root canal of a tooth contains

Accepted Answer

A)  dentin.
B)  cementum.
C)  gingiva.
D)  blood vessels and nerves.E) A) and C)
F) A) and B)

Question 3

A child hanging upside down from a tree takes a bite from a candy bar. They manage to chew the candy and swallow it successfully. How does the bolus move along the esophagus?

Accepted Answer

A)  Inhalation from the larynx sucks the bolus through the esophagus.
B)  The esophagus undergoes peristalsis and the muscular movements force the bolus to the stomach, even against the force of gravity.
C)  Because gravity is the main way the bolus travels to the stomach, the epiglottis pushes the bolus into the esophagus and forces it to remain there until the child returns to an upright position.
D)  Because gravity is the main way the bolus travels to the stomach, the pharyngeal constrictor muscles push the bolus into the esophagus and force it to remain there until the child returns to an upright position.E) All of the above
F) None of the above

Question 4

The major mixing movement in the small intestine is accomplished by

Accepted Answer

A)  peristalsis.
B)  churning.
C)  segmentation.
D)  ring contractions.E) A) and B)
F) All of the above

Question 5

Fatty foods stay in the stomach longer than protein or carbohydrate foods.

Accepted Answer

A) True 
 B)False

Question 6

The esophagus provides a passageway for substances from the larynx to the bronchi.

Accepted Answer

A) True 
 B)False

Question 7

The double-layered folds of peritoneum that support portions of the small intestine are called ________.

Accepted Answer

The answer of The double-layered folds of peritoneum that support...

Question 8

The main part of the stomach is called the

Accepted Answer

A)  fundus.
B)  pylorus.
C)  cardia.
D)  body.E) A) and C)
F) C) and D)

Question 9

The passageway through the digestive tube is called the ________.

Accepted Answer

The answer of The passageway through the digestive tube is...

Question 10

Chylomicrons transport dietary fats to ________ through the blood.

Accepted Answer

A)  bones and cartilage
B)  neurons and neuroglia
C)  the liver and gallbladder
D)  muscle and adipose cellsE) B) and C)
F) B) and D)

Question 11

Elliot thought that his peptic ulcers were caused by his nagging parents, and was surprised when the doctor handed him a prescription for medication to treat

Accepted Answer

A)  a bacterial infection.
B)  a viral infection.
C)  a too high pH.
D)  excess bile.E) None of the above
F) B) and C)

Question 12

________ pick up cholesterol from the peripheral tissues and return it to the liver.

Accepted Answer

A)  VLDLs
B)  LDLs
C)  HDLs
D)  TriglyceridesE) B) and C)
F) A) and C)

Question 13

Cholecystokinin, a hormone released from intestinal mucosa as a result of stimulation by the presence of fats in the small intestine, stimulates the gallbladder to contract and release bile into the duodenum.

Accepted Answer

A) True 
 B)False

Question 14

Pancreatic fluid contains a high concentration of ________, which makes it alkaline.

Accepted Answer

The answer of Pancreatic fluid contains a high concentration of...

Question 15

Because of their location, swollen palatine tonsils may interfere with

Accepted Answer

A)  breathing only.
B)  swallowing only.
C)  both breathing and swallowing.
D)  neither breathing nor swallowing.E) C) and D)
F) B) and D)

Question 16

The sphincter muscle located between the small intestine and the large intestine is the ________.

Accepted Answer

The answer of The sphincter muscle located between the small...

Question 17

The mechanical breakup of food particles in the mouth is called

Accepted Answer

A)  mastication.
B)  salivation.
C)  peristalsis.
D)  absorption.E) A) and B)
F) A) and C)

Question 18

If you take a piece of white bread and chew it slowly for a long period of time, the flavor will become very sweet. This is due to the starch molecules in the bread being digested into smaller sugars that trigger a sweet sensation. Which substance is responsible for this breakdown?

Accepted Answer

A)  Salivary amylase
B)  Mucus
C)  Bicarbonate ions
D)  PepsinE) B) and D)
F) B) and C)

Question 19

Acute pancreatitis is often caused by the conversion of

Accepted Answer

A)  trypsin to trypsinogen.
B)  trypsinogen to trypsin.
C)  pepsin to pepsinogen.
D)  pepsinogen to pepsin.E) B) and D)
F) None of the above

Question 20

Lydia is taking an antihistamine for her allergies and develops xerostomia. She has

Accepted Answer

A)  a peptic ulcer.
B)  hairloss.
C)  bad breath.
D)  dry mouth.E) All of the above
F) A) and D)

Exam 17: Digestive System

The passageway through the digestive tube is called the ________.

Correct AnswerverifiedShow Answer

________ pick up cholesterol from the peripheral tissues and return it to the liver.

Correct AnswerverifiedShow Answer

The main part of the stomach is called the

Correct AnswerverifiedShow Answer

The mechanical breakup of food particles in the mouth is called

Correct AnswerverifiedShow Answer

The major mixing movement in the small intestine is accomplished by

Correct AnswerverifiedShow Answer

Pancreatic fluid contains a high concentration of ________, which makes it alkaline.

Correct AnswerverifiedShow Answer

Chylomicrons transport dietary fats to ________ through the blood.

Correct AnswerverifiedShow Answer

Lydia is taking an antihistamine for her allergies and develops xerostomia. She has

Correct AnswerverifiedShow Answer

The root canal of a tooth contains

Correct AnswerverifiedShow Answer

The double-layered folds of peritoneum that support portions of the small intestine are called ________.

Correct AnswerverifiedShow Answer

The sphincter muscle located between the small intestine and the large intestine is the ________.

Correct AnswerverifiedShow Answer

Fatty foods stay in the stomach longer than protein or carbohydrate foods.

Correct AnswerverifiedShow Answer

One of the functions of the large intestine is to

Correct AnswerverifiedShow Answer

Because of their location, swollen palatine tonsils may interfere with

Correct AnswerverifiedShow Answer

Acute pancreatitis is often caused by the conversion of

Correct AnswerverifiedShow Answer

Elliot thought that his peptic ulcers were caused by his nagging parents, and was surprised when the doctor handed him a prescription for medication to treat

Correct AnswerverifiedShow Answer

The esophagus provides a passageway for substances from the larynx to the bronchi.

Correct AnswerverifiedShow Answer

If you take a piece of white bread and chew it slowly for a long period of time, the flavor will become very sweet. This is due to the starch molecules in the bread being digested into smaller sugars that trigger a sweet sensation. Which substance is responsible for this breakdown?

Correct AnswerverifiedShow Answer

A child hanging upside down from a tree takes a bite from a candy bar. They manage to chew the candy and swallow it successfully. How does the bolus move along the esophagus?

Correct AnswerverifiedShow Answer

Cholecystokinin, a hormone released from intestinal mucosa as a result of stimulation by the presence of fats in the small intestine, stimulates the gallbladder to contract and release bile into the duodenum.

Correct AnswerverifiedShow Answer

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