Question 1

The parotid glands are

Accepted Answer

A)   the largest salivary glands.
B)   the smallest salivary glands.
C)   under the tongue.
D)   in the lower jaw.E) None of the above
F) C) and D)

Question 2

Gallstones may form if

Accepted Answer

A)   bile is too concentrated.
B)   hepatic cells secrete too much HCl.
C)   the pH of the gallbladder becomes too alkaline.
D)   the liver is lacerated.E) None of the above
F) A) and D)

Question 3

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 4

The alimentary canal extends, in its entirety, from

Accepted Answer

A)   the mouth to the large intestine.
B)   the stomach to the small intestine.
C)   the liver to the gallbladder.
D)   the mouth to the anus.E) B) and D)
F) B) and C)

Question 5

An extracorporeal liver assist device was surgically implanted into Sam. This device is very similar to

Accepted Answer

A)   an artificial heart.
B)   artificial skin.
C)   kidney dialysis.
D)   a blood transfusion.E) None of the above
F) A) and D)

Question 6

Large, fixed phagocytes in the lining of the hepatic sinusoids are _______ cells.

Accepted Answer

The answer of Large, fixed phagocytes in the lining of...

Question 7

Which of the following is true about bile?

Accepted Answer

A)   Cholecystokinin stimulates its production.
B)   Secretin stimulates release of bile into the duodenum.
C)   It contains concentrated enzymes that digest carbohydrates.
D)   Bile is produced by the liver.E) None of the above
F) A) and C)

Question 8

The hepatic duct connects the gallbladder to the bile duct.

Accepted Answer

A) True 
 B)False

Question 9

______ ions help to regulate the pH of saliva.

Accepted Answer

The answer of ______ ions help to regulate the pH...

Question 10

In the swallowing reflex,

Accepted Answer

A)   muscles pull the pharynx upward toward the food.
B)   the epiglottis closes off the top of the trachea.
C)   the tongue presses against the uvula and soft palate.
D)   all of the above.E) C) and D)
F) A) and D)

Question 11

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 12

Over-the-counter antacids usually include

Accepted Answer

A)   agents that lower the pH in the stomach.
B)   sodium, aluminum, calcium, or magnesium.
C)   a mixture of digestive juices.
D)   anti-inflammatory medicines such as ibuprofen.E) A) and B)
F) None of the above

Question 13

The disorder of the large intestine that produces a "cobblestone" effect within the tissues of the colon is

Accepted Answer

A)   colorectal cancer.
B)   hemorrhoids.
C)   Crohn's disease.
D)   ulcerative colitis.E) None of the above
F) All of the above

Question 14

The chamber of the mouth between the tongue and the palate is the vestibule.

Accepted Answer

A) True 
 B)False

Question 15

Edith suffers from severe heartburn. She goes to her physician and is diagnosed with a hiatal hernia. This condition affects her

Accepted Answer

A)   abdominal wall.
B)   small intestine.
C)   diaphragm.
D)   stomach wall.E) B) and C)
F) A) and C)

Question 16

The process by which bile breaks down fat globules into smaller droplets is ______.

Accepted Answer

The answer of The process by which bile breaks down...

Question 17

Gallstones are usually composed of

Accepted Answer

A)   calcium salts.
B)   uric acid.
C)   cholesterol.
D)   bile pigments.E) None of the above
F) A) and D)

Question 18

Gastrin, which stomach cells secrete,

Accepted Answer

A)   inhibits production of hydrochloric acid.
B)   increases secretion by the gastric glands.
C)   changes pepsin into pepsinogen.
D)   contracts the stomach.E) A) and B)
F) None of the above

Question 19

Receptor-mediated endocytosis removes _______ molecules from plasma, delivering cholesterol to the tissues.

Accepted Answer

A)   VLDL
B)   LDL
C)   HDL
D)   triglyceridesE) None of the above
F) B) and C)

Question 20

Enlarged blood vessels of the anal columns are called

Accepted Answer

A)   peritonitis.
B)   hemorrhoids.
C)   diarrhea.
D)   flatulence.E) C) and D)
F) None of the above

Exam 17: Digestive System

Gallstones are usually composed of

Correct AnswerverifiedShow Answer

The process by which bile breaks down fat globules into smaller droplets is ______.

Correct AnswerverifiedShow Answer

Over-the-counter antacids usually include

Correct AnswerverifiedShow Answer

______ ions help to regulate the pH of saliva.

Correct AnswerverifiedShow Answer

The mechanical breakup of food particles in the mouth is called

Correct AnswerverifiedShow Answer

Gallstones may form if

Correct AnswerverifiedShow Answer

The parotid glands are

Correct AnswerverifiedShow Answer

Which of the following is true about bile?

Correct AnswerverifiedShow Answer

Receptor-mediated endocytosis removes _______ molecules from plasma, delivering cholesterol to the tissues.

Correct AnswerverifiedShow Answer

Gastrin, which stomach cells secrete,

Correct AnswerverifiedShow Answer

An extracorporeal liver assist device was surgically implanted into Sam. This device is very similar to

Correct AnswerverifiedShow Answer

In the swallowing reflex,

Correct AnswerverifiedShow Answer

The hepatic duct connects the gallbladder to the bile duct.

Correct AnswerverifiedShow Answer

Enlarged blood vessels of the anal columns are called

Correct AnswerverifiedShow Answer

The disorder of the large intestine that produces a "cobblestone" effect within the tissues of the colon is

Correct AnswerverifiedShow Answer

Large, fixed phagocytes in the lining of the hepatic sinusoids are _______ cells.

Correct AnswerverifiedShow Answer

Edith suffers from severe heartburn. She goes to her physician and is diagnosed with a hiatal hernia. This condition affects her

Correct AnswerverifiedShow Answer

The chamber of the mouth between the tongue and the palate is the vestibule.

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

The alimentary canal extends, in its entirety, from

Correct AnswerverifiedShow Answer

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