Question 1

The intestinal flora are comprised primarily of

Accepted Answer

A)  villi.
B)  bacteria.
C)  mucosa.
D)  probiotics.E) None of the above
F) A) and B)

Question 2

Inflammation of the large intestine is known as

Accepted Answer

A)  colitis.
B)  indigestion.
C)  hemorrhoiditis.
D)  acid dysregulation.E) A) and B)
F) A) and C)

Question 3

Which of the following is generally NOT digested but does stimulate intestinal muscle contractions?

Accepted Answer

A)  Bile
B)  Fiber
C)  Starch
D)  AmylaseE) All of the above
F) A) and C)

Question 4

What structure functions to prevent entrance of food into the trachea?

Accepted Answer

A)  Tongue
B)  Epiglottis
C)  Cardiac sphincter
D)  Trachea sphincterE) A) and B)
F) A) and C)

Question 5

The hepatic portal vein empties into the

Accepted Answer

A)  liver.
B)  heart.
C)  pancreas.
D)  hepatic vein.E) B) and C)
F) C) and D)

Question 6

What two systems coordinate all digestive/ absorptive processes?

Accepted Answer

A)  Enzyme and thoracic
B)  Portal and lymphatic
C)  Nervous and endocrine
D)  Transport and circulatoryE) None of the above
F) B) and C)

Question 7

Which of the following is NOT among the chief causes of ulcers?

Accepted Answer

A)  H.pylori infection
B)  Excessive caffeine consumption
C)  Regular use of anti-inflammatory drugs
D)  Disorders that cause high gastric acid outputE) C) and D)
F) B) and C)

Question 8

What is mastication?

Accepted Answer

A)  The act of chewing
B)  The act of swallowing
C)  The wave-like contraction of the intestines
D)  The wave-like contraction of the esophagusE) C) and D)
F) A) and C)

Question 9

What is the name given to partially digested food in the stomach?

Accepted Answer

A)  Chyme
B)  Liquid food
C)  Gastric mucus
D)  Semiliquid massE) A) and D)
F) B) and C)

Question 10

A person with chronic GI bleeding is at risk for deficiency of

Accepted Answer

A)  HCl.
B)  iron.
C)  bile.
D)  protein.E) A) and C)
F) B) and C)

Question 11

The purpose of bicarbonate in the digestive process is to

Accepted Answer

A)  raise the pH of chyme.
B)  lower the pH of chyme.
C)  hydrolyze large peptides.
D)  provide a little fizz in your life.E) A) and B)
F) A) and D)

Question 12

Which of the following would NOT be acted upon by pancreatic juice secreted into the intestinal tract?

Accepted Answer

A)  Fats
B)  Fiber
C)  Proteins
D)  CarbohydratesE) A) and D)
F) A) and B)

Question 13

Choking occurs when a piece of food becomes firmly lodged in the

Accepted Answer

A)  larynx.
B)  trachea.
C)  epiglottis.
D)  esophagus.E) None of the above
F) All of the above

Question 14

The organism H.pylori has been identified as one of the major causes of

Accepted Answer

A)  hiccups.
B)  hemorrhoids.
C)  diverticulosis.
D)  gastric ulcers.E) A) and C)
F) A) and B)

Question 15

When nutrients are transported from intestinal epithelial cells to the vascular system,what organ is first to receive them?

Accepted Answer

A)  Liver
B)  Heart
C)  Lungs
D)  KidneysE) A) and C)
F) B) and C)

Question 16

What is one function of the gallbladder?

Accepted Answer

A)  Stores bile
B)  Produces bile
C)  Reabsorbs water and salts
D)  Performs enzymatic digestionE) A) and D)
F) A) and C)

Question 17

When consumed on a regular basis,which of the following foods promotes healthful changes in the microflora of the GI tract?

Accepted Answer

A)  Fish
B)  Yogurt
C)  Poultry
D)  Iron-rich foodsE) C) and D)
F) B) and C)

Question 18

Which of the following regulates the pH of the stomach?

Accepted Answer

A)  Gastrin
B)  Insulin
C)  Secretin
D)  CholecystokininE) A) and B)
F) None of the above

Question 19

Exchange of oxygen,nutrients,and waste materials takes place across the walls of small vessels called

Accepted Answer

A)  ducts.
B)  venules.
C)  arterioles.
D)  capillaries.E) A) and C)
F) None of the above

Question 20

Which of the following stimulates the pancreas to release bicarbonate-rich juice?

Accepted Answer

A)  Gastrin
B)  Secretin
C)  Glucagon
D)  Gastric-inhibitory peptideE) None of the above
F) A) and B)

Exam 3: Digestion, absorption, and Transport

Which of the following regulates the pH of the stomach?

Correct AnswerverifiedShow Answer

Inflammation of the large intestine is known as

Correct AnswerverifiedShow Answer

What structure functions to prevent entrance of food into the trachea?

Correct AnswerverifiedShow Answer

When consumed on a regular basis,which of the following foods promotes healthful changes in the microflora of the GI tract?

Correct AnswerverifiedShow Answer

Which of the following is generally NOT digested but does stimulate intestinal muscle contractions?

Correct AnswerverifiedShow Answer

What is one function of the gallbladder?

Correct AnswerverifiedShow Answer

The organism H.pylori has been identified as one of the major causes of

Correct AnswerverifiedShow Answer

The intestinal flora are comprised primarily of

Correct AnswerverifiedShow Answer

Which of the following would NOT be acted upon by pancreatic juice secreted into the intestinal tract?

Correct AnswerverifiedShow Answer

Which of the following is NOT among the chief causes of ulcers?

Correct AnswerverifiedShow Answer

When nutrients are transported from intestinal epithelial cells to the vascular system,what organ is first to receive them?

Correct AnswerverifiedShow Answer

The hepatic portal vein empties into the

Correct AnswerverifiedShow Answer

Exchange of oxygen,nutrients,and waste materials takes place across the walls of small vessels called

Correct AnswerverifiedShow Answer

What is mastication?

Correct AnswerverifiedShow Answer

Choking occurs when a piece of food becomes firmly lodged in the

Correct AnswerverifiedShow Answer

What is the name given to partially digested food in the stomach?

Correct AnswerverifiedShow Answer

What two systems coordinate all digestive/ absorptive processes?

Correct AnswerverifiedShow Answer

Which of the following stimulates the pancreas to release bicarbonate-rich juice?

Correct AnswerverifiedShow Answer

The purpose of bicarbonate in the digestive process is to

Correct AnswerverifiedShow Answer

A person with chronic GI bleeding is at risk for deficiency of

Correct AnswerverifiedShow Answer

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