Question 1

____________ is required for the intestinal absorption of vitamin B12.

Accepted Answer

A) Vitamin D 
B) Calcium 
C) Intrinsic factor 
D) Vitamin C 
A) Vitamin D 
B) Calcium 
C) Intrinsic factor 
D) Vitamin C

Question 2

Pernicious anemia develops if there is a vitamin ________ deficiency.

Accepted Answer

A) C 
B) B6 
C) B12 
D) D 
A) C 
B) B6 
C) B12 
D) D

Question 3

Which of the following may be beneficial in treating gastric ulcers?

Accepted Answer

A) epinephrine 
B) histamine blockers 
C) gastric inhibitory peptide 
D) carboxypeptidase 
A) epinephrine 
B) histamine blockers 
C) gastric inhibitory peptide 
D) carboxypeptidase

Question 4

Which of the following is NOT a function of intestinal microbiota?

Accepted Answer

A) production of B vitamins 
B) ferment indigestible contents of the chyme 
C) production of vitamin K 
D) hydrolyze proteins 
A) production of B vitamins 
B) ferment indigestible contents of the chyme 
C) production of vitamin K 
D) hydrolyze proteins

Question 5

Which of the following is NOT a barrier to acid and pepsin damage in the stomach?

Accepted Answer

A) adherent layer of mucus 
B) bicarbonate 
C) gap junctions between epithelial cells 
D) rapid turnover of epithelial cells 
A) adherent layer of mucus 
B) bicarbonate 
C) gap junctions between epithelial cells 
D) rapid turnover of epithelial cells

Question 6

The initial phase of deglutition is a voluntary process.

Accepted Answer

A) True 
 B)False

Question 7

Most protein digestion occurs in the

Accepted Answer

A) mouth and esophagus. 
B) stomach and duodenum. 
C) duodenum and jejunum. 
D) pancreas and duodenum. 
A) mouth and esophagus. 
B) stomach and duodenum. 
C) duodenum and jejunum. 
D) pancreas and duodenum.

Question 8

Triglycerides are remade in intestinal epithelial cells before combining with proteins to form chylomicrons.

Accepted Answer

A) True 
 B)False

Question 9

Which of the following motility processes is NOT correctly matched to its description?

Accepted Answer

A) peristalsis - rhythmic,wave-like contractions 
B) mastication - removal of wastes 
C) ingestion - taking food into the mouth 
D) deglutition - swallowing 
A) peristalsis - rhythmic,wave-like contractions 
B) mastication - removal of wastes 
C) ingestion - taking food into the mouth 
D) deglutition - swallowing

Question 10

Cholesterol produced by the body is transported in the blood as

Accepted Answer

A) high-density. 
B) low-density. 
C) very low-density. 
D) medium-density. 
A) high-density. 
B) low-density. 
C) very low-density. 
D) medium-density.

Question 11

___________ are large capillary spaces separating hepatic plates.

Accepted Answer

A) Hepatocytes 
B) Lobules 
C) Sinusoids 
D) Portal systems 
A) Hepatocytes 
B) Lobules 
C) Sinusoids 
D) Portal systems

Question 12

Somatostatin is produced in the stomach by

Accepted Answer

A) goblet cells. 
B) parietal cells. 
C) G cells. 
D) D cells. 
A) goblet cells. 
B) parietal cells. 
C) G cells. 
D) D cells.

Question 13

Active transport of Na+ into intestinal cells allows the osmosis of water.

Accepted Answer

A) True 
 B)False

Question 14

Clotting factors are produced by the

Accepted Answer

A) liver. 
B) pancreas. 
C) stomach. 
D) duodenum. 
A) liver. 
B) pancreas. 
C) stomach. 
D) duodenum.

Question 15

Which of the following is NOT produced by the liver?

Accepted Answer

A) hydroxylated steroid hormones 
B) uric acid 
C) digestive enzymes 
D) bilirubin 
A) hydroxylated steroid hormones 
B) uric acid 
C) digestive enzymes 
D) bilirubin

Question 16

Acid chyme is buffered by __________ secreted from the pancreas.

Accepted Answer

A) mucus 
B) bicarbonate 
C) ammonia 
D) urea 
A) mucus 
B) bicarbonate 
C) ammonia 
D) urea

Question 17

Which of the following is NOT part of the gastrointestinal tract?

Accepted Answer

A) pharynx 
B) liver 
C) small intestine 
D) esophagus 
A) pharynx 
B) liver 
C) small intestine 
D) esophagus

Question 18

Movement of water out of the large intestine is by

Accepted Answer

A) active transport. 
B) cotransport. 
C) osmosis. 
D) All of the choices are correct. 
A) active transport. 
B) cotransport. 
C) osmosis. 
D) All of the choices are correct.

Question 19

The superior portion of the esophagus contains smooth muscle in its wall.

Accepted Answer

A) True 
 B)False

Question 20

Normal levels of intestinal microbiota help protect us from pathogenic bacteria.

Accepted Answer

A) True 
 B)False

____________ is required for the intestinal absorption of vitamin B12.

Pernicious anemia develops if there is a vitamin ________ deficiency.

Which of the following may be beneficial in treating gastric ulcers?

Which of the following is NOT a function of intestinal microbiota?

Which of the following is NOT a barrier to acid and pepsin damage in the stomach?

The initial phase of deglutition is a voluntary process.

Most protein digestion occurs in the

Triglycerides are remade in intestinal epithelial cells before combining with proteins to form chylomicrons.

Which of the following motility processes is NOT correctly matched to its description?

Cholesterol produced by the body is transported in the blood as

___________ are large capillary spaces separating hepatic plates.

Somatostatin is produced in the stomach by

Active transport of Na⁺ into intestinal cells allows the osmosis of water.

Clotting factors are produced by the

Which of the following is NOT produced by the liver?

Acid chyme is buffered by __________ secreted from the pancreas.

Which of the following is NOT part of the gastrointestinal tract?

Movement of water out of the large intestine is by

The superior portion of the esophagus contains smooth muscle in its wall.

Normal levels of intestinal microbiota help protect us from pathogenic bacteria.

The Study of Body Function

Chemical Composition of the Body

Cell Structure and Genetic Control

Enzymes and Energy

Cell Respiration and Metabolism

Interactions Between Cells and the Extracellular Environment

The Nervous System: Neurons and Synapses

The Central Nervous System

The Autonomic Nervous System

Sensory Physiology

Endocrine Glands: Secretion and Action of Hormones

Muscle: Mechanisms of Contraction and Neural Control

Blood,Heart and Circulation

Cardiac Output,Blood Flow,and Blood Pressure

The Immune System

Respiratory Physiology

Physiology of the Kidneys

Regulation and Metabolism

Reproduction

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Exam 18: The Digestive System

____________ is required for the intestinal absorption of vitamin B12.

Pernicious anemia develops if there is a vitamin ________ deficiency.

Which of the following may be beneficial in treating gastric ulcers?

Which of the following is NOT a function of intestinal microbiota?

Which of the following is NOT a barrier to acid and pepsin damage in the stomach?

The initial phase of deglutition is a voluntary process.

Most protein digestion occurs in the

Triglycerides are remade in intestinal epithelial cells before combining with proteins to form chylomicrons.

Which of the following motility processes is NOT correctly matched to its description?

Cholesterol produced by the body is transported in the blood as

___________ are large capillary spaces separating hepatic plates.

Somatostatin is produced in the stomach by

Active transport of Na+ into intestinal cells allows the osmosis of water.

Clotting factors are produced by the

Which of the following is NOT produced by the liver?

Acid chyme is buffered by __________ secreted from the pancreas.

Which of the following is NOT part of the gastrointestinal tract?

Movement of water out of the large intestine is by

The superior portion of the esophagus contains smooth muscle in its wall.

Normal levels of intestinal microbiota help protect us from pathogenic bacteria.

The Study of Body Function

Chemical Composition of the Body

Cell Structure and Genetic Control

Enzymes and Energy

Cell Respiration and Metabolism

Interactions Between Cells and the Extracellular Environment

The Nervous System: Neurons and Synapses

The Central Nervous System

The Autonomic Nervous System

Sensory Physiology

Endocrine Glands: Secretion and Action of Hormones

Muscle: Mechanisms of Contraction and Neural Control

Blood,Heart and Circulation

Cardiac Output,Blood Flow,and Blood Pressure

The Immune System

Respiratory Physiology

Physiology of the Kidneys

Regulation and Metabolism

Reproduction

Filters

Active transport of Na⁺ into intestinal cells allows the osmosis of water.