Question 1

If the thoracic duct were tied off, which of the following classes of nutrients would not enter the circulatory system at their normal rate?

Accepted Answer

A)  amino acids 
B)  glucose 
C)  lipids 
D)  disaccharides 
E)  monosaccharides 
A)  amino acids 
B)  glucose 
C)  lipids 
D)  disaccharides 
E)  monosaccharides

Question 2

Match the secretion with the correct cell type.
-mucus

Accepted Answer

A) endocrine cells 
B) hepatocyte 
C) parietal cells 
D) acinar cells 
E) goblet cells 
A) endocrine cells 
B) hepatocyte 
C) parietal cells 
D) acinar cells 
E) goblet cells

Question 3

Match the mesenteries or membranes with its appropriate description.
-visceral peritoneum

Accepted Answer

A) mesentery of the small intestine 
B) serous membrane that covers organs 
C) attaches the liver to the diaphragm 
D) connects lesser curvature of stomach to the liver 
E) mesentery of the colon 
A) mesentery of the small intestine 
B) serous membrane that covers organs 
C) attaches the liver to the diaphragm 
D) connects lesser curvature of stomach to the liver 
E) mesentery of the colon

Question 4

The longitudinal layer of smooth muscle in the large intestinal wall forms three bands called the

Accepted Answer

A)  teniae coli. 
B)  haustra. 
C)  coli longitudini. 
D)  omental appendages. 
E)  rugae. 
A)  teniae coli. 
B)  haustra. 
C)  coli longitudini. 
D)  omental appendages. 
E)  rugae.

Question 5

The lips, cheek, and tongue all aid in

Accepted Answer

A)  speech and swallowing. 
B)  mastication, speech, and swallowing. 
C)  mastication and swallowing. 
D)  mastication and sense of taste. 
E)  deglutition and peristalsis. 
A)  speech and swallowing. 
B)  mastication, speech, and swallowing. 
C)  mastication and swallowing. 
D)  mastication and sense of taste. 
E)  deglutition and peristalsis.

Question 6

Which of the following pairs is mismatched?

Accepted Answer

A)  crown - enamel 
B)  root - root canal 
C)  alveoli - periodontal ligament 
D)  pulp cavity - cementum 
E)  apical foramen - blood supply 
A)  crown - enamel 
B)  root - root canal 
C)  alveoli - periodontal ligament 
D)  pulp cavity - cementum 
E)  apical foramen - blood supply

Question 7

Match the organ with the appropriate function.
-pharynx

Accepted Answer

A) secretion of saliva 
B) manipulation of food 
C) swallowing 
D) storage of bile 
E) protection of small intestinal wall 
A) secretion of saliva 
B) manipulation of food 
C) swallowing 
D) storage of bile 
E) protection of small intestinal wall

Question 8

Why doesn't the stomach digest itself?

Accepted Answer

A)  The stomach wall lacks proteins so enzymes won't attack it. 
B)  The digestive enzymes in the stomach aren't efficient enough. 
C)  The stomach lining is too tough to be digested. 
D)  The stomach wall is protected by large amounts of mucus. 
E)  The stomach is protected by HCl. 
A)  The stomach wall lacks proteins so enzymes won't attack it. 
B)  The digestive enzymes in the stomach aren't efficient enough. 
C)  The stomach lining is too tough to be digested. 
D)  The stomach wall is protected by large amounts of mucus. 
E)  The stomach is protected by HCl.

Question 9

Match the secretion with the correct cell type.
-gastrin

Accepted Answer

A) endocrine cells 
B) hepatocyte 
C) parietal cells 
D) acinar cells 
E) goblet cells 
A) endocrine cells 
B) hepatocyte 
C) parietal cells 
D) acinar cells 
E) goblet cells

Question 10

The hepatopancreatic ampulla is formed by the union of the

Accepted Answer

A)  pancreatic duct with the lacteals. 
B)  greater duodenal papilla with the lesser duodenal papilla. 
C)  common bile duct and pancreatic duct. 
D)  cystic duct and interlobular duct. 
E)  hepatic ducts and cystic ducts. 
A)  pancreatic duct with the lacteals. 
B)  greater duodenal papilla with the lesser duodenal papilla. 
C)  common bile duct and pancreatic duct. 
D)  cystic duct and interlobular duct. 
E)  hepatic ducts and cystic ducts.

Question 11

The enteric plexus

Accepted Answer

A)  is found in the mucosa 
B)  consists of the myenteric plexus and the ciliac plexus 
C)  helps control movement and secretions of the digestive tract 
D)  contains parasympathetic neurons 
E)  helps control movement and secretions of the digestive tract and contains parasympathetic neurons 
A)  is found in the mucosa 
B)  consists of the myenteric plexus and the ciliac plexus 
C)  helps control movement and secretions of the digestive tract 
D)  contains parasympathetic neurons 
E)  helps control movement and secretions of the digestive tract and contains parasympathetic neurons

Question 12

Which of the following will stimulate intestinal motility?

Accepted Answer

A)  distension of the intestinal wall 
B)  low pH 
C)  presence of amino acids 
D)  All of the choices will stimulate intestinal motility 
A)  distension of the intestinal wall 
B)  low pH 
C)  presence of amino acids 
D)  All of the choices will stimulate intestinal motility

Question 13

Match the cell type with its function.
-granular cells

Accepted Answer

A) produce hormones 
B) produce mucus 
C) may protect intestinal epithelium 
D) synthesize bile 
E) produce digestive enzymes 
A) produce hormones 
B) produce mucus 
C) may protect intestinal epithelium 
D) synthesize bile 
E) produce digestive enzymes

Question 14

Match the enzyme or hormone with the organ that produces it.
-carboxypeptidase

Accepted Answer

A) salivary glands 
B) stomach 
C) liver 
D) small intestine 
E) pancreas 
A) salivary glands 
B) stomach 
C) liver 
D) small intestine 
E) pancreas

Question 15

Match the organ with the function.
-gall bladder

Accepted Answer

A) produces bile 
B) stores and concentrates bile 
C) primary site of chemical digestion 
D) produces intrinsic factor 
E) bacterial decomposition 
A) produces bile 
B) stores and concentrates bile 
C) primary site of chemical digestion 
D) produces intrinsic factor 
E) bacterial decomposition

Question 16

Which of the following enzymes is mismatched with its substrate?

Accepted Answer

A)  pepsin - protein 
B)  amylase - starch 
C)  trypsin - nucleic acids 
D)  lipase - fat 
E)  deoxyribonucleases - DNA 
A)  pepsin - protein 
B)  amylase - starch 
C)  trypsin - nucleic acids 
D)  lipase - fat 
E)  deoxyribonucleases - DNA

Question 17

-The diagram illustrates an absorptive structure in the duodenum. What does "E" represent?

Accepted Answer

A)  microvilli 
B)  epithelial cell 
C)  capillary 
D)  lacteal 
E)  villus 
A)  microvilli 
B)  epithelial cell 
C)  capillary 
D)  lacteal 
E)  villus

Question 18

Which of the following is NOT part of a portal triad?

Accepted Answer

A)  hepatic artery 
B)  hepatic duct 
C)  hepatic portal vein 
D)  central vein 
A)  hepatic artery 
B)  hepatic duct 
C)  hepatic portal vein 
D)  central vein

Question 19

Match the enzyme with the products of its digestive activity.
-salivary amylase

Accepted Answer

A) glucose and galactose 
B) amino acids 
C) fatty acids and glycerol 
D) maltose and isomaltose 
E) polysaccharides and disaccharides 
A) glucose and galactose 
B) amino acids 
C) fatty acids and glycerol 
D) maltose and isomaltose 
E) polysaccharides and disaccharides

Question 20

The enteric plexus

Accepted Answer

A)  is found in the mucosa. 
B)  consists of the myenteric plexus and the celiac plexus. 
C)  contains sympathetic neurons and fibers. 
D)  controls movement and secretion of the digestive tract. 
E)  is a valve in the GI tract. 
A)  is found in the mucosa. 
B)  consists of the myenteric plexus and the celiac plexus. 
C)  contains sympathetic neurons and fibers. 
D)  controls movement and secretion of the digestive tract. 
E)  is a valve in the GI tract.

Exam 24: Digestive System

If the thoracic duct were tied off, which of the following classes of nutrients would not enter the circulatory system at their normal rate?

Match the secretion with the correct cell type. -mucus

Match the mesenteries or membranes with its appropriate description. -visceral peritoneum

The longitudinal layer of smooth muscle in the large intestinal wall forms three bands called the

The lips, cheek, and tongue all aid in

Which of the following pairs is mismatched?

Match the organ with the appropriate function. -pharynx

Why doesn't the stomach digest itself?

Match the secretion with the correct cell type. -gastrin

The hepatopancreatic ampulla is formed by the union of the

The enteric plexus

Which of the following will stimulate intestinal motility?

Match the cell type with its function. -granular cells

Match the enzyme or hormone with the organ that produces it. -carboxypeptidase

Match the organ with the function. -gall bladder

Which of the following enzymes is mismatched with its substrate?

-The diagram illustrates an absorptive structure in the duodenum. What does "E" represent?

Which of the following is NOT part of a portal triad?

Match the enzyme with the products of its digestive activity. -salivary amylase

The enteric plexus

The Human Organism

The Chemical Basis of Life

Cell Biology

Tissues

Integumentary System

Skeletal System: Bones and Bone Tissue

Skeletal System: Gross Anatomy

Joints and Movement

Muscular System: Histology and Physiology

Muscular System: Gross Anatomy

Functional Organization of Nervous Tissue

Spinal Cord and Spinal Nerves

Brain and Cranial Nerves

Integration of Nervous System Functions

The Special Senses

Autonomic Nervous System

Functional Organization of the Endocrine System

Endocrine Glands

Cardiovascular System: Blood

Cardiovascular System: the Heart

Cardiovascular System: Blood Vessels and Circulation

Lymphatic System and Immunity

Respiratory System

Nutrition, Metabolism, and Temperature Regulation

Urinary System

Water, Electrolytes, and Acidbase Balance

Reproductive System

Development, Growth, Aging, and Genetics

Filters