Question 1

Match the organ with the appropriate function.
-lips and cheeks

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 2

Which of the following is a function performed by the digestive system?

Accepted Answer

A) cellular respiration 
B) food selection 
C) elimination of undigested food 
D) regulation of blood pH 
E) integration and coordination of other systems 
A) cellular respiration 
B) food selection 
C) elimination of undigested food 
D) regulation of blood pH 
E) integration and coordination of other systems

Question 3

The distention of the stomach by food is the primary stimulus to begin the

Accepted Answer

A) cephalic phase of gastric secretion. 
B) gastric phase of gastric secretion. 
C) intestinal phase of gastric secretion. 
D) cystic phase of gastric secretion. 
E) hepatic phase of gastric secretion. 
A) cephalic phase of gastric secretion. 
B) gastric phase of gastric secretion. 
C) intestinal phase of gastric secretion. 
D) cystic phase of gastric secretion. 
E) hepatic phase of gastric secretion.

Question 4

Match the enzyme with the products of its digestive activity.
-pancreatic lipase

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 5

Match the cell type with its function.
-goblet 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 6

Which of the following would inhibit both gastric secretion and gastric motility?

Accepted Answer

A) vagal stimulation 
B) chewing and swallowing food 
C) cholecystokinin (CCK) 
D) gastrin 
E) large amounts of fiber in the diet 
A) vagal stimulation 
B) chewing and swallowing food 
C) cholecystokinin (CCK) 
D) gastrin 
E) large amounts of fiber in the diet

Question 7

Match the function with its appropriate description.
-mastication

Accepted Answer

A) movement of molecules from digestive tract into blood 
B) chewing of food 
C) muscular contractions that propel food 
D) removal of undigested wastes from body 
E) breakdown of organic molecules with digestive enzymes 
A) movement of molecules from digestive tract into blood 
B) chewing of food 
C) muscular contractions that propel food 
D) removal of undigested wastes from body 
E) breakdown of organic molecules with digestive enzymes

Question 8

Assume we could alter the conditions in the duodenum.If we inserted a large volume of highly acidic chyme which contained a large amount of fat,which of the following responses are consistent with that? (1)decreased gastric acid secretion
(2)increased bile production
(3)increased pancreatic bicarbonate production and pancreatic enzyme secretion
(4)increased secretin and cholecystokinin

Accepted Answer

A) 1,2,3,4 
B) 1,2,3 
C) 2,3,4 
D) 1,3,4 
E) 1,2,4 
A) 1,2,3,4 
B) 1,2,3 
C) 2,3,4 
D) 1,3,4 
E) 1,2,4

Question 9

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.

Question 10

Which of the following are effects of aging on the digestive system?

Accepted Answer

A) blood supply decreases 
B) more likely to develop ulcerations and cancers 
C) enamel on teeth becomes thinner 
D) blood supply decreases and more likely to develop ulcerations and cancers. 
E) blood supply decreases,more likely to develop ulcerations and cancers and enamel on teeth becomes thinner. 
A) blood supply decreases 
B) more likely to develop ulcerations and cancers 
C) enamel on teeth becomes thinner 
D) blood supply decreases and more likely to develop ulcerations and cancers. 
E) blood supply decreases,more likely to develop ulcerations and cancers and enamel on teeth becomes thinner.

Question 11

Chylomicrons

Accepted Answer

A) are synthesized in intestinal epithelial cells. 
B) enter capillaries in the small intestine. 
C) help emulsify fats. 
D) are a rich source of carbohydrate. 
E) are synthesized in the lumen of the small intestines. 
A) are synthesized in intestinal epithelial cells. 
B) enter capillaries in the small intestine. 
C) help emulsify fats. 
D) are a rich source of carbohydrate. 
E) are synthesized in the lumen of the small intestines.

Question 12

Parasympathetic nerves extend to the digestive tract through the ____________ nerve.

Accepted Answer

A) gastric 
B) cardiac 
C) vagus 
D) accessory 
A) gastric 
B) cardiac 
C) vagus 
D) accessory

Question 13

Match the organ with the appropriate function.
-gallbladder

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 14

Enzymes for the digestion of disaccharides are produced in the

Accepted Answer

A) mouth. 
B) stomach. 
C) pancreas. 
D) small intestine. 
E) liver. 
A) mouth. 
B) stomach. 
C) pancreas. 
D) small intestine. 
E) liver.

Question 15

Which of the following is the correct order for the phases of deglutition?

Accepted Answer

A) pharyngeal,voluntary,esophageal 
B) esophageal,pharyngeal,voluntary 
C) voluntary,pharyngeal,esophageal 
D) voluntary,esophageal,pharyngeal 
A) pharyngeal,voluntary,esophageal 
B) esophageal,pharyngeal,voluntary 
C) voluntary,pharyngeal,esophageal 
D) voluntary,esophageal,pharyngeal

Question 16

Which of the following attaches the liver to the anterior abdominal wall?

Accepted Answer

A) greater omentum 
B) lesser omentum 
C) transverse mesocolon 
D) falciform ligament 
E) round ligament 
A) greater omentum 
B) lesser omentum 
C) transverse mesocolon 
D) falciform ligament 
E) round ligament

Question 17

The defecation reflex

Accepted Answer

A) is stimulated by distention of the rectum. 
B) inhibits further peristalsis in the rectum and lower colon. 
C) constricts the internal anal sphincter. 
D) lasts several hours. 
E) None of these choices is correct. 
A) is stimulated by distention of the rectum. 
B) inhibits further peristalsis in the rectum and lower colon. 
C) constricts the internal anal sphincter. 
D) lasts several hours. 
E) None of these choices is correct.

Question 18

How much saliva is generally produced each day?

Accepted Answer

A) ½ - 1 L 
B) 1 - 1½ L 
C) 2 - 3 L 
D) 4 - 5 L 
A) ½ - 1 L 
B) 1 - 1½ L 
C) 2 - 3 L 
D) 4 - 5 L

Question 19

Match the organ with the function.
-stomach

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 20

The gallbladder

Accepted Answer

A) produces bile. 
B) is attached to the pancreas. 
C) stores bile. 
D) produces secretin. 
E) breaks down red blood cells. 
A) produces bile. 
B) is attached to the pancreas. 
C) stores bile. 
D) produces secretin. 
E) breaks down red blood cells.

Exam 24: Digestive System

Match the organ with the appropriate function. -lips and cheeks

Which of the following is a function performed by the digestive system?

The distention of the stomach by food is the primary stimulus to begin the

Match the enzyme with the products of its digestive activity. -pancreatic lipase

Match the cell type with its function. -goblet cells

Which of the following would inhibit both gastric secretion and gastric motility?

Match the function with its appropriate description. -mastication

The enteric plexus

Which of the following are effects of aging on the digestive system?

Chylomicrons

Parasympathetic nerves extend to the digestive tract through the ____________ nerve.

Match the organ with the appropriate function. -gallbladder

Enzymes for the digestion of disaccharides are produced in the

Which of the following is the correct order for the phases of deglutition?

Which of the following attaches the liver to the anterior abdominal wall?

The defecation reflex

How much saliva is generally produced each day?

Match the organ with the function. -stomach

The gallbladder

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,electrolyte,and Acid-Based Balance

Reproductive System

Development,growth,aging,and Genetics

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