Question 1

Gastric accommodation is an example of smooth muscle plasticity.

Accepted Answer

A) True 
 B)False

Question 2

Which of the following produce intrinsic factor?

Accepted Answer

A)  mucous neck cells 
B)  zymogenic cells 
C)  enteroendocrine cells 
D)  parietal cells 
A)  mucous neck cells 
B)  zymogenic cells 
C)  enteroendocrine cells 
D)  parietal cells

Question 3

Which of the following is the best illustration of the difference between metabolism and digestion?

Accepted Answer

A)  Digestion has a wide variety of chemical reactions while metabolism is restricted to only a few reaction types. 
B)  Digestions must happen first for metabolism to follow it. 
C)  Metabolism comprises all of the chemical reactions preformed with in the body while digestion is only the breakdown of food within the G.I. Tract. 
D)  Digestion requires enzymes for it to take place while metabolism does not necessarily need or use them. 
A)  Digestion has a wide variety of chemical reactions while metabolism is restricted to only a few reaction types. 
B)  Digestions must happen first for metabolism to follow it. 
C)  Metabolism comprises all of the chemical reactions preformed with in the body while digestion is only the breakdown of food within the G.I. Tract. 
D)  Digestion requires enzymes for it to take place while metabolism does not necessarily need or use them.

Question 4

Fats significantly delay the emptying of the stomach through hormonal and neuronal signals.

Accepted Answer

A) True 
 B)False

Question 5

Most nutrients are absorbed through the mucosa of the intestinal villi by active transport.

Accepted Answer

A) True 
 B)False

Question 6

Figure 23.3
Using Figure 23.3, match the following:
-Produces a mucoid barrier to prevent self-digestion.

Accepted Answer

A) C 
B) D 
C) B 
D) A 
E) E 
A) C 
B) D 
C) B 
D) A 
E) E

Question 7

A child with restricted tongue movement may have a surgery that involves the cutting of the ________.

Accepted Answer

A)  lingual frenulum 
B)  uvula 
C)  palatine tonsils 
D)  terminal sulcus 
A)  lingual frenulum 
B)  uvula 
C)  palatine tonsils 
D)  terminal sulcus

Question 8

Pepsinogen is the precursor to the gastric enzyme for protein digestion and is secreted by the parietal cells.

Accepted Answer

A) True 
 B)False

Question 9

Figure 23.1
Using Figure 23.1, match the following:
-Area of the lamina propria.

Accepted Answer

A) A 
B) D 
C) B 
D) C 
A) A 
B) D 
C) B 
D) C

Question 10

Nervous control of gastric secretion is provided by ________.

Accepted Answer

A)  somatic neurons in the spinal cord 
B)  the vagus nerve and enteric plexus 
C)  the reticulospinal and vestibulospinal tracts 
D)  the rubrospinal tracts 
A)  somatic neurons in the spinal cord 
B)  the vagus nerve and enteric plexus 
C)  the reticulospinal and vestibulospinal tracts 
D)  the rubrospinal tracts

Question 11

A patient was admitted to the hospital because of severe epigastric pain.He has noted that his stools were darker than the usual brown color.He appears pale and very anxious.The history reports that he drinks 2-3 beers per day and smokes 2 packs of cigarettes a day.Based on the assessment data,what condition might the nurse determine this patient has? Explain why.

Accepted Answer

The patient most likely has a gastric ul

Question 12

Figure 23.3
Using Figure 23.3, match the following:
-Only digestive structure with three muscle layers.

Accepted Answer

A) C 
B) D 
C) B 
D) A 
E) E 
A) C 
B) D 
C) B 
D) A 
E) E

Question 13

Figure 23.3
Using Figure 23.3, match the following:
-Produces enzymes that break down all categories of foodstuffs.

Accepted Answer

A) C 
B) D 
C) B 
D) A 
E) E 
A) C 
B) D 
C) B 
D) A 
E) E

Question 14

Choose the incorrect statement regarding bile.

Accepted Answer

A)  Bile functions to emulsify fats. 
B)  Bile contains enzymes for digestion. 
C)  Bile functions to carry bilirubin formed from breakdown of worn-out RBCs. 
D)  Bile is both an excretory product and a digestive secretion. 
A)  Bile functions to emulsify fats. 
B)  Bile contains enzymes for digestion. 
C)  Bile functions to carry bilirubin formed from breakdown of worn-out RBCs. 
D)  Bile is both an excretory product and a digestive secretion.

Question 15

Match the following:
-Increases output of pancreatic juice rich in bicarbonate ions.

Accepted Answer

A) Secretin 
B) Cholecystokinin 
C) Gastric Inhibitory Peptide 
D) Gastrin 
A) Secretin 
B) Cholecystokinin 
C) Gastric Inhibitory Peptide 
D) Gastrin

Question 16

Select the description below that illustrates a difference between a sphincter and circular muscle.

Accepted Answer

A)  A sphincter is a thickening of circular muscle that can prevent the movement of digesting materials while circular muscle is involved in propulsion digesting material. 
B)  Sphincters are found throughout the GI tract while circular muscle is found only in the proximal portion of the GI tract. 
C)  A sphincter is composed of smooth muscle while circular muscle is composed of skeletal muscle tissue. 
D)  Sphincters are found in the proximal portion of the GI tract while circular muscle is found in the distal portions. 
A)  A sphincter is a thickening of circular muscle that can prevent the movement of digesting materials while circular muscle is involved in propulsion digesting material. 
B)  Sphincters are found throughout the GI tract while circular muscle is found only in the proximal portion of the GI tract. 
C)  A sphincter is composed of smooth muscle while circular muscle is composed of skeletal muscle tissue. 
D)  Sphincters are found in the proximal portion of the GI tract while circular muscle is found in the distal portions.

Question 17

Dentin anchors the tooth in place.

Accepted Answer

A) True 
 B)False

Question 18

What part of the tooth bears the force and resists the friction of chewing?

Accepted Answer

A)  crown 
B)  enamel 
C)  cementum 
D)  pulp 
A)  crown 
B)  enamel 
C)  cementum 
D)  pulp

Question 19

The only essential function of the stomach is to begin the digestion of proteins.

Accepted Answer

A) True 
 B)False

Question 20

Match the following:
-Stimulates insulin release and mildly inhibits HCl production.

Accepted Answer

A) Secretin 
B) Cholecystokinin 
C) Gastric Inhibitory Peptide 
D) Gastrin 
A) Secretin 
B) Cholecystokinin 
C) Gastric Inhibitory Peptide 
D) Gastrin

Exam 23: The Digestive System

Gastric accommodation is an example of smooth muscle plasticity.

Which of the following produce intrinsic factor?

Which of the following is the best illustration of the difference between metabolism and digestion?

Fats significantly delay the emptying of the stomach through hormonal and neuronal signals.

Most nutrients are absorbed through the mucosa of the intestinal villi by active transport.

Figure 23.3 Using Figure 23.3, match the following: -Produces a mucoid barrier to prevent self-digestion.

A child with restricted tongue movement may have a surgery that involves the cutting of the ________.

Pepsinogen is the precursor to the gastric enzyme for protein digestion and is secreted by the parietal cells.

Figure 23.1 Using Figure 23.1, match the following: -Area of the lamina propria.

Nervous control of gastric secretion is provided by ________.

Figure 23.3 Using Figure 23.3, match the following: -Only digestive structure with three muscle layers.

Figure 23.3 Using Figure 23.3, match the following: -Produces enzymes that break down all categories of foodstuffs.

Choose the incorrect statement regarding bile.

Match the following: -Increases output of pancreatic juice rich in bicarbonate ions.

Select the description below that illustrates a difference between a sphincter and circular muscle.

Dentin anchors the tooth in place.

What part of the tooth bears the force and resists the friction of chewing?

The only essential function of the stomach is to begin the digestion of proteins.

Match the following: -Stimulates insulin release and mildly inhibits HCl production.

The Human Body: an Orientation

Chemistry Comes Alive

Cells: the Living Units

Tissue: the Living Fabric

The Integumentary System

Bones and Skeletal Tissue

The Skeleton

Joints

Muscles and Muscle Tissue

The Muscular System

Fundamentals of the Nervous System and Nervous Tissue

The Central Nervous System

The Peripheral Nervous System and Reflex Activity

The Autonomic Nervous System

The Special Senses

The Endocrine System

Blood

The Cardiovascular System: the Heart

The Cardiovascular System: Blood Vessels

The Lymphatic System and Lymphoid Organs and Tissues

The Immune System: Innate and Adaptive Body Defenses

The Respiratory System

Nutrition,metabolism,and Body Temperature Regulation

The Urinary System

Fluid,electrolyte,and Acid-Base Balance

The Reproductive System

Pregnancy and Human Development

Heredity

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