Question 1

The salivary glands located just anterior to the ear are the

Accepted Answer

A)  parotid glands. 
B)  submandibular glands. 
C)  buccal glands. 
D)  labial glands. 
E)  sublingual glands. 
A)  parotid glands. 
B)  submandibular glands. 
C)  buccal glands. 
D)  labial glands. 
E)  sublingual glands.

Question 2

What moves the bolus during the esophageal phase of deglutition?

Accepted Answer

A)  pharyngeal constriction 
B)  peristalsis 
C)  the tongue 
D)  segmentation 
A)  pharyngeal constriction 
B)  peristalsis 
C)  the tongue 
D)  segmentation

Question 3

Emulsification

Accepted Answer

A)  converts small lipid droplets into larger droplets. 
B)  occurs in the gallbladder. 
C)  chemically digests lipids. 
D)  increases surface area for lipid digestion. 
E)  involves enzymes. 
A)  converts small lipid droplets into larger droplets. 
B)  occurs in the gallbladder. 
C)  chemically digests lipids. 
D)  increases surface area for lipid digestion. 
E)  involves enzymes.

Question 4

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

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 5

Match the cell type with its function.
-hepatocytes

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

The network of nerve cells in the submucosa that regulates intestinal secretions is called the ________________.

Accepted Answer

A)  enteric plexus 
B)  Auterbah plexus 
C)  interstitial plexus 
D)  intestinal plexus 
E)  submucosal plexus 
A)  enteric plexus 
B)  Auterbah plexus 
C)  interstitial plexus 
D)  intestinal plexus 
E)  submucosal plexus

Question 7

The tongue

Accepted Answer

A)  secretes saliva. 
B)  plays a major role in swallowing. 
C)  contains a lot of connective and lymphatic tissues. 
D)  is attached to the hard palate. 
E)  functions in deglutition apnea. 
A)  secretes saliva. 
B)  plays a major role in swallowing. 
C)  contains a lot of connective and lymphatic tissues. 
D)  is attached to the hard palate. 
E)  functions in deglutition apnea.

Question 8

Match the organ with the appropriate function.
-parotid gland

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 9

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 10

The muscularis layer in the wall of the digestive tract is

Accepted Answer

A)  skeletal muscle throughout the tract, especially in the large intestine. 
B)  the layer of the digestive tract wall that contains capillaries. 
C)  in direct contact with the food that is consumed. 
D)  composed of a layer of circular smooth muscle fibers and a layer of longitudinal smooth muscle fibers. 
E)  connective tissue and the peritoneum. 
A)  skeletal muscle throughout the tract, especially in the large intestine. 
B)  the layer of the digestive tract wall that contains capillaries. 
C)  in direct contact with the food that is consumed. 
D)  composed of a layer of circular smooth muscle fibers and a layer of longitudinal smooth muscle fibers. 
E)  connective tissue and the peritoneum.

Question 11

Match the disorder with the best description.
-GERD

Accepted Answer

A) inflammation of the liver 
B) watery feces 
C) bad breath 
D) enlargement or inflammation of the vein of the anal canal 
E) chronic acid in the esophagus 
A) inflammation of the liver 
B) watery feces 
C) bad breath 
D) enlargement or inflammation of the vein of the anal canal 
E) chronic acid in the esophagus

Question 12

The gallbladder contracts in response to the hormone

Accepted Answer

A)  secretin. 
B)  cholecystokinin. 
C)  gastrin. 
D)  somatostatin. 
E)  insulin. 
A)  secretin. 
B)  cholecystokinin. 
C)  gastrin. 
D)  somatostatin. 
E)  insulin.

Question 13

Match the disorder with the best description.
-hepatitis

Accepted Answer

A) inflammation of the liver 
B) watery feces 
C) bad breath 
D) enlargement or inflammation of the vein of the anal canal 
E) chronic acid in the esophagus 
A) inflammation of the liver 
B) watery feces 
C) bad breath 
D) enlargement or inflammation of the vein of the anal canal 
E) chronic acid in the esophagus

Question 14

What is ascites?

Accepted Answer

A)  The excess accumulation of fluid in the abdomen 
B)  The increased absorption of water from the chime in the colon 
C)  The increased secretion of digestive enzymes due to nervous stimulation 
D)  The rapid elimination of feces due to toxin production 
A)  The excess accumulation of fluid in the abdomen 
B)  The increased absorption of water from the chime in the colon 
C)  The increased secretion of digestive enzymes due to nervous stimulation 
D)  The rapid elimination of feces due to toxin production

Question 15

The digestive functions performed by saliva and salivary amylase respectively are

Accepted Answer

A)  flushing and protein digestion. 
B)  swallowing and fat digestion. 
C)  peristalsis and polysaccharide digestion. 
D)  moistening and starch digestion. 
E)  None of these choices is correct. 
A)  flushing and protein digestion. 
B)  swallowing and fat digestion. 
C)  peristalsis and polysaccharide digestion. 
D)  moistening and starch digestion. 
E)  None of these choices is correct.

Question 16

Which of the following statements applies to the ileocecal sphincter?

Accepted Answer

A)  Cecal distention enhances relaxation of this sphincter. 
B)  Closure of this sphincter inhibits absorption in the small intestine. 
C)  Peristaltic contractions reaching this sphincter cause it to relax. 
D)  This sphincter is usually relaxed. 
E)  This sphincter stays contracted. 
A)  Cecal distention enhances relaxation of this sphincter. 
B)  Closure of this sphincter inhibits absorption in the small intestine. 
C)  Peristaltic contractions reaching this sphincter cause it to relax. 
D)  This sphincter is usually relaxed. 
E)  This sphincter stays contracted.

Question 17

How does the muscularis layer of the esophagus differ from the rest of the digestive tract?

Accepted Answer

A)  it is all skeletal muscle 
B)  the superior part is skeletal muscle 
C)  the inferior part is skeletal muscle 
D)  it has alternating smooth and skeletal muscle sections 
A)  it is all skeletal muscle 
B)  the superior part is skeletal muscle 
C)  the inferior part is skeletal muscle 
D)  it has alternating smooth and skeletal muscle sections

Question 18

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 19

Use the key to choose the best answer.
-(1) pH in the stomach during digestion;
(2) pH in the duodenum during digestion

Accepted Answer

A) Choose this if the first item is greater than the second item. 
B) Choose this if the first item is less than the second item. 
C) Choose this if the first item is equal or nearly equal to the second item. 
A) Choose this if the first item is greater than the second item. 
B) Choose this if the first item is less than the second item. 
C) Choose this if the first item is equal or nearly equal to the second item.

Question 20

Which of the following organs is retroperitoneal?

Accepted Answer

A)  pancreas 
B)  ascending colon 
C)  duodenum 
D)  descending colon 
E)  All of these organs are retroperitoneal 
A)  pancreas 
B)  ascending colon 
C)  duodenum 
D)  descending colon 
E)  All of these organs are retroperitoneal

Exam 24: Digestive System

The salivary glands located just anterior to the ear are the

What moves the bolus during the esophageal phase of deglutition?

Emulsification

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

Match the cell type with its function. -hepatocytes

The network of nerve cells in the submucosa that regulates intestinal secretions is called the ________________.

The tongue

Match the organ with the appropriate function. -parotid gland

Enzymes for the digestion of disaccharides are produced in the

The muscularis layer in the wall of the digestive tract is

Match the disorder with the best description. -GERD

The gallbladder contracts in response to the hormone

Match the disorder with the best description. -hepatitis

What is ascites?

The digestive functions performed by saliva and salivary amylase respectively are

Which of the following statements applies to the ileocecal sphincter?

How does the muscularis layer of the esophagus differ from the rest of the digestive tract?

Match the secretion with the correct cell type. -mucus

Use the key to choose the best answer. -(1) pH in the stomach during digestion; (2) pH in the duodenum during digestion

Which of the following organs is retroperitoneal?

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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