Question 1

The soft palate reflexively opens the nasopharynx to allow the passage of food,which is now called a bolus.

Accepted Answer

A) True 
 B)False

Question 2

The submucosal nerve plexus provides the major nerve supply to the GI tract wall and controls GI motility.

Accepted Answer

A) True 
 B)False

Question 3

Digestion and absorption of which of the following would be affected the most if the liver were severely damaged?

Accepted Answer

A)  starches 
B)  proteins 
C)  lipids 
D)  carbohydrates 
A)  starches 
B)  proteins 
C)  lipids 
D)  carbohydrates

Question 4

The chief bile pigment is ________.

Accepted Answer

The answer of The chief bile pigment is ________....

Question 5

Mrs.Wong goes to the emergency room with the following symptoms: severe pain in the umbilical region,loss of appetite,nausea,and vomiting.While she was waiting to see a doctor,the pain moved to the lower right abdominal quadrant.What is the likely diagnosis and treatment?

Accepted Answer

The most likely diagnosis is a

Question 6

A doctor consulting a patient that recently has had their gall bladder removed would likely advise ________.

Accepted Answer

A)  increasing unsaturated fats while eliminating trans fats in their diets 
B)  a low to no carb diet 
C)  fewer, but larger meals 
D)  eating foods that are low in fat 
A)  increasing unsaturated fats while eliminating trans fats in their diets 
B)  a low to no carb diet 
C)  fewer, but larger meals 
D)  eating foods that are low in fat

Question 7

Figure 23.1
Using Figure 23.1, match the following:
-MALT found here.

Accepted Answer

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

Question 8

Figure 23.2
Using Figure 23.2, match the following:
-Wide lymph capillary located in the villus.

Accepted Answer

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

Question 9

Select the correct statement about the regulation of gastric secretion.

Accepted Answer

A)  Gastric secretion can be stimulated before food has entered the mouth. 
B)  The presence of food in the stomach prevents hormonal control of gastric secretion. 
C)  Vagus stimulation of the stomach results in decreased secretion of gastric juice. 
D)  Gastric secretion is enhanced by very low pH (below a pH of 2). 
A)  Gastric secretion can be stimulated before food has entered the mouth. 
B)  The presence of food in the stomach prevents hormonal control of gastric secretion. 
C)  Vagus stimulation of the stomach results in decreased secretion of gastric juice. 
D)  Gastric secretion is enhanced by very low pH (below a pH of 2).

Question 10

All of the following are true of swallowing (deglutition)except one.Select the statement that is not true of swallowing.

Accepted Answer

A)  The involuntary portion of swallowing takes place in the pharynx. 
B)  The mouth, pharynx and esophagus all take part in swallowing. 
C)  The epiglottis assists in propelling food into the trachea. 
D)  The voluntary phase of swallowing takes place within the mouth. 
A)  The involuntary portion of swallowing takes place in the pharynx. 
B)  The mouth, pharynx and esophagus all take part in swallowing. 
C)  The epiglottis assists in propelling food into the trachea. 
D)  The voluntary phase of swallowing takes place within the mouth.

Question 11

The relatively unchanging pressure in a filling stomach is due to the contraction of the stomach oblique muscle layer.

Accepted Answer

A) True 
 B)False

Question 12

The sheets of peritoneal membrane that hold the digestive tract in place are called ________.

Accepted Answer

A)  mucosal lining 
B)  lamina propria 
C)  serosal lining 
D)  mesenteries 
A)  mucosal lining 
B)  lamina propria 
C)  serosal lining 
D)  mesenteries

Question 13

Which of the following is true concerning the number and type of permanent teeth?

Accepted Answer

A)  There are 27 permanent teeth, and the first molars are usually the last to emerge. 
B)  There are 32 permanent teeth, and the wisdom teeth are the last to emerge. 
C)  The number of upper permanent teeth is not equal to the number of lower permanent teeth. 
D)  The number of permanent teeth is always equal to the number of primary teeth. 
A)  There are 27 permanent teeth, and the first molars are usually the last to emerge. 
B)  There are 32 permanent teeth, and the wisdom teeth are the last to emerge. 
C)  The number of upper permanent teeth is not equal to the number of lower permanent teeth. 
D)  The number of permanent teeth is always equal to the number of primary teeth.

Question 14

Peyer's patches are found in the submucosa of the distal end of the small intestine.

Accepted Answer

A) True 
 B)False

Question 15

The ingestion of a meal high in fat content would cause which of the following to occur?

Accepted Answer

A)  This type of food would cause secretion of gastrin to cease, resulting in faster gastric emptying. 
B)  Increased production of trypsinogen. 
C)  Bile would be released from the gallbladder to emulsify the fat in the duodenum. 
D)  The acid secretions from the stomach would be sufficient to digest this food but may cause heartburn. 
A)  This type of food would cause secretion of gastrin to cease, resulting in faster gastric emptying. 
B)  Increased production of trypsinogen. 
C)  Bile would be released from the gallbladder to emulsify the fat in the duodenum. 
D)  The acid secretions from the stomach would be sufficient to digest this food but may cause heartburn.

Question 16

The stomach's contractile rhythm is set by pacemaker cells found in the spinal cord.

Accepted Answer

A) True 
 B)False

Question 17

Fat absorption through the plasma membrane of epithelial cells ________.

Accepted Answer

A)  Is accomplished by cotransporters that use the concentration gradient of Na+ outside of the cells 
B)  requires vesicular, active transport of the relatively large fatty acids and monoglyceride 
C)  occurs by simple diffusion because lipids are able to penetrate the hydrophobic fatty acid tails within the plasma membrane 
D)  requires enzymes attached to the brush border to further breakdown the fats 
A)  Is accomplished by cotransporters that use the concentration gradient of Na+ outside of the cells 
B)  requires vesicular, active transport of the relatively large fatty acids and monoglyceride 
C)  occurs by simple diffusion because lipids are able to penetrate the hydrophobic fatty acid tails within the plasma membrane 
D)  requires enzymes attached to the brush border to further breakdown the fats

Question 18

Which of these is not a component of saliva?

Accepted Answer

A)  lysozyme 
B)  metabolic waste 
C)  defensins 
D)  a cyanide derivative 
A)  lysozyme 
B)  metabolic waste 
C)  defensins 
D)  a cyanide derivative

Question 19

A patient is 67 years old and has had a hiatal hernia for three years.In the last year,she has complained of worsening heartburn,especially at night.What are the characteristic symptoms of a hiatal hernia and which of these symptoms did the patient have?

Accepted Answer

Heartburn and regurgitation fr

Question 20

Figure 23.1
Using Figure 23.1, match the following:
-Serosa.

Accepted Answer

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

Exam 23: The Digestive System

The soft palate reflexively opens the nasopharynx to allow the passage of food,which is now called a bolus.

The submucosal nerve plexus provides the major nerve supply to the GI tract wall and controls GI motility.

Digestion and absorption of which of the following would be affected the most if the liver were severely damaged?

The chief bile pigment is ________.

Mrs.Wong goes to the emergency room with the following symptoms: severe pain in the umbilical region,loss of appetite,nausea,and vomiting.While she was waiting to see a doctor,the pain moved to the lower right abdominal quadrant.What is the likely diagnosis and treatment?

A doctor consulting a patient that recently has had their gall bladder removed would likely advise ________.

Figure 23.1 Using Figure 23.1, match the following: -MALT found here.

Figure 23.2 Using Figure 23.2, match the following: -Wide lymph capillary located in the villus.

Select the correct statement about the regulation of gastric secretion.

All of the following are true of swallowing (deglutition)except one.Select the statement that is not true of swallowing.

The relatively unchanging pressure in a filling stomach is due to the contraction of the stomach oblique muscle layer.

The sheets of peritoneal membrane that hold the digestive tract in place are called ________.

Which of the following is true concerning the number and type of permanent teeth?

Peyer's patches are found in the submucosa of the distal end of the small intestine.

The ingestion of a meal high in fat content would cause which of the following to occur?

The stomach's contractile rhythm is set by pacemaker cells found in the spinal cord.

Fat absorption through the plasma membrane of epithelial cells ________.

Which of these is not a component of saliva?

A patient is 67 years old and has had a hiatal hernia for three years.In the last year,she has complained of worsening heartburn,especially at night.What are the characteristic symptoms of a hiatal hernia and which of these symptoms did the patient have?

Figure 23.1 Using Figure 23.1, match the following: -Serosa.

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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