Question 1

Which statement concerning parasympathetic innervation of the digestive tract is INCORRECT?

Accepted Answer

A)  In general, parasympathetic stimulation is excitatory to the digestive system. 
B)  Parasympathetic innervation to the digestive tract comes primarily through the vagus nerve. 
C)  Parasympathetic innervation is part of the extrinsic nerve supply to the digestive tract. 
D)  Parasympathetic stimulation of the salivary glands produces a saliva rich in mucus. 
A)  In general, parasympathetic stimulation is excitatory to the digestive system. 
B)  Parasympathetic innervation to the digestive tract comes primarily through the vagus nerve. 
C)  Parasympathetic innervation is part of the extrinsic nerve supply to the digestive tract. 
D)  Parasympathetic stimulation of the salivary glands produces a saliva rich in mucus. D

Question 2

Indicate which hormone(s) is being described by using the answer code (options may be used more than once or not at all):
-stimulated primarily by the presence of acid

Accepted Answer

A) both secretin and CCK 
B) secretin 
C) CCK 
D) gastrin 
A) both secretin and CCK 
B) secretin 
C) CCK 
D) gastrin B

Question 3

Indicate which hormone(s) is being described by using the answer code (options may be used more than once or not at all):
-stimulate(s)pancreatic digestive enzyme secretion

Accepted Answer

A) both secretin and CCK 
B) secretin 
C) CCK 
D) gastrin 
A) both secretin and CCK 
B) secretin 
C) CCK 
D) gastrin C

Question 4

Chymotrypsinogen is activated by enterokinase.

Accepted Answer

A) True 
 B)False

Question 5

What is the intestinal feature responsible for increasing the absorptive surface area the most?

Accepted Answer

A)  circular folds 
B)  villi 
C)  microvilli 
D)  crypts 
A)  circular folds 
B)  villi 
C)  microvilli 
D)  crypts

Question 6

Receptive relaxation refers to the voluntary relaxation of the external anal sphincter when the individual is receptive to the defecation reflex.

Accepted Answer

A) True 
 B)False

Question 7

The primary factor governing the rate of gastric emptying is the volume of the gastric contents.

Accepted Answer

A) True 
 B)False

Question 8

What is the result of distention of the stomach?

Accepted Answer

A)  It triggers the gastrocolic reflex 
B)  It encourages motility in the intestines 
C)  It results in salivation 
D)  It triggers the gastrocolic reflex and encourages motility in the intestines 
A)  It triggers the gastrocolic reflex 
B)  It encourages motility in the intestines 
C)  It results in salivation 
D)  It triggers the gastrocolic reflex and encourages motility in the intestines

Question 9

Which statement concerning the serosa is correct?

Accepted Answer

A)  It is the abdominal cavity containing the stomach. 
B)  It is the blood supply to the stomach. 
C)  It is the inner lining of the digestive tract. 
D)  It is the outer connective tissue covering of the digestive tract. 
A)  It is the abdominal cavity containing the stomach. 
B)  It is the blood supply to the stomach. 
C)  It is the inner lining of the digestive tract. 
D)  It is the outer connective tissue covering of the digestive tract.

Question 10

Describe gastric regulation and emptying.

Accepted Answer

Gastric regulation and emptying refer to

Question 11

Which statement concerning HCl secretion by the stomach is INCORRECT?

Accepted Answer

A)  HCl inactivates salivary amylase and the pancreatic enzymes. 
B)  HCl activates pepsinogen. 
C)  HCI establishes a high pH in the stomach. 
A)  HCl inactivates salivary amylase and the pancreatic enzymes. 
B)  HCl activates pepsinogen. 
C)  HCI establishes a high pH in the stomach.

Question 12

Which breakfast would remain in the stomach the longest?

Accepted Answer

A)  toast, orange juice, and coffee 
B)  black coffee 
C)  fried eggs, bacon, and hash browns 
D)  bowl of cereal with skim milk 
A)  toast, orange juice, and coffee 
B)  black coffee 
C)  fried eggs, bacon, and hash browns 
D)  bowl of cereal with skim milk

Question 13

The large intestine consists of the duodenum,jejunum,and ileum.

Accepted Answer

A) True 
 B)False

Question 14

Indicate which item in the top column best describes the item in the bottom column by using the answer code:
-lipase

Accepted Answer

A) secretes NaHCO3 
B) enzyme for protein digestion secreted by pancreas 
C) activates pepsinogen 
D) enzyme for fat digestion 
E) functions inside brush border
F)secretes gastrin
G)stimulates parietal and chief cells
H)enzyme for carbohydrate digestion that functions primarily in the body of the stomach
I)secreted by chief cells
J)secretes pancreatic enzymes
K)secreted by duodenal cells in response to the presence of acid
L)stimulates pancreatic acinar cells 
A) secretes NaHCO3 
B) enzyme for protein digestion secreted by pancreas 
C) activates pepsinogen 
D) enzyme for fat digestion 
E) functions inside brush border
F)secretes gastrin
G)stimulates parietal and chief cells
H)enzyme for carbohydrate digestion that functions primarily in the body of the stomach
I)secreted by chief cells
J)secretes pancreatic enzymes
K)secreted by duodenal cells in response to the presence of acid
L)stimulates pancreatic acinar cells

Question 15

The pancreatic ____________________ secretion neutralizes acidic gastric contents in the duodenal lumen.

Accepted Answer

The answer of The pancreatic ____________________ secretion neutralizes acidic gastric...

Question 16

Microvilli establish a brush border in the small intestine.

Accepted Answer

A) True 
 B)False

Question 17

The three modifications of the small intestine mucosa that greatly increase the surface area available for absorption are ____________________,____________________,and ____________________.

Accepted Answer

-circular folds,villi,microvil

Question 18

After the food has been chewed and mixed with salivary secretion,it is referred to as chyme.

Accepted Answer

A) True 
 B)False

Question 19

The presence of ____________________ in the stomach is the main stimulus to enhance gastric secretion.

Accepted Answer

The answer of The presence of ____________________ in the stomach...

Question 20

What does not directly enter the blood upon being absorbed from the digestive tract?

Accepted Answer

A)  Glucose 
B)  Alcohol 
C)  monoglycerides and free fatty acids 
D)  amino acids 
A)  Glucose 
B)  Alcohol 
C)  monoglycerides and free fatty acids 
D)  amino acids

Which statement concerning parasympathetic innervation of the digestive tract is INCORRECT?

Indicate which hormone(s) is being described by using the answer code (options may be used more than once or not at all): -stimulated primarily by the presence of acid

Indicate which hormone(s) is being described by using the answer code (options may be used more than once or not at all): -stimulate(s)pancreatic digestive enzyme secretion

Chymotrypsinogen is activated by enterokinase.

What is the intestinal feature responsible for increasing the absorptive surface area the most?

Receptive relaxation refers to the voluntary relaxation of the external anal sphincter when the individual is receptive to the defecation reflex.

The primary factor governing the rate of gastric emptying is the volume of the gastric contents.

What is the result of distention of the stomach?

Which statement concerning the serosa is correct?

Describe gastric regulation and emptying.

Which statement concerning HCl secretion by the stomach is INCORRECT?

Which breakfast would remain in the stomach the longest?

The large intestine consists of the duodenum,jejunum,and ileum.

Indicate which item in the top column best describes the item in the bottom column by using the answer code: -lipase

The pancreatic ____________________ secretion neutralizes acidic gastric contents in the duodenal lumen.

Microvilli establish a brush border in the small intestine.

The three modifications of the small intestine mucosa that greatly increase the surface area available for absorption are ,,and .

After the food has been chewed and mixed with salivary secretion,it is referred to as chyme.

The presence of ____________________ in the stomach is the main stimulus to enhance gastric secretion.

What does not directly enter the blood upon being absorbed from the digestive tract?

The Foundation of Physiology

Cell Physiology

The Central Nervous System

The Peripheral Nervous System

Principals of Endocrinology; The Central Endocrine Glands

Muscle Physiology

Cardiac Physiology

Vascular Physiology

The Blood

Body Defences

The Respiratory System

The Urinary System

Fluid and Acid Base Balance

Energy Balance and Temperature Regulation

The Endocrine Glands

The Reproductive System

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Exam 14: The Digestive System

Which statement concerning parasympathetic innervation of the digestive tract is INCORRECT?

Indicate which hormone(s) is being described by using the answer code (options may be used more than once or not at all): -stimulated primarily by the presence of acid

Indicate which hormone(s) is being described by using the answer code (options may be used more than once or not at all): -stimulate(s)pancreatic digestive enzyme secretion

Chymotrypsinogen is activated by enterokinase.

What is the intestinal feature responsible for increasing the absorptive surface area the most?

Receptive relaxation refers to the voluntary relaxation of the external anal sphincter when the individual is receptive to the defecation reflex.

The primary factor governing the rate of gastric emptying is the volume of the gastric contents.

What is the result of distention of the stomach?

Which statement concerning the serosa is correct?

Describe gastric regulation and emptying.

Which statement concerning HCl secretion by the stomach is INCORRECT?

Which breakfast would remain in the stomach the longest?

The large intestine consists of the duodenum,jejunum,and ileum.

Indicate which item in the top column best describes the item in the bottom column by using the answer code: -lipase

The pancreatic ____________________ secretion neutralizes acidic gastric contents in the duodenal lumen.

Microvilli establish a brush border in the small intestine.

The three modifications of the small intestine mucosa that greatly increase the surface area available for absorption are ____________________,____________________,and ____________________.

After the food has been chewed and mixed with salivary secretion,it is referred to as chyme.

The presence of ____________________ in the stomach is the main stimulus to enhance gastric secretion.

What does not directly enter the blood upon being absorbed from the digestive tract?

The Foundation of Physiology

Cell Physiology

The Central Nervous System

The Peripheral Nervous System

Principals of Endocrinology; The Central Endocrine Glands

Muscle Physiology

Cardiac Physiology

Vascular Physiology

The Blood

Body Defences

The Respiratory System

The Urinary System

Fluid and Acid Base Balance

Energy Balance and Temperature Regulation

The Endocrine Glands

The Reproductive System

Filters

The three modifications of the small intestine mucosa that greatly increase the surface area available for absorption are ,,and .