Question 1

Parasympathetic stimulation of the salivary glands produces a large volume of watery saliva high in enzyme concentration.

Accepted Answer

A) True 
 B)False

Question 2

Match digestive enzyme with correct characteristic.
-Actions occur in mouth, stomach and small intestines.

Accepted Answer

A) amylase. 
B) trypsin 
C) chymotrypsin 
D) lipase 
A) amylase. 
B) trypsin 
C) chymotrypsin 
D) lipase

Question 3

MATCHING
Match control mechanism with characteristic.
-travel via the blood to alter digestive motility and secretion

Accepted Answer

A) autonomous smooth muscle function 
B) extrinsic (autonomic) nerves 
C) hormones 
D) intrinsic nerve plexuses 
A) autonomous smooth muscle function 
B) extrinsic (autonomic) nerves 
C) hormones 
D) intrinsic nerve plexuses

Question 4

After pepsinogen is activated, it

Accepted Answer

A)  autocatalytically activates more pepsinogen. 
B)  activates the pancreatic proteolytic enzymes in the duodenal lumen after gastric emptying has occurred. 
C)  inhibits the pyloric gland area in a negative-feedback fashion. 
D)  both (a) and (b) above. 
E)  all of these answers. 
A)  autocatalytically activates more pepsinogen. 
B)  activates the pancreatic proteolytic enzymes in the duodenal lumen after gastric emptying has occurred. 
C)  inhibits the pyloric gland area in a negative-feedback fashion. 
D)  both (a) and (b) above. 
E)  all of these answers.

Question 5

Indicate which digestive secretion is being described in each question by writing the appropriate letter in the blank using the following answer code.
-Gastric enzyme that digests protein.

Accepted Answer

A) bile salts 
B) pepsin(ogen) 
C) amylase 
D) lipase 
E) trypsin(ogen) 
A) bile salts 
B) pepsin(ogen) 
C) amylase 
D) lipase 
E) trypsin(ogen)

Question 6

The extent of absorption of the electrolytes ____________________ and ____________________ is regulated depending on the body's needs.

Accepted Answer

The answer of The extent of absorption of the electrolytes...

Question 7

Which of the following substances is absorbed by the stomach?

Accepted Answer

A)  glucose. 
B)  caffeine. 
C)  aspirin. 
D)  amino acids. 
E)  fatty acids. 
A)  glucose. 
B)  caffeine. 
C)  aspirin. 
D)  amino acids. 
E)  fatty acids.

Question 8

Which factor is not involved in the regulation of digestive system function?

Accepted Answer

A)  autonomous smooth muscle function 
B)  frontal lobe processing 
C)  smooth muscle function 
D)  extrinsic nerves 
E)  hormones 
A)  autonomous smooth muscle function 
B)  frontal lobe processing 
C)  smooth muscle function 
D)  extrinsic nerves 
E)  hormones

Question 9

Match hormone with action.
-relaxes ileocecal sphincter.

Accepted Answer

A) gastrin 
B) secretin 
C) CCK 
D) gastric inhibitory peptide 
E) histamine 
A) gastrin 
B) secretin 
C) CCK 
D) gastric inhibitory peptide 
E) histamine

Question 10

Match the following by writing the appropriate letter in the blank. There is only one correct answer per question and each answer may be used only once.
-gastrin

Accepted Answer

A) Secretes NaHCO3. 
B) Enzyme for protein digestion secreted by pancreas. 
C) Activates pepsinogen. 
D) Only enzyme for fat digestion. 
E) Functions inside brush border.
F)Secretes gastrin.
G)Stomach hormone.
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, stimulates NaHCO3.
L)Inhibits stomach emptying. 
A) Secretes NaHCO3. 
B) Enzyme for protein digestion secreted by pancreas. 
C) Activates pepsinogen. 
D) Only enzyme for fat digestion. 
E) Functions inside brush border.
F)Secretes gastrin.
G)Stomach hormone.
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, stimulates NaHCO3.
L)Inhibits stomach emptying.

Question 11

Which absorptive processes occurs?

Accepted Answer

A)  carbohydrate is absorbed by active transport in the small intestine and enters the blood. 
B)  fat is absorbed by active transport in the small intestine and enters the lymph. 
C)  protein is absorbed primarily by pinocytosis. 
D)  the water-soluble vitamins are carried in the micelles, which are water-soluble. 
E)  chylomicrons dissolve in the lipid portion of the plasma membrane to enable fat to enter the intestinal cell from the lumen. 
A)  carbohydrate is absorbed by active transport in the small intestine and enters the blood. 
B)  fat is absorbed by active transport in the small intestine and enters the lymph. 
C)  protein is absorbed primarily by pinocytosis. 
D)  the water-soluble vitamins are carried in the micelles, which are water-soluble. 
E)  chylomicrons dissolve in the lipid portion of the plasma membrane to enable fat to enter the intestinal cell from the lumen.

Question 12

The absorption of which of the following is associated with chylomicrons?

Accepted Answer

A)  glucose. 
B)  monoglycerides and free fatty acids. 
C)  amino acids. 
D)  alcohol. 
E)  vitamin B12. 
A)  glucose. 
B)  monoglycerides and free fatty acids. 
C)  amino acids. 
D)  alcohol. 
E)  vitamin B12.

Question 13

Secretin stimulates the pancreatic ____________________ cells to secrete ____________________, whereas CCK stimulates the pancreatic ____________________ cells to secrete ____________________.

Accepted Answer

duct, aqueous alkali

Question 14

Segmentation

Accepted Answer

A)  is the primary motility in the small intestine during digestion of a meal. 
B)  is both mixing and propulsive. 
C)  refers to sequential ring-like contractions that sweep downward, creating a stripping motion that pushes the chyme forward. 
D)  both (a) and (b) above. 
E)  all of these answers. 
A)  is the primary motility in the small intestine during digestion of a meal. 
B)  is both mixing and propulsive. 
C)  refers to sequential ring-like contractions that sweep downward, creating a stripping motion that pushes the chyme forward. 
D)  both (a) and (b) above. 
E)  all of these answers.

Question 15

Fats are digested to

Accepted Answer

A)  amino acids. 
B)  cellulose. 
C)  fatty acids and glycerol. 
D)  fructose. 
E)  monosaccharides. 
A)  amino acids. 
B)  cellulose. 
C)  fatty acids and glycerol. 
D)  fructose. 
E)  monosaccharides.

Question 16

MATCHING: ART
   
The accompanying figure relates to lipid digestion and absorption. Match the steps highlighted in the figure (steps 1-8) with the statements using the letter key below.
-Lipase action

Accepted Answer

A) Step 1 
B) Step 2 
C) Step 3 
D) Step 4 
E) Step 5
F)Step 6
G)Step 7
H)Step 8 
A) Step 1 
B) Step 2 
C) Step 3 
D) Step 4 
E) Step 5
F)Step 6
G)Step 7
H)Step 8

Question 17

Indicate the site at which the following digestive processes take place by writing the appropriate letter in the blank using the following answer code:
-Protein digestion begins.

Accepted Answer

A) mouth 
B) stomach 
C) small intestine lumen 
D) intracellularly in the small intestine brush border 
E) colon 
A) mouth 
B) stomach 
C) small intestine lumen 
D) intracellularly in the small intestine brush border 
E) colon

Question 18

Which of the following is associated with bilirubin?

Accepted Answer

A)  it is associated with pancreatic secretions 
B)  it is found in bile 
C)  it is secreted into the duodenum to carry out digestive functions 
D)  is considered a waste product 
E)  any two of the above 
A)  it is associated with pancreatic secretions 
B)  it is found in bile 
C)  it is secreted into the duodenum to carry out digestive functions 
D)  is considered a waste product 
E)  any two of the above

Question 19

These structures enter lacteals during absorption:

Accepted Answer

A)  amino acids. 
B)  chylomicrons 
C)  simple sugars 
D)  bile salts. 
E)  micelles 
A)  amino acids. 
B)  chylomicrons 
C)  simple sugars 
D)  bile salts. 
E)  micelles

Question 20

What role do micelles and chylomicrons play in fat absorption?

Accepted Answer

Biliary components facilitate absorption

Parasympathetic stimulation of the salivary glands produces a large volume of watery saliva high in enzyme concentration.

Match digestive enzyme with correct characteristic. -Actions occur in mouth, stomach and small intestines.

MATCHING Match control mechanism with characteristic. -travel via the blood to alter digestive motility and secretion

After pepsinogen is activated, it

Indicate which digestive secretion is being described in each question by writing the appropriate letter in the blank using the following answer code. -Gastric enzyme that digests protein.

The extent of absorption of the electrolytes and is regulated depending on the body's needs.

Which of the following substances is absorbed by the stomach?

Which factor is not involved in the regulation of digestive system function?

Match hormone with action. -relaxes ileocecal sphincter.

Match the following by writing the appropriate letter in the blank. There is only one correct answer per question and each answer may be used only once. -gastrin

Which absorptive processes occurs?

The absorption of which of the following is associated with chylomicrons?

Secretin stimulates the pancreatic cells to secrete , whereas CCK stimulates the pancreatic cells to secrete .

Segmentation

Fats are digested to

MATCHING: ART The accompanying figure relates to lipid digestion and absorption. Match the steps highlighted in the figure (steps 1-8) with the statements using the letter key below. -Lipase action

Indicate the site at which the following digestive processes take place by writing the appropriate letter in the blank using the following answer code: -Protein digestion begins.

Which of the following is associated with bilirubin?

These structures enter lacteals during absorption:

What role do micelles and chylomicrons play in fat absorption?

Introduction to Physiology and Homeostasis

Cell Physiology

The Plasma Membrane and Membrane Potential

Principles of Neural and Hormonal Communication

The Central Nervous System

The Peripheral Nervous System: Afferent Division and Special Senses

The Peripheral Nervous System: Efferent Division

Muscle Physiology

Cardiac Physiology

The Blood Vessels and Blood Pressure

The Blood and Body Defenses

The Respiratory System

The Urinary System

Fluid and Acid-Base Balance

Energy Balance and Temperature Regulation

The Endocrine System

The Reproductive System

Filters

Exam 15: The Digestive System

Parasympathetic stimulation of the salivary glands produces a large volume of watery saliva high in enzyme concentration.

Match digestive enzyme with correct characteristic. -Actions occur in mouth, stomach and small intestines.

MATCHING Match control mechanism with characteristic. -travel via the blood to alter digestive motility and secretion

After pepsinogen is activated, it

Indicate which digestive secretion is being described in each question by writing the appropriate letter in the blank using the following answer code. -Gastric enzyme that digests protein.

The extent of absorption of the electrolytes ____________________ and ____________________ is regulated depending on the body's needs.

Which of the following substances is absorbed by the stomach?

Which factor is not involved in the regulation of digestive system function?

Match hormone with action. -relaxes ileocecal sphincter.

Match the following by writing the appropriate letter in the blank. There is only one correct answer per question and each answer may be used only once. -gastrin

Which absorptive processes occurs?

The absorption of which of the following is associated with chylomicrons?

Secretin stimulates the pancreatic ____________________ cells to secrete ____________________, whereas CCK stimulates the pancreatic ____________________ cells to secrete ____________________.

Segmentation

Fats are digested to

MATCHING: ART The accompanying figure relates to lipid digestion and absorption. Match the steps highlighted in the figure (steps 1-8) with the statements using the letter key below. -Lipase action

Indicate the site at which the following digestive processes take place by writing the appropriate letter in the blank using the following answer code: -Protein digestion begins.

Which of the following is associated with bilirubin?

These structures enter lacteals during absorption:

What role do micelles and chylomicrons play in fat absorption?

Introduction to Physiology and Homeostasis

Cell Physiology

The Plasma Membrane and Membrane Potential

Principles of Neural and Hormonal Communication

The Central Nervous System

The Peripheral Nervous System: Afferent Division and Special Senses

The Peripheral Nervous System: Efferent Division

Muscle Physiology

Cardiac Physiology

The Blood Vessels and Blood Pressure

The Blood and Body Defenses

The Respiratory System

The Urinary System

Fluid and Acid-Base Balance

Energy Balance and Temperature Regulation

The Endocrine System

The Reproductive System

Filters

The extent of absorption of the electrolytes and is regulated depending on the body's needs.

Secretin stimulates the pancreatic cells to secrete , whereas CCK stimulates the pancreatic cells to secrete .