Question 1

Describe gastric regulation and emptying.

Accepted Answer

Gastric regulation and emptying refer to

Question 2

____________________ is the ability of smooth muscle to maintain constant tension over a wide range of lengths.

Accepted Answer

The answer of ____________________ is the ability of smooth muscle...

Question 3

The most important function of the stomach is to begin protein digestion.

Accepted Answer

A) True 
 B)False

Question 4

What is the major chemical digestive activity occurring in the stomach

Accepted Answer

A) digestion of starch 
B) digestion of protein 
C) digestion of fat 
D) absorption of monosaccharides 
A) digestion of starch 
B) digestion of protein 
C) digestion of fat 
D) absorption of monosaccharides

Question 5

Match the control mechanisms, labelled a. through d., with the characteristics. (Options may be used more than once or not at all.)
-responsible for establishing the rate of rhythmic contractility

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 6

Which of these statements does NOT describe control of digestive processes

Accepted Answer

A) Short reflexes influence motility and secretion in localized areas. 
B) All elements of the short reflexes are contained within the digestive organ's wall. 
C) Hormones play a role. 
D) Osmoreceptors monitor the acidity of the luminal contents. 
A) Short reflexes influence motility and secretion in localized areas. 
B) All elements of the short reflexes are contained within the digestive organ's wall. 
C) Hormones play a role. 
D) Osmoreceptors monitor the acidity of the luminal contents.

Question 7

The stomach mucosa is thrown into folds known as villi.

Accepted Answer

A) True 
 B)False

Question 8

What are the various outcomes with respect to the other digestive organs when the stomach distends

Accepted Answer

When the stomach distends, it can have v

Question 9

Match the hormone(s), labelled a. through d., to the descriptions. (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

Question 10

Which of these statements does NOT pertain to the pyloric gland area of the stomach antrum

Accepted Answer

A) It secretes gastrin. 
B) It is inhibited when gastric pH falls too low. 
C) It is stimulated by the presence of glucose. 
D) It inhibits the section of the HCl. 
A) It secretes gastrin. 
B) It is inhibited when gastric pH falls too low. 
C) It is stimulated by the presence of glucose. 
D) It inhibits the section of the HCl.

Question 11

Match the descriptions, labelled a. through l., with the items listed.
-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 12

A(n) ____________________ is an aggregation of bile salts and lecithin.

Accepted Answer

The answer of A(n) ____________________ is an aggregation of bile...

Question 13

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

Accepted Answer

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

Question 14

The main motility seen in the small intestine during digestion of a meal is the migrating motility complex.

Accepted Answer

A) True 
 B)False

Question 15

Salivation is entirely under neural control.

Accepted Answer

A) True 
 B)False

Question 16

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

Accepted Answer

A) True 
 B)False

Question 17

Match the digestive enzymes, labelled a. through d., with their correct characteristics.
-activation initiated by trypsin

Accepted Answer

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

Question 18

Which of these statements does NOT apply to secretin

Accepted Answer

A) Its most potent stimulus for secretion is the presence of fat in the duodenum. 
B) It stimulates pancreatic enzyme secretion. 
C) It stimulates the secretion of bicarbonate. 
D) It stimulates the acinar cells. 
A) Its most potent stimulus for secretion is the presence of fat in the duodenum. 
B) It stimulates pancreatic enzyme secretion. 
C) It stimulates the secretion of bicarbonate. 
D) It stimulates the acinar cells.

Question 19

Which statement refers to the intrinsic nerve plexuses

Accepted Answer

A) They produce spontaneous depolarization of the smooth muscle cells in the wall of the digestive tract. 
B) They coordinate local activity in the digestive tract. 
C) They are located in the mucosa. 
D) They are located in the brain stem. 
A) They produce spontaneous depolarization of the smooth muscle cells in the wall of the digestive tract. 
B) They coordinate local activity in the digestive tract. 
C) They are located in the mucosa. 
D) They are located in the brain stem.

Question 20

____________________ are the microscopic projections of the absorptive cells of the small intestine.

Accepted Answer

The answer of ____________________ are the microscopic projections of the...

Describe gastric regulation and emptying.

____________________ is the ability of smooth muscle to maintain constant tension over a wide range of lengths.

The most important function of the stomach is to begin protein digestion.

What is the major chemical digestive activity occurring in the stomach

Match the control mechanisms, labelled a. through d., with the characteristics. (Options may be used more than once or not at all.) -responsible for establishing the rate of rhythmic contractility

Which of these statements does NOT describe control of digestive processes

The stomach mucosa is thrown into folds known as villi.

What are the various outcomes with respect to the other digestive organs when the stomach distends

Match the hormone(s), labelled a. through d., to the descriptions. (Options may be used more than once or not at all.) -stimulated primarily by the presence of acid

Which of these statements does NOT pertain to the pyloric gland area of the stomach antrum

Match the descriptions, labelled a. through l., with the items listed. -lipase

A(n) ____________________ is an aggregation of bile salts and lecithin.

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

The main motility seen in the small intestine during digestion of a meal is the migrating motility complex.

Salivation is entirely under neural control.

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

Match the digestive enzymes, labelled a. through d., with their correct characteristics. -activation initiated by trypsin

Which of these statements does NOT apply to secretin

Which statement refers to the intrinsic nerve plexuses

____________________ are the microscopic projections of the absorptive cells of the small intestine.

The Foundation of Physiology

Cell Physiology

The Central Nervous System

The Peripheral Nervous System: Sensory, Autonomic, Somatic

Principles of Endocrinology: The Central Endocrine Glands

The Endocrine Glands

Muscle Physiology

Cardiac Physiology

Vascular Physiology

The Blood

Body Defences

The Respiratory System

The Urinary System

Fluid and Acidbase Balance

Energy Balance and Temperature Regulation

The Reproductive System

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Exam 15: The Digestive System

Describe gastric regulation and emptying.

____________________ is the ability of smooth muscle to maintain constant tension over a wide range of lengths.

The most important function of the stomach is to begin protein digestion.

What is the major chemical digestive activity occurring in the stomach

Match the control mechanisms, labelled a. through d., with the characteristics. (Options may be used more than once or not at all.) -responsible for establishing the rate of rhythmic contractility

Which of these statements does NOT describe control of digestive processes

The stomach mucosa is thrown into folds known as villi.

What are the various outcomes with respect to the other digestive organs when the stomach distends

Match the hormone(s), labelled a. through d., to the descriptions. (Options may be used more than once or not at all.) -stimulated primarily by the presence of acid

Which of these statements does NOT pertain to the pyloric gland area of the stomach antrum

Match the descriptions, labelled a. through l., with the items listed. -lipase

A(n) ____________________ is an aggregation of bile salts and lecithin.

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

The main motility seen in the small intestine during digestion of a meal is the migrating motility complex.

Salivation is entirely under neural control.

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

Match the digestive enzymes, labelled a. through d., with their correct characteristics. -activation initiated by trypsin

Which of these statements does NOT apply to secretin

Which statement refers to the intrinsic nerve plexuses

____________________ are the microscopic projections of the absorptive cells of the small intestine.

The Foundation of Physiology

Cell Physiology

The Central Nervous System

The Peripheral Nervous System: Sensory, Autonomic, Somatic

Principles of Endocrinology: The Central Endocrine Glands

The Endocrine Glands

Muscle Physiology

Cardiac Physiology

Vascular Physiology

The Blood

Body Defences

The Respiratory System

The Urinary System

Fluid and Acidbase Balance

Energy Balance and Temperature Regulation

The Reproductive System

Filters