Question 1

Vomiting is caused by reverse peristalsis.

Accepted Answer

A) True 
 B)False

Question 2

The major metabolic waste product eliminated in the feces is bilirubin.

Accepted Answer

A) True 
 B)False

Question 3

Factors in the duodenum influence the rate of gastric emptying.

Accepted Answer

A) True 
 B)False

Question 4

Which statement concerning the enteric nervous system is correct?

Accepted Answer

A)  It includes the myenteric plexes. 
B)  It includes the submucosal plexes. 
C)  It includes vagal nerve efferents. 
D)  It includes both myenteric and submucosal plexes. 
A)  It includes the myenteric plexes. 
B)  It includes the submucosal plexes. 
C)  It includes vagal nerve efferents. 
D)  It includes both myenteric and submucosal plexes.

Question 5

Fat is absorbed into the lymph in the form of micelles.

Accepted Answer

A) True 
 B)False

Question 6

Bilirubin aids fat digestion and absorption.

Accepted Answer

A) True 
 B)False

Question 7

H⁺ ions are actively secreted against a large concentration gradient into the stomach; Cl- secretion follows passively.

Accepted Answer

A) True 
 B)False

Question 8

The ileocecal juncture serves as a barrier to prevent bacteria-laden contents of the large intestine from contaminating the small intestine.

Accepted Answer

A) True 
 B)False

Question 9

Which statement is INCORRECT?

Accepted Answer

A)  CCK causes relaxation of the sphincter of Oddi. 
B)  Bile is secreted by the liver and stored and concentrated in the gallbladder. 
C)  The small intestinal epithelium actively secretes digestive enzymes into the intestinal lumen. 
D)  Gastrin is not secreted during the cephalic phase of gastric secretion. 
A)  CCK causes relaxation of the sphincter of Oddi. 
B)  Bile is secreted by the liver and stored and concentrated in the gallbladder. 
C)  The small intestinal epithelium actively secretes digestive enzymes into the intestinal lumen. 
D)  Gastrin is not secreted during the cephalic phase of gastric secretion.

Question 10

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

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 11

Chyme is produced in the stomach.

Accepted Answer

A) True 
 B)False

Question 12

The outer muscle layer of the digestive tract consists of circular smooth muscle.

Accepted Answer

A) True 
 B)False

Question 13

Which statement does NOT correctly describes carbohydrate absorption by intestinal cells?

Accepted Answer

A)  The absorbable units of carbohydrate are disaccharides. 
B)  Fructose is absorbed by facilitated diffusion. 
C)  Glucose is absorbed by Na+ and energy-dependent secondary active transport. 
A)  The absorbable units of carbohydrate are disaccharides. 
B)  Fructose is absorbed by facilitated diffusion. 
C)  Glucose is absorbed by Na+ and energy-dependent secondary active transport.

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

Which organ is NOT a digestive tract organ?

Accepted Answer

A)  esophagus 
B)  stomach 
C)  pancreas 
D)  small intestine 
A)  esophagus 
B)  stomach 
C)  pancreas 
D)  small intestine

Question 16

Colonic secretion consists of ____________________.

Accepted Answer

an alkalin

Question 17

Which of the following is NOT true of the formation of a lipid emulsion ?

Accepted Answer

A)  facilitates digestion of fat by lipase 
B)  is accomplished by bile salts 
C)  takes place in the stomach 
A)  facilitates digestion of fat by lipase 
B)  is accomplished by bile salts 
C)  takes place in the stomach

Question 18

Match the gastric cell with the correct characteristic by using the answer code (options may be used more than once or not at all):
-serve as parent cells of all new cells of the gastric mucosa

Accepted Answer

A) chief cells 
B) parietal cells 
C) mucous cells 
D) G cells of PGA 
A) chief cells 
B) parietal cells 
C) mucous cells 
D) G cells of PGA

Question 19

Colonic secretion contains no digestive enzymes.

Accepted Answer

A) True 
 B)False

Question 20

Indicate the site at which digestion of each of the three main categories of foodstuff commences and is completed by using the answer code (options may be used more than once or not at all):
-fat digestion is completed

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

Vomiting is caused by reverse peristalsis.

The major metabolic waste product eliminated in the feces is bilirubin.

Factors in the duodenum influence the rate of gastric emptying.

Which statement concerning the enteric nervous system is correct?

Fat is absorbed into the lymph in the form of micelles.

Bilirubin aids fat digestion and absorption.

H⁺ ions are actively secreted against a large concentration gradient into the stomach; Cl^- secretion follows passively.

The ileocecal juncture serves as a barrier to prevent bacteria-laden contents of the large intestine from contaminating the small intestine.

Which statement is INCORRECT?

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

Chyme is produced in the stomach.

The outer muscle layer of the digestive tract consists of circular smooth muscle.

Which statement does NOT correctly describes carbohydrate absorption by intestinal cells?

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

Which organ is NOT a digestive tract organ?

Colonic secretion consists of ____________________.

Which of the following is NOT true of the formation of a lipid emulsion ?

Match the gastric cell with the correct characteristic by using the answer code (options may be used more than once or not at all): -serve as parent cells of all new cells of the gastric mucosa

Colonic secretion contains no digestive enzymes.

Indicate the site at which digestion of each of the three main categories of foodstuff commences and is completed by using the answer code (options may be used more than once or not at all): -fat digestion is completed

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

Exam 14: The Digestive System

Vomiting is caused by reverse peristalsis.

The major metabolic waste product eliminated in the feces is bilirubin.

Factors in the duodenum influence the rate of gastric emptying.

Which statement concerning the enteric nervous system is correct?

Fat is absorbed into the lymph in the form of micelles.

Bilirubin aids fat digestion and absorption.

H⁺ ions are actively secreted against a large concentration gradient into the stomach; Cl- secretion follows passively.

The ileocecal juncture serves as a barrier to prevent bacteria-laden contents of the large intestine from contaminating the small intestine.

Which statement is INCORRECT?

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

Chyme is produced in the stomach.

The outer muscle layer of the digestive tract consists of circular smooth muscle.

Which statement does NOT correctly describes carbohydrate absorption by intestinal cells?

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

Which organ is NOT a digestive tract organ?

Colonic secretion consists of ____________________.

Which of the following is NOT true of the formation of a lipid emulsion ?

Match the gastric cell with the correct characteristic by using the answer code (options may be used more than once or not at all): -serve as parent cells of all new cells of the gastric mucosa

Colonic secretion contains no digestive enzymes.

Indicate the site at which digestion of each of the three main categories of foodstuff commences and is completed by using the answer code (options may be used more than once or not at all): -fat digestion is completed

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

H⁺ ions are actively secreted against a large concentration gradient into the stomach; Cl^- secretion follows passively.