Question 1

Digestion of polysaccharides

Accepted Answer

A)  is accomplished using enzymes 
B)  utilizes hydrolysis 
C)  utilizes dehydration 
D)  is accomplished using enzymes and utilizes hydrolysis 
E)  is accomplished using enzymes and utilizes dehydration 
A)  is accomplished using enzymes 
B)  utilizes hydrolysis 
C)  utilizes dehydration 
D)  is accomplished using enzymes and utilizes hydrolysis 
E)  is accomplished using enzymes and utilizes dehydration

Question 2

Which control mechanism brings about segmentation of the terminal portion of the small intestine?

Accepted Answer

A)  gastroileal reflex 
B)  distention of the stomach 
C)  secretin action 
D)  gastroileal reflex and distention of the stomach 
E)  none of these 
A)  gastroileal reflex 
B)  distention of the stomach 
C)  secretin action 
D)  gastroileal reflex and distention of the stomach 
E)  none of these

Question 3

The main function of the ileocecal valve/sphincter is to prevent small intestinal contents from entering the large intestine before digestion of food is completed.

Accepted Answer

A) True 
 B)False

Question 4

In general, sympathetic stimulation is excitatory to digestive activity.

Accepted Answer

A) True 
 B)False

Question 5

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

Accepted Answer

A) True 
 B)False

Question 6

Stimulation of the taste buds increases gastric secretions.

Accepted Answer

A) True 
 B)False

Question 7

The epiglottis opens the glottis during the swallowing reflex.

Accepted Answer

A) True 
 B)False

Question 8

Enterogastrones are produced by the stomach.

Accepted Answer

A) True 
 B)False

Question 9

Bile salts

Accepted Answer

A)  aid fat digestion 
B)  aid fat absorption through micelle formation 
C)  are made in the gall bladder 
D)  aid fat digestion and absorption through micelle formation 
E)  all of these 
A)  aid fat digestion 
B)  aid fat absorption through micelle formation 
C)  are made in the gall bladder 
D)  aid fat digestion and absorption through micelle formation 
E)  all of these

Question 10

The primary site of absorption in the digestive system is the

Accepted Answer

A)  stomach 
B)  small intestine 
C)  colon 
D)  esophagus 
E)  mouth 
A)  stomach 
B)  small intestine 
C)  colon 
D)  esophagus 
E)  mouth

Question 11

Complete each of the following statments.
The parotid glands are one of three pairs of ____________________ glands.

Accepted Answer

The answer of Complete each of the following statments.
The parotid...

Question 12

Which of the following structures secrete mucus?

Accepted Answer

A)  salivary glands 
B)  esophagus 
C)  stomach 
D)  colon 
E)  all of these 
A)  salivary glands 
B)  esophagus 
C)  stomach 
D)  colon 
E)  all of these

Question 13

Lipids

Accepted Answer

A)  are broken down by pepsin 
B)  are absorbed into lacteals 
C)  become part of micelles in the duodenum 
D)  are broken down by pepsin and are absorbed into lacteals 
E)  are absorbed into lacteals and become part of micelles in the duodenum 
A)  are broken down by pepsin 
B)  are absorbed into lacteals 
C)  become part of micelles in the duodenum 
D)  are broken down by pepsin and are absorbed into lacteals 
E)  are absorbed into lacteals and become part of micelles in the duodenum

Question 14

Bile is secreted by the liver and is stored in the gallbladder.

Accepted Answer

A) True 
 B)False

Question 15

Which statement is correct?

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 16

Which of the following does not occur during vomiting?

Accepted Answer

A)  The diaphragm contracts. 
B)  The abdominal muscles contract. 
C)  The stomach contracts. 
D)  Respiration is inhibited. 
E)  The glottis is closed. 
A)  The diaphragm contracts. 
B)  The abdominal muscles contract. 
C)  The stomach contracts. 
D)  Respiration is inhibited. 
E)  The glottis is closed.

Question 17

Complete each of the following statments.
Secretin stimulates the pancreatic ____________________ cells to secrete ____________________, whereas CCK stimulates the pancreatic ____________________ cells to secrete ____________________.

Accepted Answer

duct, alka

Question 18

Defecation is a spinal reflex.

Accepted Answer

A) True 
 B)False

Question 19

Complete each of the following statments.
Colonic secretion consists of a(n) ____________________ solution.

Accepted Answer

The answer of Complete each of the following statments.
Colonic secretion...

Question 20

Which of the following is a precursor to an enzyme that functions in the stomach?

Accepted Answer

A)  pepsinogen 
B)  HCl 
C)  intrinsic factor 
D)  gastrin 
E)  mucus 
A)  pepsinogen 
B)  HCl 
C)  intrinsic factor 
D)  gastrin 
E)  mucus

Exam 16: A--The Digestive System

Digestion of polysaccharides

Which control mechanism brings about segmentation of the terminal portion of the small intestine?

The main function of the ileocecal valve/sphincter is to prevent small intestinal contents from entering the large intestine before digestion of food is completed.

In general, sympathetic stimulation is excitatory to digestive activity.

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

Stimulation of the taste buds increases gastric secretions.

The epiglottis opens the glottis during the swallowing reflex.

Enterogastrones are produced by the stomach.

Bile salts

The primary site of absorption in the digestive system is the

Complete each of the following statments. The parotid glands are one of three pairs of ____________________ glands.

Which of the following structures secrete mucus?

Lipids

Bile is secreted by the liver and is stored in the gallbladder.

Which statement is correct?

Which of the following does not occur during vomiting?

Complete each of the following statments. Secretin stimulates the pancreatic ____________________ cells to secrete ____________________, whereas CCK stimulates the pancreatic ____________________ cells to secrete ____________________.

Defecation is a spinal reflex.

Complete each of the following statments. Colonic secretion consists of a(n) ____________________ solution.

Which of the following is a precursor to an enzyme that functions in the stomach?

Introduction to Physiology and Homeostasis

Cell Physiology

The Plasma Membrane and Membrane Potential

Principles of Neural and Hormonal Communication

A--The Central Nervous System

B--The Central Nervous System

A--The Peripheral Nervous System: Afferent Division; Special Senses

B--The Peripheral Nervous System: Afferent Division; Special Senses

The Peripheral Nervous System: Efferent Division

A--Muscle Physiology

B--Muscle Physiology

A--Cardiac Physiology

B--Cardiac Physiology

The Blood Vessels and Blood Pressure

The Blood

Body Defenses

A--The Respiratory System

B--The Respiratory System

A--The Urinary System

B--The Urinary System

A--Fluid and Acid-Base Balance

B--Fluid and Acid-Base Balance

B--The Digestive System

Energy Balance and Temperature Regulation

A--Principles of Endocrinology: the Central Endocrine Glands

B--Principles of Endocrinology: the Central Endocrine Glands

A--The Peripheral Endocrine Glands

B--The Peripheral Endocrine Glands

A--The Reproductive System

B--The Reproductive System

Filters

Complete each of the following statments. Secretin stimulates the pancreatic cells to secrete , whereas CCK stimulates the pancreatic cells to secrete .