Question 1

Choose the one most appropriate statement for each.
-Peristalsis

Accepted Answer

A) A process that propels material along the digestive tract 
B) Ring of muscles that open and close to control passageways 
C) Thin, outermost layer of stomach 
D) A regurgitated ball of food particles 
E) Emulsify fat globules
F)Have multiple stomach chambers, some of which store populations of microorganisms
G)Interior lining of stomach that secretes gastric fluid
H)Gastric inhibitory peptide
I)Mixture of mucus, HCl, and pepsinogen
J)A mixture of gastric fluid and food particles in the stomach 
A) A process that propels material along the digestive tract 
B) Ring of muscles that open and close to control passageways 
C) Thin, outermost layer of stomach 
D) A regurgitated ball of food particles 
E) Emulsify fat globules
F)Have multiple stomach chambers, some of which store populations of microorganisms
G)Interior lining of stomach that secretes gastric fluid
H)Gastric inhibitory peptide
I)Mixture of mucus, HCl, and pepsinogen
J)A mixture of gastric fluid and food particles in the stomach

Question 2

Respond to the following statements with reference to the five vitamins listed below.
-This vitamin is a component of the coenzyme NAD.

Accepted Answer

A) Vitamin B1 
B) Vitamin B2 
C) Niacin 
D) Vitamin B6 
E) Vitamin B12 
A) Vitamin B1 
B) Vitamin B2 
C) Niacin 
D) Vitamin B6 
E) Vitamin B12

Question 3

Water that enters the digestive system is absorbed into body tissues through the ____.

Accepted Answer

A)  stomach 
B)  pancreas 
C)  small intestine 
D)  lymph vascular system 
E)  large intestine 
A)  stomach 
B)  pancreas 
C)  small intestine 
D)  lymph vascular system 
E)  large intestine

Question 4

Figure 39.4
  
Which of the following part for: 
-Pharynx

Accepted Answer

The answer of Figure 39.4
  
Which of the following...

Question 5

Respond to the following statements with reference to the five components of the gastrointestinal tract listed below.
-Chemical digestion of food is completed here.

Accepted Answer

A) Stomach 
B) Gallbladder 
C) Small intestine 
D) Appendix 
E) Large intestine 
A) Stomach 
B) Gallbladder 
C) Small intestine 
D) Appendix 
E) Large intestine

Question 6

Figure 39.10A, B, and C
 
-A villus is indicated by the letter ____.

Accepted Answer

A)  A 
B)  B 
C)  C 
D)  D 
E)  E 
A)  A 
B)  B 
C)  C 
D)  D 
E)  E

Question 7

The sponge,a colonial protist,digests its food using ______________________.

Accepted Answer

A)  a saclike gastrovascular cavity 
B)  phagocytic collar cells and amoeboid cells 
C)  a single opening through which food enters and wastes leave 
D)  enzymes secreted by cells lining the gastrovascular cavity 
E)  a muscular digestive organ that chemically and mechanically breaks down food 
A)  a saclike gastrovascular cavity 
B)  phagocytic collar cells and amoeboid cells 
C)  a single opening through which food enters and wastes leave 
D)  enzymes secreted by cells lining the gastrovascular cavity 
E)  a muscular digestive organ that chemically and mechanically breaks down food

Question 8

Which of the following is sometimes referred to as an incomplete digestive tract,with only one opening?

Accepted Answer

A)  A gizzard 
B)  An intestine 
C)  A tube-within-a-tube 
D)  A gastrovascular cavity 
E)  A muscular pharynx 
A)  A gizzard 
B)  An intestine 
C)  A tube-within-a-tube 
D)  A gastrovascular cavity 
E)  A muscular pharynx

Question 9

Figure 39.4
  
Which of the following part for: 
-Esophagus

Accepted Answer

The answer of Figure 39.4
  
Which of the following...

Question 10

When the production of glucose exceeds what the body needs,it is stored as _____ or used to synthesize fats.

Accepted Answer

A)  urea 
B)  bile 
C)  adipose cells 
D)  glycogen 
E)  amylase 
A)  urea 
B)  bile 
C)  adipose cells 
D)  glycogen 
E)  amylase

Question 11

Which statement about digestion in ruminants is FALSE?

Accepted Answer

A)  Ruminant animals have symbiotic bacteria to aid in the digestion of their food. 
B)  Food materials are re-chewed. 
C)  Chewing results in mechanically breaking down food and exposing more cellulose to digestive enzymes. 
D)  Ruminants have a smaller range of foods in their diet than do humans. 
E)  Ruminants have a single but disproportionately large stomach chamber. 
A)  Ruminant animals have symbiotic bacteria to aid in the digestion of their food. 
B)  Food materials are re-chewed. 
C)  Chewing results in mechanically breaking down food and exposing more cellulose to digestive enzymes. 
D)  Ruminants have a smaller range of foods in their diet than do humans. 
E)  Ruminants have a single but disproportionately large stomach chamber.

Question 12

Figure 39.4
  
Which of the following part for: 
-Pancreas

Accepted Answer

The answer of Figure 39.4
  
Which of the following...

Question 13

Figure 39.4
  
Which of the following part for: 
-Stomach

Accepted Answer

The answer of Figure 39.4
  
Which of the following...

Question 14

The enzyme that digests protein is ____.

Accepted Answer

A)  ghrelin 
B)  chyme 
C)  pepsin 
D)  sulfuric acid 
E)  lipase 
A)  ghrelin 
B)  chyme 
C)  pepsin 
D)  sulfuric acid 
E)  lipase

Question 15

An empty stomach increases its secretion of ____ to stimulate the appetite.

Accepted Answer

A)  pepsinogen 
B)  ghrelin 
C)  gastric fluid 
D)  chyme 
E)  serosa 
A)  pepsinogen 
B)  ghrelin 
C)  gastric fluid 
D)  chyme 
E)  serosa

Question 16

Choose the one most appropriate statement for each.
-Ruminants

Accepted Answer

A) A process that propels material along the digestive tract 
B) Ring of muscles that open and close to control passageways 
C) Thin, outermost layer of stomach 
D) A regurgitated ball of food particles 
E) Emulsify fat globules
F)Have multiple stomach chambers, some of which store populations of microorganisms
G)Interior lining of stomach that secretes gastric fluid
H)Gastric inhibitory peptide
I)Mixture of mucus, HCl, and pepsinogen
J)A mixture of gastric fluid and food particles in the stomach 
A) A process that propels material along the digestive tract 
B) Ring of muscles that open and close to control passageways 
C) Thin, outermost layer of stomach 
D) A regurgitated ball of food particles 
E) Emulsify fat globules
F)Have multiple stomach chambers, some of which store populations of microorganisms
G)Interior lining of stomach that secretes gastric fluid
H)Gastric inhibitory peptide
I)Mixture of mucus, HCl, and pepsinogen
J)A mixture of gastric fluid and food particles in the stomach

Question 17

Respond to the following statements with reference to the four glands or structures of the mammalian gastrointestinal tract listed below.
-Initial digestion of starch is facilitated by its secretions.

Accepted Answer

A) Salivary gland 
B) Stomach mucosa 
C) Intestinal mucosa 
D) Pancreas 
A) Salivary gland 
B) Stomach mucosa 
C) Intestinal mucosa 
D) Pancreas

Question 18

Choose the one most appropriate statement for each.
-Lipase

Accepted Answer

A) Made in the intestinal lining; removes amino acid residues from the ends of peptides 
B) Glucose, fructose, and galactose are examples 
C) Made in the pancreas; acts on fats 
D) Made by the pancreas and salivary glands; acts on starch 
E) Made by the small intestine; breaks down two-unit sugars to glucose
F)Made by the pancreas; acts on proteins and polypeptides
G)Contains cholesterol; helps emulsify fats
H)Made in the stomach; acts on proteins
I)Stimulates hydrochloric acid secretion
J)Regulates passage of food from the stomach to the small intestine 
A) Made in the intestinal lining; removes amino acid residues from the ends of peptides 
B) Glucose, fructose, and galactose are examples 
C) Made in the pancreas; acts on fats 
D) Made by the pancreas and salivary glands; acts on starch 
E) Made by the small intestine; breaks down two-unit sugars to glucose
F)Made by the pancreas; acts on proteins and polypeptides
G)Contains cholesterol; helps emulsify fats
H)Made in the stomach; acts on proteins
I)Stimulates hydrochloric acid secretion
J)Regulates passage of food from the stomach to the small intestine

Question 19

A fat-soluble vitamin that aids in blood clotting is ____.

Accepted Answer

A)  vitamin C 
B)  thiamin 
C)  riboflavin 
D)  vitamin K 
E)  folic acid 
A)  vitamin C 
B)  thiamin 
C)  riboflavin 
D)  vitamin K 
E)  folic acid

Question 20

Constipation can be caused by all of the following except ____.

Accepted Answer

A)  emotional stress 
B)  a low-fiber diet 
C)  a sedentary lifestyle 
D)  dehydration 
E)  bacterial infections 
A)  emotional stress 
B)  a low-fiber diet 
C)  a sedentary lifestyle 
D)  dehydration 
E)  bacterial infections

Exam 39: Digestion and Nutrition

Choose the one most appropriate statement for each. -Peristalsis

Respond to the following statements with reference to the five vitamins listed below. -This vitamin is a component of the coenzyme NAD.

Water that enters the digestive system is absorbed into body tissues through the ____.

Figure 39.4 Which of the following part for: -Pharynx

Respond to the following statements with reference to the five components of the gastrointestinal tract listed below. -Chemical digestion of food is completed here.

Figure 39.10A, B, and C -A villus is indicated by the letter ____.

The sponge,a colonial protist,digests its food using ______________________.

Which of the following is sometimes referred to as an incomplete digestive tract,with only one opening?

Figure 39.4 Which of the following part for: -Esophagus

When the production of glucose exceeds what the body needs,it is stored as _____ or used to synthesize fats.

Which statement about digestion in ruminants is FALSE?

Figure 39.4 Which of the following part for: -Pancreas

Figure 39.4 Which of the following part for: -Stomach

The enzyme that digests protein is ____.

An empty stomach increases its secretion of ____ to stimulate the appetite.

Choose the one most appropriate statement for each. -Ruminants

Respond to the following statements with reference to the four glands or structures of the mammalian gastrointestinal tract listed below. -Initial digestion of starch is facilitated by its secretions.

Choose the one most appropriate statement for each. -Lipase

A fat-soluble vitamin that aids in blood clotting is ____.

Constipation can be caused by all of the following except ____.

Invitation to Biology

Life's Chemical Bases

Molecules of Life

Cell Structure

Ground Rules of Metabolism

Where it Starts—Photosynthesis

How Cells Release Chemical Energy

DNA Structure and Function

From DNA to Protein

Control of Gene Expression

How Cells Reproduce

Meiosis and Sexual Reproduction

Observing Patterns in Inherited Traits

Chromosomes and Human Inheritance

Studying and Manipulating Genomes

Evidence of Evolution

Processes of Evolution

Organizing Information about Species

Life's Origin and Early Evolution

Viruses, Bacteria, and Archaea

Protists: The Simplest Eukaryotes

The Land Plants

Fungi

Animal Evolution: The Invertebrates

Animal Evolution: The Chordates

Human Evolution

Plant Tissues

Plant Nutrition and Transport

Life Cycles of Flowering Plants

Communication Strategies in Plants

Animal Tissues and Organ Systems

Neural Control

Sensory Perception

Endocrine Control

Structural Support and Movement

Circulation

Immunity

Respiration

Maintaining the Internal Environment

Animal Reproductive System

Animal Development

Animal Behavior

Population Ecology

Community Ecology

Ecosystems

The Biosphere

Human Impacts on the Biosphere

Filters