Question 1

Match between columns
                        Premises: gastrin is secreted by this structure
secretes trypsin and chymotrypsin
contains bacteria that produce vitamin K and certain B vitamins
the pylorus is found here
the bolus moves from this structure directly into the stomach
the sigmoid colon is located here
stores bile and secretes it into the duodenum
the throat
the ileum is found here
villi are found here
contains gastric glands
rugae are found here
converts excess glucose to glycogen and stores it
the digestion of proteins begins in this structure
the appendix is located here
most of the nutrients are absorbed via this structure
connects the mouth with the esophagus
salivary glands are found here
the chemical digestion of food is completed here
the pulp cavity is found here
secretes bicarbonate into the duodenum

Accepted Answer

The Answer of small intestine and liver and mouth and is...

Question 2

When food distends the stomach, the hormone ____ is produced, which stimulates the gastric glands.

Accepted Answer

A)  secretin 
B)  gastrin 
C)  cholecystokinin 
D)  gastric inhibitory peptide 
E)  lipoprotein lipase 
A)  secretin 
B)  gastrin 
C)  cholecystokinin 
D)  gastric inhibitory peptide 
E)  lipoprotein lipase

Question 3

When ____ reaches the stomach, it is inactivated by the low pH.

Accepted Answer

A)  pepsin 
B)  pepsinogen 
C)  trypsin 
D)  amylase 
E)  bile 
A)  pepsin 
B)  pepsinogen 
C)  trypsin 
D)  amylase 
E)  bile

Question 4

Immediately outside the pulp cavity of a tooth is the:

Accepted Answer

A)  enamel. 
B)  dentin. 
C)  cementum. 
D)  spongy bone. 
E)  nerve. 
A)  enamel. 
B)  dentin. 
C)  cementum. 
D)  spongy bone. 
E)  nerve.

Question 5

In a tube-within-a-tube body plan, what forms the outer tube?

Accepted Answer

A)  The body wall 
B)  The wall of the gastrovascular cavity 
C)  The vacuolar membrane 
D)  The intestinal wall 
E)  The gizzard wall 
A)  The body wall 
B)  The wall of the gastrovascular cavity 
C)  The vacuolar membrane 
D)  The intestinal wall 
E)  The gizzard wall

Question 6

Which statement about obesity is FALSE?

Accepted Answer

A)  The number of fat cells in an adult is determined by the amount of fat stored during childhood. 
B)  Genetics, not overeating, is responsible for obesity. 
C)  Obesity can result from an increase in the size and/or number of fat cells. 
D)  Many of the factors involved in obesity are inherited. 
E)  To lose weight, energy intake must be less than energy output. 
A)  The number of fat cells in an adult is determined by the amount of fat stored during childhood. 
B)  Genetics, not overeating, is responsible for obesity. 
C)  Obesity can result from an increase in the size and/or number of fat cells. 
D)  Many of the factors involved in obesity are inherited. 
E)  To lose weight, energy intake must be less than energy output.

Question 7

What is the best way to treat a peptic ulcer?

Accepted Answer

A)  Take antacids only. 
B)  Eat a low fat diet. 
C)  Drink milk to protect the stomach lining. 
D)  Eat a low fat diet and drink milk. 
E)  Take antacids and antibiotics. 
A)  Take antacids only. 
B)  Eat a low fat diet. 
C)  Drink milk to protect the stomach lining. 
D)  Eat a low fat diet and drink milk. 
E)  Take antacids and antibiotics.

Question 8

Dietary fiber that is not digested will be:

Accepted Answer

A)  egested. 
B)  ingested. 
C)  emulsified. 
D)  hydrolysed. 
E)  absorbed. 
A)  egested. 
B)  ingested. 
C)  emulsified. 
D)  hydrolysed. 
E)  absorbed.

Question 9

Peristalsis refers to waves of muscular contractions

Accepted Answer

A) True 
 B)False

Question 10

Figure 47-2   The chemical reaction in the accompanying figure occurs in the:

Accepted Answer

A)  stomach as the result of secretions from the pancreas. 
B)  small intestine as the result of secretions from the pancreas. 
C)  large intestine as the result of secretions from the small intestine. 
D)  stomach as the result of secretions from the stomach. 
E)  small intestine as the result of secretions from the liver. 
A)  stomach as the result of secretions from the pancreas. 
B)  small intestine as the result of secretions from the pancreas. 
C)  large intestine as the result of secretions from the small intestine. 
D)  stomach as the result of secretions from the stomach. 
E)  small intestine as the result of secretions from the liver.

Question 11

Explain why the liver has a major role in protein metabolism.

Accepted Answer

The liver helps maintain homeo

Question 12

Which statement about a complete digestive system is FALSE?

Accepted Answer

A)  It is characteristic of flatworms. 
B)  It is a tube with two openings. 
C)  Its regions are specialized to perform specific functions. 
D)  Food can be ingested while previously eaten food is being digested. 
E)  Food enters the mouth and is eliminated through the anus. 
A)  It is characteristic of flatworms. 
B)  It is a tube with two openings. 
C)  Its regions are specialized to perform specific functions. 
D)  Food can be ingested while previously eaten food is being digested. 
E)  Food enters the mouth and is eliminated through the anus.

Question 13

Which of the following enzymes digests starch?

Accepted Answer

A)  carboxypeptidase 
B)  amylase 
C)  trypsin 
D)  chymotrypsin 
E)  pepsin 
A)  carboxypeptidase 
B)  amylase 
C)  trypsin 
D)  chymotrypsin 
E)  pepsin

Question 14

Which of the following statements accurately describes the following reaction?

Accepted Answer

A)  enzymatic digestion of carbohydrates in the mouth by enzymes secreted by the salivary glands 
B)  enzymatic digestion of proteins in the stomach by enzymes secreted by the pancreas 
C)  enzymatic digestion of lipids in the stomach by enzymes secreted by the liver 
D)  enzymatic digestion of proteins in the small intestine by enzymes secreted by the pancreas 
E)  enzymatic digestion of lipids in the small intestine by enzymes secreted by the pancreas 
A)  enzymatic digestion of carbohydrates in the mouth by enzymes secreted by the salivary glands 
B)  enzymatic digestion of proteins in the stomach by enzymes secreted by the pancreas 
C)  enzymatic digestion of lipids in the stomach by enzymes secreted by the liver 
D)  enzymatic digestion of proteins in the small intestine by enzymes secreted by the pancreas 
E)  enzymatic digestion of lipids in the small intestine by enzymes secreted by the pancreas

Question 15

Pepsinogen catalyzes the hydrolysis of proteins to short polypeptides.

Accepted Answer

A) True 
 B)False

Question 16

A digestive system involving a(n) tube-within-a-tube is characteristic of Cnidarians.

Accepted Answer

A) True 
 B)False

Question 17

A chylomicron is a:

Accepted Answer

A)  hormone. 
B)  digestive enzyme. 
C)  protein-covered fat droplet. 
D)  component of bile. 
E)  component of fiber. 
A)  hormone. 
B)  digestive enzyme. 
C)  protein-covered fat droplet. 
D)  component of bile. 
E)  component of fiber.

Question 18

In the process of peristalsis:

Accepted Answer

A)  waves of muscular contractions force food down the digestive tract. 
B)  chemical digestion of food takes place in the digestive tract. 
C)  food is discharged from the bodies of unicellular animals. 
D)  digestion occurs intracellularly within food vacuoles. 
E)  digestion of food takes place outside the body of an animal. 
A)  waves of muscular contractions force food down the digestive tract. 
B)  chemical digestion of food takes place in the digestive tract. 
C)  food is discharged from the bodies of unicellular animals. 
D)  digestion occurs intracellularly within food vacuoles. 
E)  digestion of food takes place outside the body of an animal.

Question 19

Chyme flows directly from the jejunum into the:

Accepted Answer

A)  duodenum. 
B)  stomach. 
C)  ileum. 
D)  esophagus. 
E)  rectum. 
A)  duodenum. 
B)  stomach. 
C)  ileum. 
D)  esophagus. 
E)  rectum.

Question 20

Trypsin and chymotrypsin are secreted by the pancreas .

Accepted Answer

A) True 
 B)False

Exam 47: Processing Food and Nutrition

When food distends the stomach, the hormone ____ is produced, which stimulates the gastric glands.

When ____ reaches the stomach, it is inactivated by the low pH.

Immediately outside the pulp cavity of a tooth is the:

In a tube-within-a-tube body plan, what forms the outer tube?

Which statement about obesity is FALSE?

What is the best way to treat a peptic ulcer?

Dietary fiber that is not digested will be:

Peristalsis refers to waves of muscular contractions

Figure 47-2 The chemical reaction in the accompanying figure occurs in the:

Explain why the liver has a major role in protein metabolism.

Which statement about a complete digestive system is FALSE?

Which of the following enzymes digests starch?

Which of the following statements accurately describes the following reaction?

Pepsinogen catalyzes the hydrolysis of proteins to short polypeptides.

A digestive system involving a(n) tube-within-a-tube is characteristic of Cnidarians.

A chylomicron is a:

In the process of peristalsis:

Chyme flows directly from the jejunum into the:

Trypsin and chymotrypsin are secreted by the pancreas .

A View of Life

Atoms and Molecules the Chemical Basis of Life

The Chemistry of Life Organic Compounds

Organization of the Cell

Biological Membranes

Cell Communication

Energy and Metabolism

How Cells Make Atp Energy-Releasing Pathways

Photosynthesis Capturing Light Energy

Chromosomes, Mitosis, and Meiosis

The Basic Principles of Heredity

Dna the Carrier of Genetic Information

Gene Expression

Gene Regulation

Dna Technology and Genomics

Human Genetics and the Human Genome

Developmental Genetics

Introduction to Darwinian Evolution

Evolutionary Change in Populations

Speciation and Macroevolution

The Origin and Evolutionary History of Life

The Evolution of Primates

Understanding Diversity Systematics

Viruses and Subviral Agents

Bacteria and Archaea

Protists

Seedless Plants

Seed Plants

The Fungi

An Introduction to Animal Diversity

Sponges, Cnidarians, Ctenophores, and Protostomes

The Deuterostomes

Plant Structure Growth and Development

Leaf Structure and Function

Stem Structure and Transport

Roots and Mineral Nutrition

Reproduction in Flowering Plants

Plant Developmental Responses to External and Internal Signals

Animal Structure and Function an Introduction

Protection Support and Movement

Neural Signaling

Neural Regulation

Sensory Systems

Internal Transport

The Immune System Internal Defense

Gas Exchange

Osmoregulation and Disposal of Metabolic Wastes

Endocrine Regulation

Reproduction

Animal Development

Animal Behavior

Introduction to Ecology Population Ecology

Community Ecology

Ecosystems and the Biosphere

Ecology and the Geography of Life

Biological Diversity and Conservation Biology

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