Question 1

Where does most absorption in the human body take place?

Accepted Answer

A) in the liver 
B) in the stomach 
C) in the small intestine 
D) in the large intestine 
A) in the liver 
B) in the stomach 
C) in the small intestine 
D) in the large intestine

Question 2

Which sequence presents the five steps of digestion in an upper-level animal in the proper order?

Accepted Answer

A) mechanical processing, secretion of enzymes, absorption, enzymatic hydrolysis, elimination 
B) mechanical processing, absorption, secretion of enzymes, enzymatic hydrolysis, elimination 
C) mechanical processing, secretion of enzymes, enzymatic hydrolysis, absorption, elimination 
D) absorption, enzymatic hydrolysis, mechanical processing, secretion of enzymes, elimination 
A) mechanical processing, secretion of enzymes, absorption, enzymatic hydrolysis, elimination 
B) mechanical processing, absorption, secretion of enzymes, enzymatic hydrolysis, elimination 
C) mechanical processing, secretion of enzymes, enzymatic hydrolysis, absorption, elimination 
D) absorption, enzymatic hydrolysis, mechanical processing, secretion of enzymes, elimination

Question 3

Which enzyme is matched correctly with the substance it digests?

Accepted Answer

A) pancreatic amylase: fats 
B) pepsin: proteins 
C) salivary amylase: fats 
D) trypsin: fats 
A) pancreatic amylase: fats 
B) pepsin: proteins 
C) salivary amylase: fats 
D) trypsin: fats

Question 4

Where is the pancreas located?

Accepted Answer

A) between the liver and the small intestine 
B) between the stomach and the small intestine 
C) between the stomach and the liver 
D) between the gallbladder and the liver 
A) between the liver and the small intestine 
B) between the stomach and the small intestine 
C) between the stomach and the liver 
D) between the gallbladder and the liver

Question 5

What is the primary function of the large intestine?

Accepted Answer

A) to absorb water 
B) to complete the digestion of fats 
C) to complete the digestion of protein 
D) to absorb nutrients 
A) to absorb water 
B) to complete the digestion of fats 
C) to complete the digestion of protein 
D) to absorb nutrients

Question 6

Which of the following may result in muscular weakness?

Accepted Answer

A) deficiencies in phosphorus and calcium 
B) deficiencies in iodine and iron 
C) deficiencies in iron and manganese 
D) deficiencies in phosphorus and potassium 
A) deficiencies in phosphorus and calcium 
B) deficiencies in iodine and iron 
C) deficiencies in iron and manganese 
D) deficiencies in phosphorus and potassium

Question 7

Which part of a bird's digestive system contains sand and rocks to aid in mechanical digestion?

Accepted Answer

A) the pharynx 
B) the crop 
C) the proventriculus 
D) the gizzard 
A) the pharynx 
B) the crop 
C) the proventriculus 
D) the gizzard

Question 8

The "small" in the small intestine refers to its length.

Accepted Answer

A) True 
 B)False

Question 9

Which process in the human digestive system best illustrates mechanical digestion?

Accepted Answer

A) absorption 
B) chewing 
C) pepsin activity 
D) amylase activity 
A) absorption 
B) chewing 
C) pepsin activity 
D) amylase activity

Question 10

An anglerfish has a bioluminescent skin.

Accepted Answer

A) True 
 B)False

Question 11

Some flatworms feed on termites, but are not always successful. Which of the following procedures do they use to solve this problem?

Accepted Answer

A) They position themselves to chemically attract termites and use their head with mucus and suction to capture termites. 
B) They position themselves to visually attract termites and use their head with mucus and suction to capture termites. 
C) They position themselves to visually attract termites and use their whole body with mucus and suction to capture termites. 
D) They position themselves to chemically attract termites and use their whole body with mucus and suction to capture termites. 
A) They position themselves to chemically attract termites and use their head with mucus and suction to capture termites. 
B) They position themselves to visually attract termites and use their head with mucus and suction to capture termites. 
C) They position themselves to visually attract termites and use their whole body with mucus and suction to capture termites. 
D) They position themselves to chemically attract termites and use their whole body with mucus and suction to capture termites.

Question 12

Which animal has a double digestive opening?

Accepted Answer

A) coral 
B) a flatworm 
C) an earthworm 
D) a hydra 
A) coral 
B) a flatworm 
C) an earthworm 
D) a hydra

Question 13

Which statement describes the large intestine in the human digestive tract?

Accepted Answer

A) The large intestine does not contain villi, and is smaller in diameter and longer in length than the small intestine. 
B) The large intestine does not contain villi, and is larger in diameter and smaller in length than the small intestine. 
C) The large intestine contains villi, and is smaller in diameter and longer in length than the small intestine. 
D) The large intestine does not contain villi, and is larger in diameter and longer in length than the small intestine. 
A) The large intestine does not contain villi, and is smaller in diameter and longer in length than the small intestine. 
B) The large intestine does not contain villi, and is larger in diameter and smaller in length than the small intestine. 
C) The large intestine contains villi, and is smaller in diameter and longer in length than the small intestine. 
D) The large intestine does not contain villi, and is larger in diameter and longer in length than the small intestine.

Question 14

Which of the following is the function of the liver?

Accepted Answer

A) It detoxifies toxic substances. 
B) It produces amylase. 
C) It synthesizes insulin. 
D) It makes food using energy. 
A) It detoxifies toxic substances. 
B) It produces amylase. 
C) It synthesizes insulin. 
D) It makes food using energy.

Question 15

What is the cause of most peptic ulcers?

Accepted Answer

A) lactose intolerance 
B) heartburn 
C) bacteria 
D) malnutrition 
A) lactose intolerance 
B) heartburn 
C) bacteria 
D) malnutrition

Question 16

Which of the following acts as an emulsifier?

Accepted Answer

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

Question 17

Which pair includes animals that are both classified as suspension feeders?

Accepted Answer

A) lampreys and rabbits 
B) whales and clams 
C) clams and aphids 
D) aphids and whales 
A) lampreys and rabbits 
B) whales and clams 
C) clams and aphids 
D) aphids and whales

Question 18

Predatory planarians may release poisonous secretion, adhesive mucus, and digestive fluid from their pharynges.

Accepted Answer

A) True 
 B)False

Question 19

Which of the following groups consume animals?

Accepted Answer

A) herbivores only 
B) omnivores and herbivores 
C) carnivores and omnivores 
D) carnivores only 
A) herbivores only 
B) omnivores and herbivores 
C) carnivores and omnivores 
D) carnivores only

Question 20

Accessory structures in humans contribute to digestion, but food does not actually pass through them. Name all of the accessory structures and the major digestive substances that they produce.

Accepted Answer

salivary glands-salivary amyla

Exam 48: Animal Nutrition

Where does most absorption in the human body take place?

Which sequence presents the five steps of digestion in an upper-level animal in the proper order?

Which enzyme is matched correctly with the substance it digests?

Where is the pancreas located?

What is the primary function of the large intestine?

Which of the following may result in muscular weakness?

Which part of a bird's digestive system contains sand and rocks to aid in mechanical digestion?

The "small" in the small intestine refers to its length.

Which process in the human digestive system best illustrates mechanical digestion?

An anglerfish has a bioluminescent skin.

Some flatworms feed on termites, but are not always successful. Which of the following procedures do they use to solve this problem?

Which animal has a double digestive opening?

Which statement describes the large intestine in the human digestive tract?

Which of the following is the function of the liver?

What is the cause of most peptic ulcers?

Which of the following acts as an emulsifier?

Which pair includes animals that are both classified as suspension feeders?

Predatory planarians may release poisonous secretion, adhesive mucus, and digestive fluid from their pharynges.

Which of the following groups consume animals?

Accessory structures in humans contribute to digestion, but food does not actually pass through them. Name all of the accessory structures and the major digestive substances that they produce.

Light and Life

The Cell: an Overview

Defining Life and Its Origins

Energy and Enzymes

Cell Membranes and Signalling

Cellular Respiration

Photosynthesis

Cell Cycles

Genetic Recombination

Mendel, Genes, and Inheritance

Genes, Chromosomes, and Human Genetics

Dna Structure, Replication, and Organization

Gene Structure and Expression

Control of Gene Expression

Dna Technologies

Genomes and Proteomes

Evolution: the Development of the Theory

Microevolution: Changes Within Populations

Species and Macroevolution

Understanding the History of Life on Earth

Humans and Evolution

Bacteria and Archaea

Viruses, Viroids, and Prions: Infectious Biological Particles

Protists

Fungi

Plants

Diversity of Animals 1: Sponges, Radiata, Platyhelminthes, and Protostomes

Diversity of Animals 2: Deuterostomes: Vertebrates and Their Closest Relatives

Population Ecology

Population Interactions and Community Ecology

Ecosystems

Conservation of Biodiversity

Putting Selection to Work

Organization of the Plant Body

Transport in Plants

Reproduction and Development in Flowering Plants

Plant Nutrition

Plant Signals and Responses to the Environment

Introduction to Animal Organization and Physiology

Transport in Animals: the Circulatory System

Reproduction in Animals

Animal Development

Control of Animal Processes: Neural Control

Control of Animal Processes: Neural Control

Control of Animal Processes: Neural Integration

Muscles, Skeletons, and Body Movements

Animal Behaviour

Gas Exchange: the Respiratory System

Regulating the Internal Environment

Defences Against Disease

Conservation and Evolutionary Physiology

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