Question 1

A major function of the large intestine is

Accepted Answer

A) absorption of proteins. 
B) reabsorption of water. 
C) secretion of minerals. 
D) digestion of carbohydrates. 
E) digestion of fats. 
A) absorption of proteins. 
B) reabsorption of water. 
C) secretion of minerals. 
D) digestion of carbohydrates. 
E) digestion of fats.

Question 2

The chemical and/or mechanical breakdown of food into particles that can be absorbed by individual cells is called

Accepted Answer

A) digestion. 
B) nutrition. 
C) rumination. 
D) regurgitation. 
E) assimilation. 
A) digestion. 
B) nutrition. 
C) rumination. 
D) regurgitation. 
E) assimilation.

Question 3

Which of the following explains why a loss of biosynthetic ability can be beneficial to an animal?

Accepted Answer

A) Once an animal obtains essential nutrients in its diet it can afford to lose the ability to synthesize those molecules. 
B) Loss of biosynthetic ability confers a selective advantage to an animal. 
C) As the diet of an animal became more varied, it loses its ability to synthesize available molecules such as amino acids. 
D) All of the above are correct answers. 
A) Once an animal obtains essential nutrients in its diet it can afford to lose the ability to synthesize those molecules. 
B) Loss of biosynthetic ability confers a selective advantage to an animal. 
C) As the diet of an animal became more varied, it loses its ability to synthesize available molecules such as amino acids. 
D) All of the above are correct answers.

Question 4

Vitamin E is also known as

Accepted Answer

A) tocopherol. 
B) phylloquinone. 
C) retinol. 
D) riboflavin. 
E) niacin. 
A) tocopherol. 
B) phylloquinone. 
C) retinol. 
D) riboflavin. 
E) niacin.

Question 5

Which of the following would be expected to have the longest small intestine relative to body size?

Accepted Answer

A) a lion 
B) a rabbit 
C) a human 
D) a tiger 
E) a wolf 
A) a lion 
B) a rabbit 
C) a human 
D) a tiger 
E) a wolf

Question 6

The characteristic movement of the small and large intestines that mixes the nutrients with digestive secretions is called

Accepted Answer

A) peristalsis. 
B) ciliation. 
C) segmentation. 
D) rumination. 
E) dilation. 
A) peristalsis. 
B) ciliation. 
C) segmentation. 
D) rumination. 
E) dilation.

Question 7

With respect to their feeding habits,vampire bats are unusual because they are

Accepted Answer

A) herbivores. 
B) deposit feeders. 
C) fluid feeders. 
D) omnivores. 
E) suspension feeders. 
A) herbivores. 
B) deposit feeders. 
C) fluid feeders. 
D) omnivores. 
E) suspension feeders.

Question 8

The sequential muscular contractions that move nutrients along the digestive tract are called

Accepted Answer

A) peristalsis. 
B) digestion. 
C) defecation. 
D) mechanation. 
E) rumination. 
A) peristalsis. 
B) digestion. 
C) defecation. 
D) mechanation. 
E) rumination.

Question 9

An incomplete digestive tract is found in

Accepted Answer

A) aschelminths. 
B) bivalve molluscs. 
C) cnidarians. 
D) insects. 
E) lampreys. 
A) aschelminths. 
B) bivalve molluscs. 
C) cnidarians. 
D) insects. 
E) lampreys.

Question 10

Vitamin B6 is also known as

Accepted Answer

A) cyanocobalamin. 
B) folate. 
C) biotin. 
D) pyridoxine. 
E) thiamin. 
A) cyanocobalamin. 
B) folate. 
C) biotin. 
D) pyridoxine. 
E) thiamin.

Question 11

The ring of muscle located between the stomach and the small intestine is the

Accepted Answer

A) hepatic sphincter. 
B) cardiac sphincter. 
C) gastric sphincter. 
D) ileocecal sphincter. 
E) pyloric sphincter. 
A) hepatic sphincter. 
B) cardiac sphincter. 
C) gastric sphincter. 
D) ileocecal sphincter. 
E) pyloric sphincter.

Question 12

The tongue of some frogs and salamanders is unique in that it can be rapidly projected to capture an insect.

Accepted Answer

A) True 
 B)False

Exam 27: Nutrition and Digestion

A major function of the large intestine is

The chemical and/or mechanical breakdown of food into particles that can be absorbed by individual cells is called

Which of the following explains why a loss of biosynthetic ability can be beneficial to an animal?

Vitamin E is also known as

Which of the following would be expected to have the longest small intestine relative to body size?

The characteristic movement of the small and large intestines that mixes the nutrients with digestive secretions is called

With respect to their feeding habits,vampire bats are unusual because they are

The sequential muscular contractions that move nutrients along the digestive tract are called

An incomplete digestive tract is found in

Vitamin B6 is also known as

The ring of muscle located between the stomach and the small intestine is the

The tongue of some frogs and salamanders is unique in that it can be rapidly projected to capture an insect.

Zoology: an Evolutionary and Ecological Perspective

Cells, tissues, organs, and Organ Systems of Animals

Cell Division and Inheritance

Evolution: History and Evidence

Evolution and Gene Frequencies

Ecology: Preserving the Animal Kingdom

Animal Taxonomy, phylogeny, and Organization

Animal-Like Protists: the Protozoa

Multicellular and Tissue Levels of Organization

The Smaller Lophotrochozoan Phyla

Molluscan Success

Annelida: the Metameric Body Form

The Smaller Ecdysozoan Phyla

The Arthropods: Blueprint for Success

The Pancrustacea: Crustacea and Hexapoda

Ambulacraria: Echinoderms and Hemichordates

Chordata: Urochordata and Cephalochordata

The Fishes: Vertebrate Success in Water

Amphibians: the First Terrestrial Vertebrates

Reptiles: Diapsid Amniotes

Birds: Reptiles by Another Name

Mammals: Synapsid Amniotes

Protection, support, and Movement

Communication I: Nervous and Sensory Systems

Communication II: the Endocrine System and Chemical Messengers

Circulation and Gas Exchange

Temperature and Body Fluid Regulation

Reproduction and Development

Filters

Vitamin B₆ is also known as