Question 1

The end products of fat digestion are

Accepted Answer

A)  simple sugars. 
B)  amino acids. 
C)  only long chain fatty acids. 
D)  fatty acids and glycerol and monoglycerides. 
E)  water and carbon dioxide. 
A)  simple sugars. 
B)  amino acids. 
C)  only long chain fatty acids. 
D)  fatty acids and glycerol and monoglycerides. 
E)  water and carbon dioxide.

Question 2

Food is prevented from entering the trachea by the

Accepted Answer

A)  pharynx. 
B)  uvula. 
C)  epiglottis. 
D)  glottis. 
E)  soft palate. 
A)  pharynx. 
B)  uvula. 
C)  epiglottis. 
D)  glottis. 
E)  soft palate.

Question 3

List the hormones involved in the regulation of digestion.

Accepted Answer

The process of digestion is regulated by

Question 4

Which represents the proper sequence of teeth from the front to the back of a mammal's mouth if all are present?

Accepted Answer

A)  Incisors, canines, molars, premolars 
B)  Incisors, canines, premolars, molars 
C)  Canines, incisors, premolars, molars 
D)  Canines, incisors, molars, premolars 
E)  Incisors, premolars, canines, molar 
A)  Incisors, canines, molars, premolars 
B)  Incisors, canines, premolars, molars 
C)  Canines, incisors, premolars, molars 
D)  Canines, incisors, molars, premolars 
E)  Incisors, premolars, canines, molar

Question 5

The feces of a horse are rather dry and fiber laden while the feces of a cow are diarrheic and eventually dry into a "cowpie." Why would the feces of two animals grazing on the same pasture be so different in water content?

Accepted Answer

The difference in water content in the f

Question 6

Salivary amylase would begin the digestion of

Accepted Answer

A)  fats. 
B)  milk. 
C)  starches. 
D)  proteins. 
E)  All of the choices would begin to digest. 
A)  fats. 
B)  milk. 
C)  starches. 
D)  proteins. 
E)  All of the choices would begin to digest.

Question 7

What is the role of HCl in the stomach?

Accepted Answer

A)  symptom of a digestive disorder. 
B)  only to cause stomach ulcers. 
C)  digestive enzyme that hydrolyzes fats. 
D)  aids in the digestion of starch. 
E)  activates the digestive enzyme pepsinogen, a precursor to pepsin. 
A)  symptom of a digestive disorder. 
B)  only to cause stomach ulcers. 
C)  digestive enzyme that hydrolyzes fats. 
D)  aids in the digestion of starch. 
E)  activates the digestive enzyme pepsinogen, a precursor to pepsin.

Question 8

In the small intestine

Accepted Answer

A)  food is digested and the nutrients are absorbed. 
B)  there is no digestion, but nutrients are absorbed. 
C)  mostly water is absorbed. 
D)  considerable bacterial action occurs on the food. 
E)  None of the choices are correct. 
A)  food is digested and the nutrients are absorbed. 
B)  there is no digestion, but nutrients are absorbed. 
C)  mostly water is absorbed. 
D)  considerable bacterial action occurs on the food. 
E)  None of the choices are correct.

Question 9

Digestion in the small intestine is accomplished by enzymes produced by the intestine and the ________.

Accepted Answer

The answer of Digestion in the small intestine is accomplished...

Question 10

The diet of animals must include carbohydrates,proteins,fats,water,mineral salts,and ___________.

Accepted Answer

The answer of The diet of animals must include carbohydrates,proteins,fats,water,mineral...

Question 11

Which of these do the pancreatic enzymes digest?

Accepted Answer

A)  proteins. 
B)  carbohydrates. 
C)  lipids. 
D)  All of these choices are correct. 
E)  The pancreatic enzymes do not digest any of these molecules. 
A)  proteins. 
B)  carbohydrates. 
C)  lipids. 
D)  All of these choices are correct. 
E)  The pancreatic enzymes do not digest any of these molecules.

Question 12

Vitamins are classified based on

Accepted Answer

A)  whether they affect carbohydrates or proteins. 
B)  how much they are required. 
C)  the amount of energy they contain. 
D)  whether they are water or fat soluble. 
E)  None of the choices are correct. 
A)  whether they affect carbohydrates or proteins. 
B)  how much they are required. 
C)  the amount of energy they contain. 
D)  whether they are water or fat soluble. 
E)  None of the choices are correct.

Question 13

Which of the following absorb water and ions in insects?

Accepted Answer

A)  Typhlosole 
B)  Malpighian tubules 
C)  Micelles 
D)  Rectal glands 
E)  None of the choices are correct 
A)  Typhlosole 
B)  Malpighian tubules 
C)  Micelles 
D)  Rectal glands 
E)  None of the choices are correct

Question 14

An egg-eating snake carefully retracts its teeth and engulfs a bird egg whole.Once it has completely closed its mouth,it can then break the eggshell internally and let the liquid contents move down the digestive tract.To avoid having the sharp pieces of eggshell proceed to the stomach,it must regurgitate them before they pass the

Accepted Answer

A)  small intestine. 
B)  epiglottis. 
C)  cardiac sphincter. 
D)  pyloric sphincter. 
E)  esophagus. 
A)  small intestine. 
B)  epiglottis. 
C)  cardiac sphincter. 
D)  pyloric sphincter. 
E)  esophagus.

Question 15

Secretin functions to stimulate the

Accepted Answer

A)  release of bile to hydrolyze proteins. 
B)  release of alkaline pancreatic juices to neutralize stomach acid in the small intestine. 
C)  release of gastrin. 
D)  release of CCK. 
E)  pituitary to control the pancreas. 
A)  release of bile to hydrolyze proteins. 
B)  release of alkaline pancreatic juices to neutralize stomach acid in the small intestine. 
C)  release of gastrin. 
D)  release of CCK. 
E)  pituitary to control the pancreas.

Question 16

Villi serve to

Accepted Answer

A)  produce enzymes and absorb nutrients. 
B)  secrete bile. 
C)  produce antibodies. 
D)  synthesize vitamins. 
E)  None of the choices are correct. 
A)  produce enzymes and absorb nutrients. 
B)  secrete bile. 
C)  produce antibodies. 
D)  synthesize vitamins. 
E)  None of the choices are correct.

Question 17

When a food molecule is split by a digestive enzyme

Accepted Answer

A)  water is produced. 
B)  water is used. 
C)  proteins are produced. 
D)  food calories are produced. 
E)  simple sugars are broken apart. 
A)  water is produced. 
B)  water is used. 
C)  proteins are produced. 
D)  food calories are produced. 
E)  simple sugars are broken apart.

Question 18

Fat absorption differs from other foods because its breakdown products are

Accepted Answer

A)  formed in the large intestine. 
B)  absorbed directly into the blood. 
C)  absorbed into the lacteals before entering into the lymphatic system. 
D)  absorbed only when glucose is not present. 
E)  None of the choices are correct. 
A)  formed in the large intestine. 
B)  absorbed directly into the blood. 
C)  absorbed into the lacteals before entering into the lymphatic system. 
D)  absorbed only when glucose is not present. 
E)  None of the choices are correct.

Question 19

Both nerves and hormones serve in biological communication,but they carry out different functions.Which of the follow best describes the relationship of nerves and hormones?

Accepted Answer

A)  any organic debris in the ocean. 
B)  plant and animal microorganisms drifting in the ocean. 
C)  a group of filter-feeding microorganisms. 
D)  oceanic bacteria. 
E)  seaweed. 
A)  any organic debris in the ocean. 
B)  plant and animal microorganisms drifting in the ocean. 
C)  a group of filter-feeding microorganisms. 
D)  oceanic bacteria. 
E)  seaweed.

Question 20

Discuss the current evidence that the increase in fast food meals,larger portion sizes,and more sedentary life style is positively correlated with the prevalence of obesity in developed countries such as the USA.

Accepted Answer

There is a significant amount of evidenc

Exam 32: Digestion and Nutrition

The end products of fat digestion are

Food is prevented from entering the trachea by the

List the hormones involved in the regulation of digestion.

Which represents the proper sequence of teeth from the front to the back of a mammal's mouth if all are present?

The feces of a horse are rather dry and fiber laden while the feces of a cow are diarrheic and eventually dry into a "cowpie." Why would the feces of two animals grazing on the same pasture be so different in water content?

Salivary amylase would begin the digestion of

What is the role of HCl in the stomach?

In the small intestine

Digestion in the small intestine is accomplished by enzymes produced by the intestine and the ________.

The diet of animals must include carbohydrates,proteins,fats,water,mineral salts,and ___________.

Which of these do the pancreatic enzymes digest?

Vitamins are classified based on

Which of the following absorb water and ions in insects?

Secretin functions to stimulate the

Villi serve to

When a food molecule is split by a digestive enzyme

Fat absorption differs from other foods because its breakdown products are

Both nerves and hormones serve in biological communication,but they carry out different functions.Which of the follow best describes the relationship of nerves and hormones?

Discuss the current evidence that the increase in fast food meals,larger portion sizes,and more sedentary life style is positively correlated with the prevalence of obesity in developed countries such as the USA.

Life: Biological Principles and the Science of Zoology

The Origin and Chemistry of Life

Cells As Units of Life

Cellular Metabolism

Genetics: a Review

Organic Evolution

The Reproductive Process

Principles of Development

Architectural Pattern of an Animal

Taxonomy and Phylogeny of Animals

Unicellular Eukaryotes

Sponges and Placozoans

Radiate Animals

Acoelomorpha,Platyzoa,and Mesozoa

Polyzoa and Kryptrochozoa

Molluscs

Annelids and Allied Taxa

Smaller Ecdysozoans

Trilobites, Chelicerates, and Myriapods

Crustaceans

Support, Protection, and Movement

Chaetognaths, Echinoderms, and Hemichordates

Chordates

Fishes

Early Tetrapods and Modern Amphibians

Amniote Origins and Nonavian Reptiles

Birds

Mammals

Support, protection, and Movement

Homeostasis: Osmotic Regulation, Excretion, and Temperature Regulation

Homeostasis: Internal Fluids and Respiration

Nervous Coordination: Nervous System and Sense Organs

Chemical Coordination: Endocrine System

Immunity

Animal Behavior

Animal Distributions

Animal Ecology

Filters