Question 1

Gastric juice contains both hydrochloric acid and ____________.

Accepted Answer

The answer of Gastric juice contains both hydrochloric acid and...

Question 2

What is the difference between fat-soluble and water-soluble vitamins? How does this affect the dosage recommended for human consumption?

Accepted Answer

Fat-soluble and water-soluble vitamins d

Question 3

Starches are digested to _______,which is/are converted to ______ in the liver,which is/are broken down to be released as _______ in the blood,respectively.

Accepted Answer

A) glucose,glycogen,glucose 
B) glucose,amino acids,glucose 
C) glycogen,glucose,glucose 
D) amino acids,glucose,glycogen 
E) glucose,glycogen,glycogen 
A) glucose,glycogen,glucose 
B) glucose,amino acids,glucose 
C) glycogen,glucose,glucose 
D) amino acids,glucose,glycogen 
E) glucose,glycogen,glycogen

Question 4

The distinction between segmentation and peristalsis (as digestive processes)is mainly

Accepted Answer

A) separating versus rejoining lumps of food. 
B) forward movement versus backward movement. 
C) holding useful food versus moving wastes along. 
D) dividing and squeezing contents of the intestine in one place versus moving food along. 
E) before versus after saliva is added. 
A) separating versus rejoining lumps of food. 
B) forward movement versus backward movement. 
C) holding useful food versus moving wastes along. 
D) dividing and squeezing contents of the intestine in one place versus moving food along. 
E) before versus after saliva is added.

Question 5

Compare and contrast the feeding strategies of suspension feeders versus filter feeders.

Accepted Answer

Suspension feeders and filter feeders ar

Question 6

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 is 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 is correct.

Question 7

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 8

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

Question 9

Vitamins are

Accepted Answer

A) complex proteins. 
B) required in large amounts. 
C) a ready source of energy. 
D) associated with some enzymes and function as coenzymes. 
E) All of the choices are correct. 
A) complex proteins. 
B) required in large amounts. 
C) a ready source of energy. 
D) associated with some enzymes and function as coenzymes. 
E) All of the choices are correct.

Question 10

Digestive enzymes

Accepted Answer

A) are hydrolases. 
B) break chemical bonds by adding water across them. 
C) break specific bonds. 
D) All of the choices are correct. 
E) None of the choices is correct. 
A) are hydrolases. 
B) break chemical bonds by adding water across them. 
C) break specific bonds. 
D) All of the choices are correct. 
E) None of the choices is correct.

Question 11

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 12

Is the fact that humans are classified as omnivores supported by the fact that humans are heterodonts?

Accepted Answer

Yes, the fact that humans are classified

Question 13

Describe the major compartments and functions of the human digestive system,beginning with the tongue and pharynx.

Accepted Answer

The human digestive system is a complex

Question 14

Canine teeth are adapted for seizing and piercing prey and then _________ meat.

Accepted Answer

The answer of Canine teeth are adapted for seizing and...

Question 15

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 is 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 is correct.

Question 16

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

Question 17

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 18

The liver produces bile,which functions to

Accepted Answer

A) eliminate particles of dead red blood cells. 
B) help emulsify or break down fats for digestion. 
C) color the feces. 
D) All of the choices are liver functions. 
E) None of the choices is correct. 
A) eliminate particles of dead red blood cells. 
B) help emulsify or break down fats for digestion. 
C) color the feces. 
D) All of the choices are liver functions. 
E) None of the choices is correct.

Question 19

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

Question 20

The main function of the esophagus is to

Accepted Answer

A) digest proteins. 
B) digest carbohydrates. 
C) transport food from the small intestine to the large intestine. 
D) transport food from the mouth to the stomach. 
E) transport food from the stomach to the large intestine. 
A) digest proteins. 
B) digest carbohydrates. 
C) transport food from the small intestine to the large intestine. 
D) transport food from the mouth to the stomach. 
E) transport food from the stomach to the large intestine.

Exam 32: Digestion and Nutrition

Gastric juice contains both hydrochloric acid and ____________.

What is the difference between fat-soluble and water-soluble vitamins? How does this affect the dosage recommended for human consumption?

Starches are digested to _______,which is/are converted to ______ in the liver,which is/are broken down to be released as _______ in the blood,respectively.

The distinction between segmentation and peristalsis (as digestive processes)is mainly

Compare and contrast the feeding strategies of suspension feeders versus filter feeders.

Fat absorption differs from other foods because its breakdown products are

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

Which of the following absorb water and ions in insects?

Vitamins are

Digestive enzymes

When a food molecule is split by a digestive enzyme

Is the fact that humans are classified as omnivores supported by the fact that humans are heterodonts?

Describe the major compartments and functions of the human digestive system,beginning with the tongue and pharynx.

Canine teeth are adapted for seizing and piercing prey and then _________ meat.

In the small intestine

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.

What is the role of HCl in the stomach?

The liver produces bile,which functions to

Villi serve to

The main function of the esophagus is to

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

Architectual Pattern of an Animal

Taxonomy and Phylogeny of Animals

Unicellular Eukaryotes

Sponges and Placozoans

Cnidarians and Ctenophores

Acoelomorpha, Platyzoa, and Mesozoa

Polyzoa and Kryptrochozoa

Molluscs

Annelids and Allied Taxa

Smaller Ecdysozoans

Trilobites, Chelicerates, and Myriapods

Crustaceans

Hexapods

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 Distribution

Animal Ecology

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Starches are digested to _,which is/are converted to in the liver,which is/are broken down to be released as ___ in the blood,respectively.