Question 1

The ability of the blood to transport oxygen is greatly reduced in individuals who have a dietary deficiency of this mineral.

Accepted Answer

A)  Iron 
B)  Sodium 
C)  Calcium 
D)  Potassium 
E)  Zinc 
A)  Iron 
B)  Sodium 
C)  Calcium 
D)  Potassium 
E)  Zinc

Question 2

The symptoms of pellagra are due to a lack of

Accepted Answer

A)  riboflavin. 
B)  niacin. 
C)  pantothenic acid. 
D)  pyridoxine. 
E)  thiamin. 
A)  riboflavin. 
B)  niacin. 
C)  pantothenic acid. 
D)  pyridoxine. 
E)  thiamin.

Question 3

The pH of the digestive tract is

Accepted Answer

A)  high throughout. 
B)  basic in the stomach and acidic throughout the rest of the tract. 
C)  neutral throughout. 
D)  acidic in the stomach and neutral in the intestines. 
E)  low throughout. 
A)  high throughout. 
B)  basic in the stomach and acidic throughout the rest of the tract. 
C)  neutral throughout. 
D)  acidic in the stomach and neutral in the intestines. 
E)  low throughout.

Question 4

The amount of energy needed to raise the temperature of 1 gram of water by 1°C is called

Accepted Answer

A)  the basal energy quotient. 
B)  a calorie. 
C)  the resting metabolic rate. 
D)  a Calorie. 
E)  the body mass index. 
A)  the basal energy quotient. 
B)  a calorie. 
C)  the resting metabolic rate. 
D)  a Calorie. 
E)  the body mass index.

Question 5

If you take an antibiotic by mouth for a long period of time, you may become deficient in certain vitamins. How can this be true?

Accepted Answer

The antibiotic kills off the normal bact

Question 6

An anorexic person

Accepted Answer

A)  is usually treated with antibiotics. 
B)  is usually overweight. 
C)  eats very little food. 
D)  eats a meal and then vomits. 
E)  has a bacterial infection in the stomach. 
A)  is usually treated with antibiotics. 
B)  is usually overweight. 
C)  eats very little food. 
D)  eats a meal and then vomits. 
E)  has a bacterial infection in the stomach.

Question 7

Name the six major categories of animal nutrients.

Accepted Answer

lipids, carbohydrate

Question 8

Ruminants

Accepted Answer

A)  rely on a muscular gizzard to grind their food. 
B)  harbor symbiotic microorganisms that digest cellulose. 
C)  are obligate meat- eaters, or carnivores. 
D)  have a two- chambered stomach. 
E)  have a very short small intestine. 
A)  rely on a muscular gizzard to grind their food. 
B)  harbor symbiotic microorganisms that digest cellulose. 
C)  are obligate meat- eaters, or carnivores. 
D)  have a two- chambered stomach. 
E)  have a very short small intestine.

Question 9

Bile aids in fat digestion by

Accepted Answer

A)  removing the fatty acid chains from the glycerol. 
B)  acting directly as a lipid- digesting enzyme. 
C)  converting lipids to proteins, which can then be digested by proteases. 
D)  breaking fat into small fat droplets that can then be digested by enzymes. 
A)  removing the fatty acid chains from the glycerol. 
B)  acting directly as a lipid- digesting enzyme. 
C)  converting lipids to proteins, which can then be digested by proteases. 
D)  breaking fat into small fat droplets that can then be digested by enzymes.

Question 10

Which of the following contains indigestible fiber, mucus, and dead microorganisms that are eliminated from the body?

Accepted Answer

A)  Feces 
B)  Chyme 
C)  Pancreatic juice 
D)  Bile 
E)  Ghrelin 
A)  Feces 
B)  Chyme 
C)  Pancreatic juice 
D)  Bile 
E)  Ghrelin

Question 11

Which of the following regions of the digestive tract exhibits segmentation movements as well as peristalsis?

Accepted Answer

A)  Small intestine 
B)  Esophagus 
C)  Anus 
D)  Rectum 
E)  Stomach 
A)  Small intestine 
B)  Esophagus 
C)  Anus 
D)  Rectum 
E)  Stomach

Exam 35: Nutrition and Digestion

The ability of the blood to transport oxygen is greatly reduced in individuals who have a dietary deficiency of this mineral.

The symptoms of pellagra are due to a lack of

The pH of the digestive tract is

The amount of energy needed to raise the temperature of 1 gram of water by 1°C is called

If you take an antibiotic by mouth for a long period of time, you may become deficient in certain vitamins. How can this be true?

An anorexic person

Name the six major categories of animal nutrients.

Ruminants

Bile aids in fat digestion by

Which of the following contains indigestible fiber, mucus, and dead microorganisms that are eliminated from the body?

Which of the following regions of the digestive tract exhibits segmentation movements as well as peristalsis?

An Introduction to Life on Earth

Atoms, Molecules, and Life

Biological Molecules

Cell Structure and Function

Cell Membrane Structure and Function

Energy Flow in the Life of a Cell

Capturing Solar Energy: Photosynthesis

Harvesting Energy: Glycolysis and Cellular Respiration

Cellular Reproduction

Meiosis: the Basis of Sexual Reproduction

Patterns of Inheritance

Dna: the Molecule of Heredity

Gene Expression and Regulation

Biotechnology

Principles of Evolution

How Populations Evolve

The Origin of Species

The History of Life

Systematics: Seeking Order Amid Diversity

The Diversity of Prokaryotes and Viruses

The Diversity of Protists

The Diversity of Plants

The Diversity of Fungi

Animal Diversity I: Invertebrates

Animal Diversity II: Vertebrates

Animal Behavior

Population Growth and Regulation

Community Interactions

Energy Flow and Nutrient Cycling in Ecosystems

Earths Diverse Ecosystems

Conserving Earths Biodiversity

Homeostasis and the Organization of the Animal Body

Circulation

Respiration

The Urinary System

Defenses Against Disease

Chemical Control of the Animal Body: the Endocrine System

The Nervous System

The Senses

Action and Support: the Muscles and Skeleton

Animal Reproduction

Animal Development

Plant Anatomy and Nutrient Transport

Plant Reproduction and Development

Plant Responses to the Environment

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