Question 1

A good source of complex carbohydrates is

Accepted Answer

A) sucrose. 
B) lactose. 
C) cereal grains. 
D) beef steak. 
A) sucrose. 
B) lactose. 
C) cereal grains. 
D) beef steak.

Question 2

Fiber in the diet may do all of the following EXCEPT

Accepted Answer

A) delay stomach emptying. 
B) prevent constipation. 
C) lower cholesterol levels. 
D) increase the number of calories absorbed. 
A) delay stomach emptying. 
B) prevent constipation. 
C) lower cholesterol levels. 
D) increase the number of calories absorbed.

Question 3

In the presence of oxygen,glucose is broken down to

Accepted Answer

A) carbon dioxide, water, and energy. 
B) oxygen, water, and energy. 
C) carbon dioxide. 
D) energy. 
A) carbon dioxide, water, and energy. 
B) oxygen, water, and energy. 
C) carbon dioxide. 
D) energy.

Question 4

The yellow-orange color of carrots is due primarily to

Accepted Answer

A) chlorophyll. 
B) β-carotene. 
C) FD&C yellow. 
D) BHA. 
A) chlorophyll. 
B) β-carotene. 
C) FD&C yellow. 
D) BHA.

Question 5

Kwashiorkor is a disease caused by

Accepted Answer

A) lack of iodine. 
B) iron deficiency. 
C) extreme lack of protein and vitamins. 
D) sedentary life style. 
A) lack of iodine. 
B) iron deficiency. 
C) extreme lack of protein and vitamins. 
D) sedentary life style.

Question 6

Compare and contrast the roles of LDL and HDL in transporting and processing cholesterol.

Accepted Answer

LDL (low-density lipoprotein) and HDL (h

Question 7

Nitrites have been investigated as a possible cause of stomach cancer.

Accepted Answer

A) True 
 B)False

Question 8

Which of the following statements is NOT true for trans fatty acids?

Accepted Answer

A) Both hydrogens are on the same side of the double bond. 
B) They are more likely to be solids than cis fatty acids. 
C) They do not have a bend in the overall hydrocarbon chain. 
D) They can stack together more closely than cis fatty acids. 
A) Both hydrogens are on the same side of the double bond. 
B) They are more likely to be solids than cis fatty acids. 
C) They do not have a bend in the overall hydrocarbon chain. 
D) They can stack together more closely than cis fatty acids.

Question 9

Excess intake of sodium chloride (salt)can cause

Accepted Answer

A) diabetes. 
B) goiter. 
C) hypertension. 
D) phenylketonuria. 
A) diabetes. 
B) goiter. 
C) hypertension. 
D) phenylketonuria.

Question 10

Fats and cholesterol are carried in the blood by association with

Accepted Answer

A) hemoglobin. 
B) lipids. 
C) lipoproteins. 
D) glucose. 
A) hemoglobin. 
B) lipids. 
C) lipoproteins. 
D) glucose.

Question 11

Polyunsaturated fats have

Accepted Answer

A) primarily C-C bonds. 
B) a large proportion of C   C bonds. 
C) one or more C   C bonds. 
D) an odd number of carbon atoms. 
A) primarily C-C bonds. 
B) a large proportion of C   C bonds. 
C) one or more C   C bonds. 
D) an odd number of carbon atoms.

Question 12

It has been shown that Greenlanders who eat a lot of fish have a low risk of heart disease despite the fact that their diet is high in fat and cholesterol.This is probably due to

Accepted Answer

A) polyunsaturated fatty acids. 
B) taking aspirin. 
C) complexing agents. 
D) vigorous exercise. 
A) polyunsaturated fatty acids. 
B) taking aspirin. 
C) complexing agents. 
D) vigorous exercise.

Question 13

An extremely dangerous toxin produced by bacteria in improperly canned food is

Accepted Answer

A) LiHCO₃. 
B) botulin. 
C) butyric acid. 
D) glucose. 
A) LiHCO₃. 
B) botulin. 
C) butyric acid. 
D) glucose.

Question 14

Fat-soluble vitamins are eliminated from the body relatively quickly.

Accepted Answer

A) True 
 B)False

Question 15

The textbook classifies the elements essential for life into four categories: the bulk structural elements; the macrominerals; the trace elements; the ultratrace elements.What do these categories mean? Give an example of one element in each category.

Accepted Answer

The four categories of elements essentia

Question 16

Fats are

Accepted Answer

A) esters. 
B) glycerols. 
C) amides. 
D) aldehydes. 
A) esters. 
B) glycerols. 
C) amides. 
D) aldehydes.

Question 17

What is a dietary mineral?

Accepted Answer

A dietary mineral is a chemical element

Question 18

Peanut butter sandwiches provide complete protein.

Accepted Answer

A) True 
 B)False

Question 19

A deficiency of vitamin A may cause

Accepted Answer

A) schizophrenia. 
B) blindness. 
C) cardiac arrest. 
D) stroke. 
A) schizophrenia. 
B) blindness. 
C) cardiac arrest. 
D) stroke.

Question 20

Low-density lipoprotein is often called "bad cholesterol" because it

Accepted Answer

A) breaks down cholesterol in the bloodstream. 
B) delivers cholesterol to the cells where it may be deposited in arteries. 
C) carries cholesterol to the lungs where it is oxidized. 
D) transports cholesterol to the liver where it is processed and excreted. 
A) breaks down cholesterol in the bloodstream. 
B) delivers cholesterol to the cells where it may be deposited in arteries. 
C) carries cholesterol to the lungs where it is oxidized. 
D) transports cholesterol to the liver where it is processed and excreted.

Exam 17: Food

A good source of complex carbohydrates is

Fiber in the diet may do all of the following EXCEPT

In the presence of oxygen,glucose is broken down to

The yellow-orange color of carrots is due primarily to

Kwashiorkor is a disease caused by

Compare and contrast the roles of LDL and HDL in transporting and processing cholesterol.

Nitrites have been investigated as a possible cause of stomach cancer.

Which of the following statements is NOT true for trans fatty acids?

Excess intake of sodium chloride (salt)can cause

Fats and cholesterol are carried in the blood by association with

Polyunsaturated fats have

It has been shown that Greenlanders who eat a lot of fish have a low risk of heart disease despite the fact that their diet is high in fat and cholesterol.This is probably due to

An extremely dangerous toxin produced by bacteria in improperly canned food is

Fat-soluble vitamins are eliminated from the body relatively quickly.

The textbook classifies the elements essential for life into four categories: the bulk structural elements; the macrominerals; the trace elements; the ultratrace elements.What do these categories mean? Give an example of one element in each category.

Fats are

What is a dietary mineral?

Peanut butter sandwiches provide complete protein.

A deficiency of vitamin A may cause

Low-density lipoprotein is often called "bad cholesterol" because it

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