chapters 4-7

Question 1

Which of the following sequences represents a monosaccharide followed by a disaccharide followed by a polysaccharide?

Answer 1

fructose, sucrose, starch

Question 2

Which of the following statements about Type 1 diabetes is correct?

Answer 2

the immune systems destroys the pancreatic cells that produce insulin

Question 3

The organ(s) which supplies enzymes required for starch digestion include(s) the:

Answer 3

pancreas

Question 4

Lactose intolerance is caused by:

Answer 4

inadequate production of lactase

Question 5

The concentration of glucose in the blood is primarily regulated by:

Answer 5

pancreatic hormones

Question 6

Which of the following foods are the best sources of complex carbohydrates?

Answer 6

cereals and grains

Question 7

Dietary fiber can help reduce blood cholesterol levels by:

Answer 7

all of these choices are correct

Question 8

An oligosaccharide is a:

Answer 8

carbohydrate containing 3-10 sugar units

Question 9

Aspartame:

Answer 9

all of these choices are correct

Question 10

Aerobic metabolism occurs in:

Answer 10

mitochondria of cell

Question 11

Most fatty acids in food and in the body are bound to a molecule called:

Answer 11

glycerol

Question 12

The end of a fatty acid chain containing a methyl group is also referred to as the __________ end.

Answer 12

omega

Question 13

Fatty acids are categorized based on the carbon chain length as well as:

Answer 13

the types and locations of bonds between atoms

Question 14

A fatty acid with only single bonds between carbon atoms is called a(n) ________ fatty acid.

Answer 14

saturated

Question 15

An omega-6 fatty acid is an example of a(n):

Answer 15

unsaturated fatty acid

Question 16

A(n) ___________ fatty acid has a carbon-carbon double bond with the hydrogen atoms on the same side of the double bond.

Answer 16

cis

Question 17

__________ fatty acids are not synthesized by the body.

Answer 17

essential

Question 18

Dietary sources of cholesterol include all of the following EXCEPT:

Answer 18

peanut butter

Question 19

If you were to analyze the composition of adipose tissue, you would likely find an abundance of:

Answer 19

triglycerides

Question 20

Reverse cholesterol transport is accomplished by:

Answer 20

HDLs

Question 21

Obtaining protein from plant foods may be advantageous because plant foods:

Answer 21

all these statements are correct

Question 22

Protein complementation is a technique which:

Answer 22

combines proteins from different sources so that essential amino acids are met

Question 23

Vegetarians have a lower risk of:

Answer 23

all these are correct

Question 24

Individuals with the genetic disorder phenylketonuria (PKU) should limit their intake of foods containing:

Answer 24

aspartame

Question 25

The basic building blocks of proteins are:

Answer 25

amino acids

Question 26

Heating a protein causes:

Answer 26

denaturation

Question 27

The AMDR for protein intake is _______% of energy intake.

Answer 27

10-35

Question 28

Which structure(s) is/are involved in protein translation?

Answer 28

ribosome and tRNA

Question 29

Which of the following functions is performed by proteins in the body?

Answer 29

all of these functions are performed

Question 30

The primary source of protein for most of the world’s population is:

Answer 30

grains and veggies

Question 31

Which statement about obesity is true?

Answer 31

BMI > 30

Question 32

After eating a large dinner, we feel full and satisfied. The term to describe this feeling is:

Answer 32

satiety

Question 33

The energy content of a food is determined:

Answer 33

bomb calorimetry

Question 34

What is the total energy content of a serving of granola that contains 7 grams of fat, 40 grams of carbohydrate and 4 grams of protein?

Answer 34

239 kcals

Question 35

Which of the following does NOT increase in an individual’s basal metabolic rate?

Answer 35

increasing age over 50

Question 36

The energy expended to digest and store nutrients is called:

Answer 36

thermic effect of food

Question 37

As foods are digested, the energy stored in the chemical bonds of carbohydrates, proteins and fats are converted to:

Answer 37

ATP

Question 38

Basal metabolism in a typical person accounts for approximately what percentage of total energy expenditure?

Answer 38

60-75

Question 39

To provide glucose to the body between meals:

Answer 39

glycogen is broken down

Question 40

Which nutrient(s), when consumed in excess of energy needs, is/are preferentially used to produce body adipose tissue?

Answer 40

fats

Question 41

Lipoproteins that transport lipids from the mucosal cells of the small intestine and deliver triglycerides to other body cells are called:

Answer 41

chlyomicrons

Question 42

where does lipid digestion begin?

Answer 42

stomach

Question 43

what % of cancers are directly linked with dietary and life style changes?

Answer 43

30-40

Question 44

which of following fat promote breast cancer

Answer 44

artificial trans fat, linoleic fat, & excess dietary fat

Question 45

what is upper limit of fat in grams that should be consumed by healthy person requiring 2500 kcal/ day

Answer 45

97

Question 46

tropical oils come from plants grown in tropical regions and are unsaturated

Answer 46

false

Question 47

essential fatty acids are produced in the body in sufficient amounts; so not needed in diet

Answer 47

false

Question 48

what name is given to droplets in small intestine formed by bile and fat digestion

Answer 48

micelle

Question 49

A lipid which forms a chain of carbon, hydrogen and oxygen; and that contains a methyl chemical group on one end and a carboxyl chemical group on the other end, is a:

Answer 49

fatty acid

Question 50

a vegan does not have to worry about cholesterol because

Answer 50

his/her liver will make cholesterol