chapter 7 nutrition
Celiac disease is a common inherited condition that results in poor ______ of nutrients from the small intestine.
absorption
Celiac disease is an autoimmune disorder in which a person's immune system reacts to
gluten
Amino acids are the building blocks of _________.
protiens
Registered dietitians now face the opportunity to better help people by providing them with
personalized diet planning
Registered dietitians now face the opportunity to better help people by providing them with
personalized diet planning.
In the year 1990, scientists began an effort to identify and sequence the human genes that code for protein synthesis in DNA. This project is known as the
human genome project
What type of disease results in the poor absorption of nutrients from the small intestine?
celiac disease
True or false: Food intolerances trigger the body's immune response.
false
Which of the following is true about protein deficiency in the United States?
It is uncommon.
Where are dipeptides and tripeptides broken into amino acids?
Microvilli
Which naturally occurring food is 100% protein?
No naturally occurring food is 100% protein
Gluten sensitivity and celiac disease have which of the following in common?
Requires a gluten free diet
The AMDR for protein is ___________ to_____________ percent of energy intake.
10-35
Your body makes proteins by following information coded in your ____________________.
DNA deoxyribonucleic acid
Children and adults with PKU need to avoid foods that are rich sources of ______.
phenylalanine
Gluten-free products that are not nutrient dense include
potato chips cookies
Although food insecurity exists in the United States, protein deficiency is
present in specific population groups. uncommon.
The structure of hemoglobin is an example of the ______________________ structure.
quaternary
The health professional who will consider genetically driven dietary recommendations when helping people with their personalized nutrition plan is the
registered dietitian nutritionist
A person who relies heavily on plant foods and may or may not include some animal foods in their diet is considered a
vegetarian
Which of the following cells do not contain protein?
None, all cells contain some protein
Enzymes within the microvilli break down ______ to amino acids
di- and tripeptides
Choose how nitrogen is lost from the body.
intestinal tract sheds cells urinary elimination loss of hair and nails
Which of the following element is part of protein but not part of lipids or carbohydrates?
nitrogen
In most cases, an allergen is a(n)
protein
Choose the true statements about amino acid derivatives.
serve important physiological roles examples include creatine and melanin nitrogen-containing compounds that are not proteins
Gluten-free products are not always healthier as some are high in
simple sugars. fats. sodium.
Most foods contain some ______.
protein
A 35 year old man who is at a healthy body weight of 80 kg has a protein RDA of _________ grams/day
64
Which of the following account for the majority of the nitrogen losses that occur each day?
Urinary elimination of urea
Enzymes within the microvilli break down ______ to amino acids.
di- and tripeptides
True or false: Every cell contains protein.
true
Vegetarians who do not consume fish may have difficulty obtaining ______.
omega-3 fatty acids
Making dietary choices based on nutritional genomics, height, weight and health assessment is the concept of
personalized nutrition
Combining certain plant food sources of protein to form complete proteins is called ______.
protein complementation
The process of breaking down old and unneeded proteins into their component amino acids and recycling them to make new proteins is called
protein turnover
A food intolerance may occur after the consumption of nonprotein substances, such as
sulfites. lactose. MSG.
A high-protein diet is defined as a protein intake of ______.
20-35% of calories
The percentage of adults who do not eat meat, fish or poultry is about ______.
3.3%
Which of the following are potential causes of denaturation?
Heat Stomach acid
Which of the following is true about deamination?
Occurs primarily in the liver A process of removing the nitrogen-containing group from an unneeded amino acid Once the nitrogen is removed, the remaining amino acid is a carbon skeleton
A personalized nutrition plan takes into consideration
genes. height and weight. blood pressure. health assessment.
A ___________ amino acid is one that can be synthesized by a healthy body in sufficient amounts.
nonessential
Choose the food sources that contain high-quality proteins.
meat and fish eggs and milk
Which element is primarily lost through the elimination of urea and creatinine?
nitrogen
After being digested, most amino acids are first transported into
absorptive cells
A 28 year old woman who is at a healthy body weight of 60 kg has a protein RDA of grams/day.
48
After being digested, most amino acids are
transported into absorptive cells
The ______ of a protein influences its function.
structure
A person consuming 2000 kcals and eating 20% of her kcals from protein is eating how many grams of protein?
100 grams
Choose the true statements about protein.
All living organisms contain protein. Proteins are made of carbon, hydrogen, oxygen, and nitrogen. Proteins are organic molecules.
The process of removing the nitrogen-containing group from an unneeded amino acid is called
deamination.
Proteins are made in your body by following the code found in your _______________.
DNA
What results when a protein is absorbed without complete digestion?
allergy
Proteins are made up of smaller units called
amino acids
Omega-3 fatty acids may need to be consumed from plant sources for those who do not eat
fish
A protein can be altered through exposure to ______.
physical agitation acids heat
A protein can be altered through exposure to ______.
physical agitation heat acids
People who eat a diet with _________ proteins are less likely to have hypertension and type 2 diabetes.
plant
With careful planning, a ______ can overcome the limitations of a plant-based diet and consume a nutritious diet.
vegetarian
A person that follows a plant-based eating pattern that may contain some animal foods is following a
vegetarian diet
To make dishes with complementary combinations, a consumer must know
which essential amino acids are limiting in plant foods. which plant foods are good sources of protein.
To make dishes with complementary combinations, a consumer must know
which plant foods are good sources of protein. which essential amino acids are limiting in plant foods.
True or false: Animal proteins are not considered to be a good source of all nine essential amino acids.
false
Nitrogen-containing compounds that are not proteins but have important physiological roles are called amino acid
derivatives
In the United States, the average protein intake ______.
is about 1.44 g/kg body weight is about 15 to 18% of total calories
Choose benefits of a plant-based diet.
lower body fat and a reduced risk of obesity reduced risk for type 2 diabetes, hypertension, and certain cancers
People with PKU need to avoid
meats. milk products. eggs