Nutrition Chapter 1
_____ are a class of nutrients that are a major source of energy for the body.
Carbohydrates
solid fats
Solid fats are fats that are solid at room temperature, like butter and shortening, and lard.
Soluble fiber improves heart health by binding to ________ in the GI tract, allowing for their elimination in bowel movements.
bile components
Adipose cells are designed to store large amounts of _____.
fat as triglycerides
_____ can be saturated or unsaturated.
fatty acids
Which molecules are removed from chyme by the absorptive cells of the small intestine?
fatty acids monoglycerides cholesterol
Undigested fiber that is not used by bacteria in the large intestine is excreted from the body via _____.
feces
Whole-grain foods contain more _____ than refined-grain foods.
fiber
Increased _____ can occur with high-fiber diets because of greater bacterial metabolic activity in the colon.
intestinal gas
Peripheral vascular diseases often affects arteries that carry blood to which two parts of the body?
legs and arms
Where does the conversion of recycled bile salts into new bile occur? Multiple choice question.
liver
What is a phytochemical?
any of various biologically active compounds found in plants such as caffeine are nonnutrients made by plants that may have health benefits.
The alternative sweetener that people with phenylketonuria must avoid is ______.
aspartame
Choose the food sources that contain high amounts of saturated fat. Multiple select question.
beef coconut and palm
During a stroke, cells in the _____ die.
brain
Since saturated fatty acids do not contain any double bonds, they _____. Multiple choice question.
can be tightly packed together
When consumed in large amounts, sugar alcohols, with the exception of erythritol, _____.
can cause diarrhea
Choose the two characteristics that apply to lipids.
cant dissolve in water-and are organic nutrients
Atherosclerosis is the underlying cause for most cases of _____
cardio vascular disease
Carbohydrates, proteins, fats, vitamins, minerals, and water are all _____
classes of nutrients
Some foods, such as _____, are usually classified as solid fats even though they are liquid or soft at room temperature.
cream and sour cream
What is the best way to obtain omega-3 fatty acids?
eat fish
Components of a triglyceride
glycerol and 3 fatty acids
Cardiovascular disease is a group of diseases that affect the _____ and blood vessels.
heart
Which of these conditions may be risk factors for atherosclerosis?
hypertension, unhealthy blood cholesterol levels, and smoking Elevated C-reactive protein blood level Emotional stress, such as anger Sleep apnea
Which lifestyle choice would be the best way to reduce a person's risk of atherosclerosis and CVD? Multiple choice question.
increase physical activity
enrichment
is the process of replacing some, but not all, of the nutrients that were lost during a raw foods refinement.
Cholesterol and fats are types of _____. Multiple choice question.
lipids
mayonnaise, margarine and salad dressing are rich sorces of
oils
_____ is a rich source of monounsaturated fatty acids.
olive oil
Corn oil, seeds, and nuts are good sources of _____.
omega-6 fats
Energy is defined as the capacity to _____.
perform work
When atherosclerosis occurs in a blood vessel that does not carry blood to the heart or brain, the condition is called _____.
peripheral vascular disease
Phospholipids vs lipids
phospholipids are chemically phosphorus
Structurally, a trans fatty acid resembles a(n) _____ because its carbon chain is relatively straight.
saturated fatty acid
The primary site of lipid digestion is the _____.
small intestine
At room temperature, foods high in saturated fat tend to be _____ and foods high in unsaturated fat tend to be _____.
solid, liquid
Dietary fiber that dissolves or swells in water is called _____ fiber.
soluble
What is it about the structure of phospholipids that makes them ideal as major structural components of cell membranes?
soluble in water and fat
Mannitol, xylitol, and sorbitol are examples of _____.
sugar alcohols
trans fatty acids
unsaturated fatty acids with hydrogens on opposite sides of the double bond, realatively straigt
From which nutrients can your body cells not release energy?
vitamins and menerals and carbohydrates
_____ is considered the most essential nutrient.
water
Are yogurt milk and cheese considered dairy products?
yee
Grains and Protein foods are considered _____ serving equivalents, while dairy, fruits, and vegetables are considered _____ serving equivalents.
1-ounce; 1-cup
Rank the process for classifying combination foods, such as pizza, sandwiches, and casseroles.
1. Determine ingredients 2. Classify each ingredient into a food group 3. Approximate the amount of each ingredient in terms of cups or ounces 4.Tally the amount of cups or ounces
Development of Atherosclerosis
1. irritation in blood vessel 2. inflammation 3. plaque deposition at site 4. plaque builds and arteries narrow
Which food can be classified in both the vegetable group and the protein foods group?
Beans
Which non-meat food sources are included in the protein foods group?
Beans and nuts
What are some dietary fibers
Cellulose Hemicellulose pectin gums mucilages
_____ are a set of nutrient intake standards that are developed for labeling purposes.
Daily Values
What is the best way to meet the essential fatty acid recommendations within a "heart healthy" diet?
Replace foods that are high in saturated fat with foods that are high in unsaturated fats
fortification
The addition of nutrients that are not naturally present. Nutrient fortification may restore nutrients or provide specific health benefits.
Kilocalories are the unit of measurement for _____.
The amount if energy in food (1000-calorie units)
Grain enrichment nutrients
The replacement of iron, thiamin, riboflavin, niacin, and folate, because it was lost during a raw food's refinement (US adds Iron, B vitiamins thiamin, riboflavin, niacin, and folic acid.
Foods are bad for you if they contain which two substances that can cause food-borne illness?
Viruses and Bacteria
Milk is fortified with
Vitamin D / A and Riboflavin
_____ contain the entire seeds (ground, cracked, or flaked) of cereal grains such as wheat.
Whole Grains
A saturated fatty acid contains _____ between carbons in its carbon chain.
Zero double bonds
Daily Values
_____ are a set of nutrient intake standards that are developed for labeling purposes
Dietary Guidelines for Americans
a set of recommendations about smart eating and physical activity for all Americans
Outline the process of recycling bile salts.
absorption in the small intestine Goes through the bloodstream through the liver. The liver recycles bile salts to create new bile
Alpha-linolenic acid and linoleic acid are _____ fatty acids because they must be supplied by the diet since the body cannot make them. Multiple choice question.
essential
Choose the reasons why cream cheese, cream, and butter are not considered part of the dairy group.
high amounts of fat and contains little or no calcium.
Aspartame, acesulfame-K, neotame, monk fruit extract, and stevia leaf extracts are all considered
high-intensity sweeteners
EPA, DHA, and AA aid in the production of _____.
hormone-like substances
Which of these foods are considered one-cup equivalents in the dairy group?
1.5 oz natural cheese 8 fl oz milk
Hypertension is diagnosed once blood pressure values remain at or above _____.
130/80
What is the recommendation for intake of saturated fat according to the 2015 Dietary Guidelines for Americans?
<10% of total energy intake
What is a macronutrient?
A nutrient that is required in significant amounts in the diet such as proteins fats and carbohydrates.
What is a micronutrient?
A nutrient that is still essential but does not provide the body with energy, and less is required such as vitamins and minerals
What is the structure of a phospholipid molecule? Multiple choice question.
A phospholipid consists of two fatty acids and a phosphorus-containing part
Substances added to food that provide fewer calories per serving than sucrose or no calories are called _____.
Alternative sweeteners
_____, which is often called "hardening of the arteries", is a condition that results from atherosclerosis.
Arteriosclerosis
Tooth decay can occur when _____ in your mouth use the carbohydrates in food for their energy needs.
Bacteria
Many dairy foods are excellent sources of which two minerals?
Calcium and potassium
Eating a diet that contains plenty of dietary _____ may reduce your risk of colorectal cancer. Multiple choice question.
Fat
Which nutrient cannot be digested but can be used as an energy source for bacteria in the large intestine?
Fiber
is a sterol
cholesterol
Ingredients are listed on food labels in _____.
descending order by weight
A condition that is characterized by abnormally high blood pressure levels that persist even when a person is relaxed is called _____.
hypertension
Avocados and peanut and canola oils are good sources of _____ fatty acids.
monosaturated
_____ fatty acids consist entirely of carbon-carbon single bonds.
saturated
Human cells use _____ energy to work.
Chemical
What fruits are included in the fruit group?
Dried, Sauced, and Canned
Who approves alternative sweeteners
FDA
Which of the following foods are good plant sources of omega-3 fat?
Flaxseeds Soybeans
Choose the dietary components that describe a "heart healthy" diet.
Focus on whole grains and low-fat dairy foods Reduced intake of fatty red meats Emphasis on fruits and vegetables
Which nutrition tool is easiest to use for planning menus?
Food guide
Which of the following are recommended characteristics to consider when individualizing a person's diet?
Food preferences, Lifestyle, Budget
Which of the following are ways essential fatty acids affect health?
Regulating blood pressure Regulating the immune system's inflammatory response
What are some heart healthy food selection and preparation tips?
Replace some of the solid fat in recipes with applesauce Use moist cooking methods for lean meats Trim visible fat from meat after cooking
The basic chemical unit of carbohydrates is a _____.
Monosaccharide
_____ fatty acids contain only one carbon-carbon double bond. Multiple choice question.
Monounsaturated
What chemical feature of sterols distinguishes them from other classes of lipids?
Multi ring structure
Per the FDA, food manufacturers are required to use a special labeling format on most packaged foods, known as the _____.
Nutrition Facts panel
High-fiber diets may lower risk for which disease?
Obesity
The type of fiber that slows glucose absorption and binds cholesterol is _____ fiber.
Soluble
Apples, bananas, citrus fruits, and beans are all good sources of _____. Multiple choice question. soluble fiber
Soluble fibers
Which of the following are examples of manufactured alternative sweeteners?
Sucralose Saccharin Aspartame
Which statement best summarizes the purpose of the Dietary Guidelines for Americans?
To promote adequate nutritional status and good health, and to reduce the risk of major nutrition-related, chronic health conditions
What will likely occur if a child is put to bed with a bottle that contains milk, juice, or another sugary beverage?
Tooth decay
MyPlate was developed as an interactive online dietary planning site by the _____.
USDA
When a plaque or clot fully blocks an artery leading to the heart, the chest pain that results from a lack of oxygen to heart muscle tissue is called _____.
heart attack
Cardiovascular disease can result in kidney failure and which other conditions?
heart attack and stroke
A polyunsaturated fatty acid contains _____ between carbons in its carbon chain. Multiple choice question.
two or more double bonds
According to the U.S. Dietary Guidelines, daily added sugar intake should be less than _____ of total calories. Multiple choice question. 25% 5% 20% 10%
10
Sugar alcohols generally supply an average of _____ Kcal/g
2
A triglyceride level greater or equal to _____ is classified as unhealthy.
200 mg/dl
On average, Americans consume about ______ teaspoons of added sugars per day. Multiple choice question. 22
22
What is the Adequate Intake for dietary fiber for young men?
38 g/day
What is the recommended percent of daily calorie intake from carbohydrates?
45-65%
The small intestine absorbs about _____ of dietary cholesterol.
50%
empty calories
A popular term referring to foods that contribute much energy but too little of the nutrients
For certain high-intensity sweeteners, _____ have been established, which state the amount of that sweetener that can be consumed safely on a daily basis throughout one's life.
Acceptable Daily Intakes
Choose all of the following that are risk factors for atherosclerosis.
Diabetes Excess body fat Increasing age
What is the primary difference between dietary fiber and starch?
Dietary fiber cannot be digested by humans but starch can.
What are some poor dietary habits that can put you at risk of developing atherosclerosis?
Diets that provide large amounts of added sugars Diets that do not provide enough fruits and vegetables Diets that do not provide enough whole grains, nuts, and seeds
Specific nutrients _____ health problems that are unrelated to nutrient deficiencies.
Do not cure
Principle of Variety
Incorporating different foods
Which type of fiber is associated with increasing fecal bulk and easing bowel movements? Multiple choice question. Animal fiber
Insoluble Fiber
An HDL cholesterol level greater or equal to _____ is generally protective against heart disease in both men and women.
50mg/dl
Principle of Moderation
Consuming foods in reasonable ammounts
What are food groups according to MyPlate?
Dairy Grains Protein Fruits Veggies
Which of the following foods naturally contain small amounts of trans fatty acids?
Dairy foods and beef
Soluble fiber ______ the absorption of cholesterol and cholesterol-rich bile acids into the blood.
Decreases
Which food group includes products made from wheat?
Grains
A high-fiber diet can help prevent which of the following conditions?
Hemorrhoids and Diverticula
A product provides 20% DV for calcium per serving. Which of the following statements could be made?
High Source
Food guides generally classify foods into major groups according to which two factors?
Key Nutrients and Their Natural origins
Whole grains, wheat bran, brown rice, and vegetables are all good sources of _____.
Insoluble Fibers
What effect does soluble fiber have on the recycling of bile salts?
It binds with used bile salts, preventing their intestinal absorption and leading to their excretion in feces
Which fatty acids are considered essential fatty acids?
Linoleic acid Alpha-linolenic acid
A product provides 5% DV for calcium per serving. Which of the following statements could be made?
Low
What are some strategies to reduce the risk of developing atherosclerosis? Multiple select question.
Maintain a healthy weight for height Eat antioxidant-rich foods Consume more fiber-rich foods
Principle of balance
Matching energy intake with physical activity
The dairy group contains which types of foods?
Milk and milk products
What are some concerns related to fish oil supplements?
People with fish/shellfish allergies might have an allergic reaction High doses of omega-3 fatty acids may cause serious side effects, such as reducing blood clotting
Which two amino acids make up the high-intensity sweetener, aspartame?
Phenylalanine and Aspartic acid
Safflower, sunflower, and grapeseed oils are good sources of _____ fatty acids. Multiple choice question.
Polyunsaturated
Which three cuts of meat are considered lean?
Pork tenderloin Beef chuck roast Beef top sirloin steak
Which foods are included in the protein food group?
Pork, eggs, and beef
What are the three key risk factors for developing heart disease?
Presence of hypertension Having unhealthy blood cholesterol levels Smoking
Mannitol, xylitol, and sorbitol are examples of _____.
Sugar alcohols
What is one characteristic that lipids found in foods and in the body have in common?
They are mostly in the form of triglycerides
What is it about the structure of phospholipids that makes them ideal as major structural components of cell membranes?
They are soluble in both water and fat
Identify a characteristic of phospholipids that enables them to be major structural components of cell membranes.
Their phosphate "head" is water soluble and their fatty acid "tail" is water insoluble
Which vitamin is required to be placed on the Nutrition Facts panel?
Vitamin D, total fat specific fat, cholesterol, sodium, total carbohydrate, fiber, total sugars, added sugars, protein, vitamin D, potassium, calcium, and iron contents.
The only time a specific nutrient can cure a health condition is when the condition is _____.
a nutrient deficiency disease
The most natural and economical way to obtain nutrients and phytochemicals is to base your diet on _____.
a variety of "whole" and minimally processed foods
Energy drinks, soft drinks, and sweetened coffees are all types of sugar-sweetened beverages, which are a major source of _____ in Americans' diets.
added sugars
When a plaque or clot partially blocks an artery leading to the heart, the chest pain that results from a lack of oxygen to heart muscle tissue is called _____.
angina
Oils also include other fats that are...
liquid at room temperature.
Types of fatty acids
saturated, monounsaturated, polyunsaturated
Animal fats generally tend to contain more _____ fatty acids than plant oils.
sauturated
A saturated fatty acid contains _____ between carbons in its carbon chain. Multiple choice question.
three or more double bonds
Partially hydrogenated oils (PHOs) are the major kind of artificial _____ fat in processed foods, but their use has now been banned in most foods.
trans
According to the 2015 Dietary Guidelines for Americans, intakes of _____ should be as low as possible.
trans fat and cholesterol
A _____ is comprised of three fatty acids attached to glycerol. Multiple choice question.
triglyceride
_____ make up about 95% of lipids in the body and in food.
triglycerides