What element defines "organic"?
Which of the following is the best and safest source of phytochemicals?
Amounts of which type of lipids must be listed on the food labels?
trans fat and cholesterol (b and c)
The Daily Values reflect the needs of an "average" person consuming between ____ calories a day.
2,000 and 2,500
The DRI Committee recommended a diet that contains _____% of its calories from carbohydrates.
The Nutrition Facts Panel on a food label lists the fallowing information for amounts per serving: 111 calories; 23 calories from fat. What percentage of the calories is provided by fat?
Three ounces of beef stew offers about the same amount of iron as three ounces of water-packed tuna, but the beef contains over 300 calories while the tuna contains 100 calories. This is an example of:
Phytochemicals found in foods are important because:
they decrease the risk of developing certain diseases when they are eaten.
Which of the following foods is exempt from listing ingredients on the label?
None of the above
In nutrition, the word essential means:
a necessary nutrient that can be obtained only from the diet.
Carbs and protein each contain ___ calories per gram.
How many calories are in food that contain 20 grams of carbs, 8 grams of protein, and 5 grams of fat?
A food provides 8 grams of fat and 300 total calories. What is the percentage of calories as fat in this product?
The nutrients fall into __ classes.
The most energy rich nutrient is:
The energy yielding nutrients include:
protein and fat (a and b)
The body's circulating fluids are:
Blood and lymph (b and c)
When the pancreas detects a high concentration of blood's sugar, glucose, it releases:
The liver converts excess energy-containing nutrients into:
glycogen and fat (a and c)
The primary organ of digestion and absorption is the:
The stomaches main function is the digestion of what nutrient?
You have consumed a meal very high in fat. As a result, hormonal messages will tell an organ to send_____ in amounts matched to the amount of fat present.
The digestive juices in the digestive tract include:
pancreatic juice which neutralizes stomach acids reaching the small intestine.
The main purpose of the kidneys in the body is to:
remove everyday wastes and water from the body.
Which of the following makes almost all of the body's alcohol-processing machinery?
Digestion of most starch begins in the:
What is the last stage of liver deterioration with alcohol abuse?
About 95% of the lipids in food and the human body are:
Triglycerides consist of:
three fatty acids and glycerol (a and c)
Approximately ____ grams a day of carbs are needed to ensure complete sparing of body protein in an average size person?
Which of the following is NOT a desirable blood lipid value?
Approximately what % calories from fat would be provided by a bowl of soup containing 200 calories and 99 calories from fat?
The lipoproteins LDL and HDL are important in heart disease risks because of the following properties and actions:
HDL plays an important role in scavenging cholestrol from the tissues for disposal/recycling.
Which of the following is found in protein but not in carbohydrate or fat?
How many amino acids are considered to be essential aa?
Which protein has a role in the structure of hair and nails?
What protein detects foreign invaders in the body for destruction?
The AMDR recommends _____% of total claories as the minimal amount of protein.
The RDA recommendation for protein for healthy adults is ___ grams per kilogram of body weight.
Compared to meat eaters, vegetarians tend to have:
healthier body weights and lower blood pressure (b and c)
Poorly planned vegetarian diets typically tend to lack all of the following EXCEPT:
All of the following are fat soluble EXCEPT:
An uniformed vegetarian is at special risk for ___ deficiency
Vitamin B 12
Characteristics of water soluble vitamins include all of the following except:
they are stored extensively in tissues
The main function of vitamin K is:
to help synthesis proteins that can clot the blood
Vitamin toxicity is more of a concern with which type of vitamins?
fat-soluble vitamins because they are stored more readily in body tissues.
Which of the following makes up about 60% of the body's weight?
Which of the following is the principal positively charged ion in the body?
Over half the body's magnesium is stored in the:
Which of the following is the most abundant mineral in the body?
One pound of fat is equal to ____ calories
In early food deprivation, the nervous system cannot us ___ as fuel.
If a person who uses fasting to lose weight, how will his or her body react?
the body will break down fat into ketone bodies to provide fuel
Resting blood pressure should ideally be____ or lower.
120 over 180
In general, studies of populations have suggested that low caner rates correlate with
high vegetable intake and high whole grain intake (a and b)
Lab studies suggest that diets high in ___ seem to promote cancer.
The main difference between a person contracting an infectious disease or a degenerative disease is:
infectious diseases can be cured with medications but degenerative diseases cannot.