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Exam 1 study guide
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76
Nutrition
Professional
09/17/2013

Additional Nutrition Flashcards

 


 

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Term
Essential Nutrient:
Definition
substances the body cannot make for itself in
sufficient quantity to meet physiological needs
Term
6 classes of nutrients
Definition
4 organic + 2 inorganic
Term
Nutrients
Definition
Carbohydrate, Lipids, Protein, Vitamins, Water, Minerals
Term
Organic Nutrients:
Definition
Carbohydrate, Lipids, Protein, Vitamins
Term
Inorganic
Definition
Water, Minerals
Term
Organic Nutrients:
Definition
Carbon carbon bond or carbon hydrogen bonds
Term
Three energy classes of nutrients:
Definition
a. Mechanical Energy
b. Storage Energy
c. Heat
Term
1 gram of fat
Definition
9 kCal
Term
1 gram of sugar
Definition
4 kCal
Term
1 gram of protein
Definition
4 kCal
Term
Carbohydrate
Definition
45-65% of total kCal intake per day
Term
1 kCal= 1,000 Calories
Definition
unit energy measure. 1 kCal is the
amount necessary to raise 1 kg of water 1 degree Celsius. Misused on
food labels.
Term
Lipids sometimes contain Nitrogen
Definition
20 – 35% of total caloric intake
Term
Protein always contains Nitrogen:
Definition
10 – 35% of total caloric intake
Term
Enzymes
Definition
most important molecular protein in the body
Term
Function of vitamin:
Definition
assist enzymes in metabolic reactions including step in
breaking down carbs, lipids, and proteins into energy.
Term
Metabolism
Definition
sum total of all chemical reaction in al cells of the body.
Term
Water
Definition
most abundant nutrient in body and should be most
consumed
Term
Minerals
Definition
class of nutrient that consist of only one atom
Term
Function of minerals:
Definition
provide no energy, but assist vitamins and enzymes in chemical reactions
Term
Waste product of pant
Definition
carbon dioxide + water
Term
What does the catabolism of sugar with oxygen produce in human cells
Definition
produces carbon dioxide, water
C6H12O6 + 6O2 --> 6CO2 + 6H2O
Term
What biochemical is synthesized from the 3 energy classes of nutrients?
Definition
Term
Into what three forms of work can bond energy from ATP be converted
Definition
3 form ATP converted:
a. Mechanical Energy
b. Storage Energy
c. Heat
Term
Women on average need how many Kcal day?
Definition
2,000 kCa
Term
Men on average need how many Kcal per day?
Definition
2,500 kCal
Term
What are the 3 main reasons you should be choosing your foods?
Definition
a. Nutritional Value
b. Sustainability
c.
Term
The RDA for vitamins and minerals covers what percentage of the U.S. population?
Definition
RDA (vit’s & min’s) covers 98% of population
Term
What is the EAR for energy nutrients set at the mean
Definition
EAR for energy nutrients set at mean = maintain current weight
Term
To what group of people does the RDA and EAR not apply?
Definition
RDA & EAR does not apply to:
a. Pregnant women
b. Nursing women
c. Acute chronic illness
Term
What does AI stand for and what is the problem with these nutrients?
Definition
AI = adequate intake = average amount of a nutrient that appears
sufficient have not been indisputably determined
Term
What does DV stand for and where can you find these nutrients and the amount you should have each day?
Definition
DV = Daily values = found on food labels
Term
What term refers to an excess or deficit of energy, vitamins, or minerals?
Definition
Malnutrition = excess or deficit of energy, vit’s, or mil’s
Term
Define primary and secondary deficiency?
Definition
Primary Deficiency = inadequate intake
Secondary Deficiency = inadequate absorption/ inadequate utilization
Term
Name four out of the ten leading causes of death are nutrition related?
Definition
4/10 leading causes of death nutrition related:
a. Cancer
b. Heart Disease
c. Strokes
d. Diabetes
Term
What is the title of people most qualified to advise on diet?
Definition
Most qualified people to advise on diet:
a. R.D. - Bachelors
b. M.S. Dietetics
c. Ph.D. – specialized areas of nutrition
Term
What diet planning principle emphasizes vitamins and minerals and minimizes energy nutrients?
Definition
Nutrient Density **
Term
What is more nutrient dense: 1 can of coke or 15 grapes?
Definition
More nutrient dense:
a. 15 grapes v. 1 can of coke
b. Baked Potato flesh only with herbs & seasonings v. French Fries
c. Grilled Salmon v. Hot Dogs
d. Whole Grain Flour v. White Flour
Term
What is the name of diet plan recommended by the U.S. government for all Americans?
Definition
MyPlate – gov’t.’s recommended diet plan
Term
Name the five food groups?
Definition
MyPlate 5 food groups: Fruits, Vegetables, Grains, Protein, Dairy
Term
1 oz. of meat is equal to the size of what object?
Definition
1 oz. of meat = matchbook
Term
3 oz. of meat is equal to the size of what object?
Definition
3 oz. of meat = deck of cards
Term
What 4 foods are the healthiest sources of protein?
Definition
Beans per day = ½ cup dried. Total 6-9 oz. total
Coconut **
No fiber, high fat **
Select Beef **
Term
What fruit is high in saturated fat?
Definition
Coconut **
Term
What is the problem with meat marked choice, prime or fried?
Definition
No fiber, high fat **
Term
What marking selection should you choose for beef?
Definition
Select Beef **
Term
What foods does the vegetarian plan rely on to get calcium and iron?
Definition
Vegetarian Plan Calcium & Iron: Seafood & Nuts/Seeds
Term
What diet plan incorporates daily olive oil and red wine and limits red meat to once per month?
Definition
Mediterranean Pyramid = incorporates daily olive oil and red wine, and
limits red meat to once per month
Term
What diet plan incorporates peanut and sesame oil and red meat once per month?
Definition
Asian Pyramid = incorporates peanut and sesame oil and red meat
once per month
Term
What technique is taught to people in the weight watchers program in order to lose weight?
Definition
Weight Watchers = analytically designed to keep track of caloric intake
Term
List 3 ways vegetarianism benefits sustainability?
Definition
Term
What are the top 5 health risk components of the diet? Why?
Definition
a. Total Kcal per serving/Kcal fat per serving (leading cause of death
in US – atherosclerosis, hypertension, types of cancer)
b. Saturated Fat < 20 g
c. Total Fat < 65 g
Term
What energy health risk component on the food label should be less than 10% of total Kcal?
Definition
Sugar = energy health risk component - < 10% of total kCal
Term
What health risk component should be less than 2,300 mg per day?
Definition
Trans fat = new health risk component added to food label ‘06
Term
The food label calculations are based on what group of Americans?
Definition
Women
Term
Define USDA organic foods
Definition
USDA organic: 95% organic means no synthetic pesticides or
chemicals, no sewage or petroleum based fertilizers in plants. No
genetically engraved or ionized foods. No antibiotics or growth hormones
added to the animals.
Term
What terms refers to kneading and grinding of food in digestion?
Definition
Kneading (tongue) and Grinding (teeth) = process of Mastication
Term
What enzyme found in saliva starts the process of catabolism for starch?
Definition
Amylase = enzyme found in saliva that degrades starch
Term
What are successive waves of involuntary muscles contracting and passing food along the G.I.T. every three minutes?
Definition
Successive waves of involuntary muscles contracting and passing good
along G.I.T. every 3 minutes
a. longitudinal muscles on the outside
b. circular (ring) muscles on the inside
Term
What three muscles are found in the stomach?
Definition
Term
Where does peristalsis begin?
Definition
Peristalsis starts in the in esophagus
Term
What are the four sphincters of the G.I.T. and where are they?
Definition
Term
What hormone produced by gastric cells targets stomach glands to release gastric juices?
Definition
Gastrin: Chyme triggers gastric cells in stomach to release a hormone
into the stomach. Signals stomach glands lining the stomach to release
gastric juices
Term
What are the three components of gastric juices and what is their function?
Definition
Term
What hormone produced by duodenal cells targets pancreatic cells to secrete digestive juices?
Definition
Secretin: hormone produced by duodenal cells targets pancreatic cells
to secrete digestive juices
Term
What are the four pancreatic juices and what is their function?
Definition
Pancreatic Juices:
a. lipase – digests lipids
b. protease – digests proteins
c. carbohydrase – digests sugars
d. sodium bicarbonate - neutralizes the high acidity (low pH) of chyme
Term
What hormone produced by duodenal cells targets gall bladder to secrete bile?
Definition
Term
What is the function of bile and what is made from?
Definition
Bile emulsifies fat. Slows digestion and facilitating absorption of lipids.
Term
Where are most of the energy nutrients and vitamins absorbed?
Definition
Small Intestine = most of the energy nutrients and vitamins absorbed
Term
Where are most of the minerals and water absorbed?
Definition
Colon absorbs minerals (salt) and water
Term
What cells lining the small intestine absorb the nutrients?
Definition
Villus cells = cells lining the small intestine absorb the nutrients
Term
What percentage by volume of food is excreted as feces?
Definition
90% feces = food by volume
Term
What percentage by volume of feces is actually bacteria?
Definition
40% feces = bacteria by volume
Term
What is the function of fiber in the colon?
Definition
Fiber = holds water in the colon. Soft stool
Term
What is the other name for the colon?
Definition
Large Intestine = other name for colon
Term
How many feet in length is the entire G.I.T.?
Definition
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