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NUTRITION
NUTRITION CHAPTER 5
84
Dentistry
Undergraduate 1
02/13/2014

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Term
ADIPOSE TISSUE
Definition
•BODY FAT
Term
A-LINOLENIC ACID
Definition
•ORGANIC COMPOUND FOUND IN MANY VEGETABLE OILS
Term
ATHEROSCLEROSIS
Definition
•DEGENERATIVE DISEASE CAUSED BY PROGRESSIVE ACCUMULATION OF FATTY MATERIALS ON SMOOTH INNER WALLS OF ARTERIES OF THE HEART, NARROWING THE ARTERIES AND DISRUPTING BLOOD FLOW
Term
CALORIE-DENSE FOODS
Definition
•FOODS THAT ARE HIGH IN FATS AND LOW IN VITAMINS AND MINERALS AND OTHER NUTRIENTS
Term
CHOLESTEROL
Definition
•WAXY LIPID FOUND IN ALL BODY CELLS
•FOUND ONLY IN ANIMAL PRODUCTS (NEVER IN PLANT FOODS)
•BODY PRODUCES ALL IT NEEDS
Term
COMPOUND LIPIDS
Definition
•TRIGLYCERIDES WITH AT LEAST 1 OF THE FATTY ACIDS REPLACED WITH CARBOHYDRATE, PHOSPHATE, OR NITROGENOUS COMPOUNDS
Term
CLA
Definition
•CONJUGATED LINOLEIC ACID
•FAMILY OF AT LEAST 13 ISOMERS (FORMS) OF LINOLEIC ACID, FOUND ESPECIALLY IN MEATS AND DAIRY PRODUCTS
Term
DHA
Definition
•DOCOSAGEXAENOIC ACID
•OMEGA-3 FATTY ACID WITH 22 CARBONS AND 6 DOUBLE BONDS SYNTHESIZED BY THE BODY FROM LINOLENIC ACID
•PRESENT IN FISH OILS
Term
EPA
Definition
•EICOSAPENTAENOIC ACID
•OMEGA-3 FATTY ACID WITH 20 CARBON ATOMS AND 5 DOUBLE BONDS SYNTHESIZED BY THE BODY FROM LINOLENIC ACID
•PRESENT IN FISH OILS
Term
EFA
Definition
•ESSENTIAL FATTY ACIDS
•FATTY ACIDS THAT MUST BE SUPPLIED BY THE DIET (LINOLEIC ACID AND LINOLENIC ACID)
Term
FATTY ACIDS
Definition
•STRUCTURAL COMPONENT OF FATS
Term
HYDROGENTATION
Definition
•POLYUNSATURATED VEGETABLE OIL IS CONVERTED TO A SOLID WHEN HYDROGEN IS ADDED TO THE OIL
•THIS COMMERCIAL PROCESS INCREASES THE PROPORTION OF SATURATED FATTY ACIDS, ALTERS THE SHAPE OF THE FATTY ACID, AND CREATES TRANS FATTY ACIDS
Term
HYPERLIPIDEMIA
Definition
•ELEVATED CONCENTRATIONS OF ANY OR ALL OF THE SERUM LIPIDS, ESPECIALLY TRIGLYCERIDES OR CHOLESTEROL OR BOTH
Term
INTERESTERIFICATION
Definition
•PROCESS THAT PRODUCES CUSTOMIZED FATS WITH PROPERTIES SUITABLE FOR FOODSERVICE APPLICATIONS
Term
INTERESTERIFIED FATS
Definition
•NEW FATS THAT NEGATIVELY AFFECT BLOOD LIPIDS, BUT NOT AS SEVERELY AS TRANS FATS
Term
LINOLEIC ACID
Definition
•ESSENTIAL FATTY ACID WITH 18 CARBON ATOMS AND 2 DOUBLE BONDS
•ALSO CALLED OMEGA-6 FATTY ACID
Term
LIPIDS
Definition
•COMPOUNDS THAT CONTAIN CARBON, HYDROGEN, AND OXYGEN IN PROPORTION TO HYDROGEN AND CARBON THAN CARBOHYDRATES
•PROVIDE 9 KCALS/G
Term
LIPOPROTEINS
Definition
•ARE USED TO TRANSPORT INSOLUBLE FATS IN THE BLOOD
•ARE PRODUCED BY THE LIVER AND INTESTINAL MUCOSA
Term
MELTING POINT
Definition
•TEMP AT WHICH A SOLID BECOMES A LIQUID
Term
MUFAS
Definition
•MONOUNSATURATED FATTY ACIDS
•FATTY ACID CONTAINING ONE DOUBLE BOND
•FOUND IN OLIVE, PEANUT, AND CANOLA OIL
Term
OILS
Definition
•FATS THAT ARE LIQUID AT ROOM TEMP
Term
OMEGA-3 FATTY ACIDS
Definition
•UNSATURATED FATTY ACID WITH ITS FIRST DOUBLE BOND AT THE 3RD CARBON ATOM FROM THE METHYL END
Term
OMEGA-6 FATTY ACIDS
Definition
•UNSATURATED FATTY ACID WITH ITS FIRST DOUBLE BOND AT THE 6TH CARBON ATOM FROM THE METHYL END
Term
PHOSPHOLIPIDS
Definition
•CONTAIN A PHOSPHORUS, AND A NITROGEN-CONTAINING BASE IN ADDITION TO FATTY ACIDS AND GLYCEROL
Term
PLANT STEROLS
Definition
•ESSENTIAL COMPONENTS OF PLANT MEMBRANES THAT RESEMBLE THE CHEMICAL STRUCTURE OF CHOLESTEROL AND CARRY OUT SIMILAR CELLULAR FUNCTIONS IN PLANTS
•NATURALLY PRESENT IN SMALL AMOUNTS IN FRUITS, VEGETABLES, NUTS, SEEDS, LEGUMES, AND OILS
Term
PUFA
Definition
•POLYUNSATURATED FATTY ACIDS
•FATTY ACID CONTAINING 2 OR MORE DOUBLE BONDS
Term
PROTEIN SPARING
Definition
•ENERGY SOURCE SO THAT PROTEIN CAN BE USED FOR BUILDING AND REPAIRING
•EX: FATS AND CARBS
Term
SFAS
Definition
•SATURATED FATTY ACIDS
•FATTY ACID THAT DOES NOT CONTAIN ANY DOUBLE BONDS
Term
STRUCTURAL LIPIDS
Definition
•FATS THAT ARE A COMPONENT OF CELL MEMBRANES, TOOTH ENAMEL, AND DENTIN
•EX: PHOSPHOLIPIDS
Term
TRANS FATTY ACID
Definition
•UNSATURATED FATTY ACID THAT IS USUALLY MONOUNSATURATED
•MAY BE FORMED DURING HYDROGENATION
Term
TRIGLYCERIDES
Definition
•MAJOR FORM OF LIPID IN THE BODY AND IN FOOD THAT IS COMPOSED OF 3 FATTY ACIDS BONDED TO GLYCEROL, AN ALCOHOL
Term
UNSATURATED
Definition
•FATTY ACID OF OR RELATED TO AN ORGANIC COMPOUND, ESPECIALLY FATTY ACIDS, CONTAINING ONE OR MORE DOUBLE OR TRIPLE BONDS BETWEEN CARBONS
Term
FATS IN THE DIET ARE _________
Definition
•LIPIDS
Term
LIPIDS CONTAIN THE SAME 3 ELEMENTS AS ______________
Definition
•CARBOHYDRATES (C, H, AND O)
Term
LIPIDS PROVIDE _____ ENERGY PER GRAM THAN EITHER CARBS OR PROTEINS
Definition
•MORE
Term
WHAT ARE THE DIFFERENT CLASSES OF LIPIDS?
Definition
•SIMPLE: TRIGLYCERIDES
•STRUCTURAL: PRODUCED FOR SPECIFIC FUNCTIONS
Term
DIETARY LIPIDS
Definition
•TRIGLYCERIDES, FATTY ACIDS, PHOSPHOLIPIDS, AND CHOLESTEROL
Term
LIPOPROTEINS ARE FOUND ONLY ____________
Definition
•IN THE BODY (NOT IN FOODS)
Term
GLYCEROL + 1 FATTY ACID = _______________
Definition
•MONOGLYCERIDES
•FOUND IN THE SMALL INTESTINE
Term
GLYCEROL + 2 FATTY ACIDS = ______________
Definition
•DIGLYCERIDES
•FOUND IN THE SMALL INTESTINE
Term
GLYCEROL + 3 FATTY ACIDS = ______________
Definition
•TRIGLYCERIDES
•MOST COMMON FAT FOUND IN ANIMAL OR PROTEIN FOODS
Term
THE 3 FATTY ACIDS ATTACHED TO THE TRIGLYCERIDES CAN BE:
Definition
•LONG
•MEDIUM
•SHORT
•SATURATED
•UNSATURATED
Term
HYDROGENATION CHANGES __________ BONDS TO _________ BONDS
Definition
•UNSATURATED
•SATURATED
Term
SOMETIMES HYDROGENATION CAUSES:
Definition
•HYDROGEN ATOMS TO BE ROTTED SO THEY ARE ON OPPOSITE SIDES OF THE BOND (TRANS FORM)
Term
FOODS WITH TRANS FATTY ACIDS:
Definition
•HAVE A LONGER SHELF LIFE AND THE FLAVORS ARE STABLE
Term
POLYUNSATURATED FATTY ACIDS INCLUDE:
Definition
•OMEGA-6 FATTY ACIDS (FOUND IN VEGETABLE OILS)
•OMEGA-3 FATTY ACIDS (FOUND IN THE OILS OF CERTAIN FISH)
Term
SFAs ARE __________ AT ROOM TEMP
Definition
•SOLID
Term
MOST ANIMAL FATS ARE ________ AT ROOM TEMP
Definition
•SOLID
Term
MUFAs AND PUFAs ARE __________ AT ROOM TEMP
Definition
•LIQUID
Term
FATS WITH A HIGH PROPORTION OF UNSATURATED FATTY ACIDS MAY BECOME __________ AND CAN RESULT IN __________________________
_____, ______, AND ______ ARE ANTIOXIDANTS ADDED TO SLOW DOWN THIS PROCESS
Definition
•RANCID
•THE FORMATION OF PEROXIDES THAT ARE TOXIC
•VITAMIN E, BHA AND BHT
Term
PHOSPHOLIPIDS ARE STRUCTURAL COMPONENTS OF _____________, ____________, AND ____________
Definition
•CELL MEMBRANES
•TOOTH ENAMEL
•DENTIN
Term
______________ CAN MIX WITH EITHER FAT SOLUBLE OR WATER-SOLUBLE INGREDIENTS AND TRANSPORT THESE PRODUCTS ACROSS MEMBRANE BARRIERS
Definition
•PHOSPHOLIPIDS
Term
PHOSPHOLIPIDS ARE USED AS:
Definition
•ADDITIVES IN COMMERCIAL PRODUCTS TO PREVENT WATER AND FAT COMPONENTS FROM SEPARATING (ESPECIALLY LECITHIN)
Term
WHAT ARE THE 4 TYPES OF LIPOPROTEINS?
Definition
•HDLs
•LDLs
•VLDLs
•CHYLOMICRONS
Term
HDLs
Definition
•HIGH DENSITY LIPOPROTEINS
•CARRY CHOLESTEROL FROM BODY CELLS TO THE LIVER FOR DISPOSAL (HEALTHY)
Term
LDLs
Definition
•CARRY LIPIDS, ESPECIALLY CHOLESTEROL, FROM LIVER TO TISSUES (LESS HEALTHY)
•LOW DENSITY LIPOPROTEINS
•CARRY LIPIDS THAT TRIGGER INFLAMMATION THAT MAY CONTRIBUTE TO HEART DISEASE
Term
VLDLs
Definition
•VERY LOW DENSITY LIPOPROTEINS
•CARRY TRIGLICERIDES AND OTHER LIPIDS FROM THE LIVER TO TISSUES
Term
CHYLOMICRON
Definition
•LOWEST DENSITY CLASS OF LIPOPROTEIN
•CONTAINS THE MOST TRIGLYCERIDES OF ALL OF THE CLASSES
Term
WHAT IS THE OPTIMAL LEVEL OF LDLs IN THE BLOOD?
Definition
• <100 MG/DL
Term
WHAT IS THE OPTIMAL LEVEL OF HDLs IN THE BLOOD?
Definition
• >40-60 MG/DL
Term
WHAT IS THE OPTIMAL LEVEL OF TRIGLYCERIDE IN THE BLOOD?
Definition
• 200 MG/DL
Term
IMPORTANT FUNCTIONS OF CHOLESTEROL ARE:
Definition
•IT IS A CONSTITUENT OF THE BRAIN, NERVOUS TISSUE, AND BILE SALTS
•IT IS A PRECURSOR OF VITAMIN D AND STEROID HORMONES
•IT IS A STRUCTURAL COMPONENT OF CELL MEMBRANES AND TEETH
•MOST IMPORTANTLY: THEY TRANSPORT CHOLESTEROL IN THE BLOOD
Term
WHAT ARE THE PHYSIOLOGICAL ROLES OF LIPIDS?
Definition
•ENERGY
•SATIETY VALUE
•PALATABILITY
•COMPLEMENTARY RELATIONSHIPS (FACILITATE THE ABSORPTION OF FAT SOLUBLE VITAMINS)
•ESSENTIAL FATTY ACIDS HAVE HEALTH BENEFITS
•OMEGA-3 FA IN THE DIET REDUCE RISK OF ATHEROSCLEROSIS
•ORGAN PROTECTION AND INSULATION
Term
FATS MAY HAVE A _________________ EFFECT
Definition
•CARIOSTATIC
Term
STREPTOCOCCAL ORGANISMS ARE INHIBITED BY __________
Definition
•A FATTY ACID
Term
_________________ FATTY ACIDS MAY REDUCE DISSOLUTION OF HYDROXYAPATITE
Definition
•LONG-CHAIN
Term
FOOD RETENTION IS REDUCED BY ____________
Definition
•INCREASED FAT INTAKE
Term
FATS MAY __________ THE TOOTH SURFACE, PREVENTING ___________
Definition
•GREASE
•ACID PENETRATION
Term
FATS MAY COAT FOOD PARTICLES AND PREVENT__________________
Definition
•PARTIAL DIGESTION IN THE MOUTH
Term
DIETARY FAT DELAYS ________________, ENHANCING _________________ AND INCREASING _____________________
Definition
•GASTRIC EMPTYING
•FLUORIDE ABSORPTION
•FLUORIDE CONCENTRATION IN THE TISSUES
Term
ORAL INFLAMMATION PROMOTES ______________ WHICH PROMOTES _________________
Definition
•BODY INFLAMMATION
•PLAQUE FORMATION IN THE ARTERIES
Term
FATS SHOULD BE LIMITED TO ________________
Definition
•LESS THAN 35% OF TOTAL DAILY CALORIES
Term
OVERCONSUMPTION OF FAT LEADS TO:
Definition
•OBESITY
•HYPERLIPIDEMIA
•CANCER
Term
FAT REPLACERS:
Definition
•MAY REDUCE FAT AND ENERGY CONSUMPTION
•SEEM TO POSE LITTLE RISK TO HEALTH
Term
T/F
NO FOOD CONTAINING MORE THAN 35% OF ITS KCALS FROM FAT CAN BE CONSIDERED HEALTHY
Definition
FALSE. THE OVERALL AVERAGE OF FAT INTAKE IS IMPORTANT. NOT JUST FROM ONE FOOD
Term
T/F
FATS CONTAINING VITAMIN E DETERIORATE AND BECOME RANCID RAPIDLY
Definition
FALSE. VITAMIN E IS AN ANTIOXIDANT AND PROTECTS THE OIL TO SOME DEGREE
Term
T/F
A PRODUCT CONTAINING MORE UNSATURATED FATTY ACIDS THAT SATURATED FATTY ACIDS IS A HEALTHIER FOOD CHOICE THAN ONE CONTAINING A HIGHER PROPORTION OF SATURATED FATTY ACIDS
Definition
TRUE
Term
T/F
DIETARY FAT INTAKE SHOULD BE LESS THAN 20% OF TOTAL KCALS
Definition
FALSE. IT SHOULD BE LESS THAN 20-35% OF TOTAL KCALS
Term
T/F
BANANAS AND AVACADOS CONTAIN CHOLESTEROL
Definition
FALSE. THEY ARE BOTH PLANT PRODUCTS
Term
T/F
OILS ARE LESS FATTENING THAN SOLID FATS
Definition
FALSE. ALL FATS PRODUCE 9KCALS/G
Term
T/F
FAT INTAKE HAS BEEN LINKED MORE FREQUENTLY TO CANCER THAN ANY OTHER DIETARY FACTOR
Definition
TRUE
Term
T/F
NUTS AND CHEESES ARE NUTRITIOUS FOODS THAT SHOULD BE RECOMMENDED TO ALL PATIENTS BECAUSE THEY REDUCE CARIES RATE
Definition
FALSE. THEY ARE NUTRITIOUS, BUT THEIR USE SHOULD BE LIMITED BECAUSE OF THEIR HIGH FAT CONTENT
Term
T/F
FATS CONTAIN 9KCALS/G
Definition
TRUE
Term
T/F
OMEGA-3 FATTY ACIDS ARE POLYUNSATURATED FATTY ACIDS
Definition
TRUE
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