Nutrition 47 Flashcards
Nutrients
Organic and inorganic substances in foods required by body
Nutritive value
Nutrient value of specific food
Energy providing nutrients are
Carbohydrates
Fats
Proteins
Macronutrients
Carbohydrates Fats Protein Minerals Vitamins Water
Micronutrients
Vitamins and minerals required in small amounts
Nutrition
Sum of all interactions between an organism and the food it consumes
Types of carbs
Sugars
Starches
Fiber
Carbohydrates
Carbon
Hydrogen
Oxygen
Sugars
Plants and animals
Monosaccharides
Disaccharides
Monosaccharides
Single molecules
Glucose
Fructose
Galactose
Starches
Insoluble, non sweet
Polysaccharide
Polysaccharide
Many glucose molecules
Plants, cereal, potatoes
Fiber
Complex carb
Plants
Proteins
Amino acids Carbon Hydrogen Oxygen Nitrogen
Essential amino acids
Nine
Body cannot produce
Tenth- arginine for immune
Nonessential amino acids
Body can produce
Complete protein
Contain all essential amino acids
Animal meats
Egg
Dairy
Incomplete proteins
Lack one or more essential
Vegetables
Vitamin
Organic compound body cannot make
Needed for metabolism
Water soluble vitamins
C, complex B, pantothenic acid, biotin
Body cannot store these
Fat soluble vitamins
A, D, E,K
Body can store these
Minerals
Organic/ inorganic
Calcium, phosphorus
Macro minerals
Needed daily 100 mg
Calcium, phosphorus, sodium, potassium, magnesium, chloride, sulfur
Micro minerals
Less than 100 mg daily
Iron, zinc, iodine, manganese, fluoride, copper, cobalt, chromium, selenium
Metabolism
Refers to all biochemical and physiological processed by which the body grows and maintains itself
Basal metabolic rate
BMR
The rate at which the body metabolizes food to maintain energy at rest and awake
Resting energy expenditure
REE
Amount of energy required to maintain basic body functions. Required for life
Ideal body weight
IBW
Optimal weight recommended for optimal health
Body mass index
BMI
Indicator of changes in body fat stores and whether a person’s weight is appropriate for height. Useful for malnutrition
Dysphagia
Difficulty swallowing
Anemia
Decrease in RBC
Bottle mouth syndrome
Bottle left in the bed
Malnutrition
Both undernutrition and over nutrition
Overweight
BMI is 25 and 29.9
Obese
BMI is more than 30
Protein-calorie malnutrition.
Starving children in underdeveloped countries, cancer, chronic disease
Serum proteins
Estimate visceral protein stores
Hemoglobin, albumin, transferrin, iron binding capacity
Urea tests
Reflect intake and breakdown of protein
Liver and kidney function
Urine tests
Protein catabolism and nitrogen balance
Enteral
Through the GI system
Parenteral nutrition
IV infusion of dextrose, water, fat, proteins, electrolyte, vitamins, trace elements