Lecture 7 Flashcards
(21 cards)
How is a food calorie depicted as?
1 kcal
How many calories is 1g of FAT?
9 calories
How many calories is 1g of CARBOHYDRATE?
4 calories
How many calories is 1g of PROTEIN?
4 calories
How many calories is 1g of ALCOHOL?
7 calories
Calories required per day to maintain weight and good physiological status depends on what?
Age, Body weight, Level of activity, and Gender
How many suffer from hunger and malnutrition?
1 billion people
How many people die from hunger and malnutrition each year?
~9 million
Dietary Energy Supply (DES) is the average number of what per person per day?
Calories AVAILABLE
Dietary Energy Consumption (DEC) is the average number of what per person per day?
Calories CONSUMED
What is MDER?
Minimum Dietary Energy Requirement (2000 Cal/person/day)
What is ADER?
Average Dietary Energy Requirement (2500 Cal/person/day)
What is food insecurity?
The recurrent and involuntary lack of access to enough food to fully meet basic nutritional needs due to lack of financial resources.
Paradox of obesity sometimes co-existing with hunger and food insecurity…
Fear of running out of food need to max caloric intake tradeoffs between food quantity/quality Overeating when food is available (binge eating) Physiological changes (fat cells +)
What is SNAP?
Supplemental Nutrition Assistance Program
How many americans participate in SNAP?
46 million (2012)
What is a Nutrient?
Any chem substance that can be used by an organism to sustain its metabolic activities
What is a nutrient required for?
Energy, growth, renewal of tissues, reproduction, lactation
What is essential for life?
Ambient temperature, Oxygen, Water, Energy (calories), Essential nutrients (Protein, N, Essential amino/fatty acids, vitamins, trace elements)
What is a vitamin?
Organic substances that the body requires in small amounts for metabolism and is incapable of synthesizing or does not synthesize in sufficient quantity for its overall needs
What are the two types of vitamins?
Water soluble and Lipid soluble
