Bookie's Nutrition Quiz
Top Leading Causes of Death
~ Heart Disease (Cancer)
Nutrient Density
~ Comparison of vitamin & mineral content with # of kcals
Energy Density
~ Comparison of the calorie content of a food with weight of food
Low Energy Density foods
~ foods with < 1.5 kcals/gm
High energy density foods
~ foods with > 4 kcals/gm
~ generally foods with high amounts of fats, sugars and cals
foods that MUST have food label
~ prepared foods (bread, drinks, canned foods, cereal, etc..)
Nutriotion facts panel
~ serving size + servings per container
~ calories per serving
~ percent daily values
Recent Changes
~ Potassium + vitamin D are now required
~ Added sugars vs. total sugars
Types of Carbohydrates
~ Monosaccharides
~ galactose (lactose)
types of carbohydrates
~maltose (2 glucose)
~ lactose (milk sugar)
~ dietary fiber
Glycogen
~ storage form of glucose
~ stored in liver + muscle
~ Limited storage capacity
Glycogen
~ Broken down when blood glucose levels are low
~ blood glucose levels
~ Insulin (glucose levels rise)
Organic
~ No synthetic fertilizers, or pesticides used in the last 2-3 years
~ Irradiation
Scientific Mehod: types of studies
~ Epidemiologic studies
~ Laboratory Animal studies
~ Clinical Trials
Types of studies
~ single blind - participants unaware
human studies
~ Informed consent - may leave at any time
Animal studies
~ animal housing + handling strictly regulate
steps in scientific method
1). Make an observation
2). Ask a question
3). Form a hypothesis
Bias
~ Must disclose when publishing
Bias
~ Double blind studies diminish chance of bias
Nutrient Density
~ Nutrient dense foods have few kcals + high # of nutrients
types of studies
~ Double blind - participants + researchers
Low Energy Density foods
~ foods that have lots of fiber & water
Types of Carbohydrates
~ Glucose (blood sugar)
Types of Carbohydrates
~ fructose (fruits)
Types of Carbohydrates
~ sucrose (table suar)
Types of carbohydrates
~ starch
High energy density foods
~ limit foods and portion size