Shared Flashcard Set

Details

Short Answer
functions and short lists
35
Nutrition
Undergraduate 1
12/14/2013

Additional Nutrition Flashcards

 


 

Cards

Term
The Dash Diet...contains more of...
Definition
magnesium, calcium, potassium
Term
Functions of Water
Definition
-Transportation (Blood plasma)
-Lubrication (saliva)
-Chemical reactions
-Temperature regulations(sweat)
Term
Source of Water Input
Definition
-Liquids
-Foods
-Metabolism
Term
Sources of Water Output
Definition
-Feces
-Lungs
-Skin
-Kidneys
Term
Hard Water vs. Soft Water
Definition
-Hard water has more calcium and magnesium
-Soft water has less calcium and magnesium (more sodium, especially if a water softener is used
Term
AAP Juice Recommendations
Definition
-4-6 fluid oz per day for ages 1-6 years
-8-12 fluid oz per day for ages 7-18 years

*These are UL numbers
Term
Caffeine Sources
Definition
-Hot Beverages: Coffee, starbucks, tea, hot chocolate
-Cold Drinks: soda, energy drinks
-Some medications: Excedrin, NoDoz, Migralam
Term
Caffeine effects on the body
Definition
-Normal: Feelings of increased alertness, increases fatty acid release(may help with endurance exercise), a mild diuretic
Term
Caffeine and Health
Definition
-Overdose: nervousness, upset stomach, irritability, headaches, diarrhea, insomnia, high blood pressure
*Long term risks: infertility and osteoporosis (when combined with low calcium intake)
-Withdrawl: Headaches and fatigue
Term
Risks of Being Underweight
Definition
-Reduced nutrient reserves
-Reproductive problems
-Amenorrhea and bone loss in women
Term
Risks of Being Overweight/Obese
Definition
-Chronic disease(heart disease, type 2 diabetes, hypertension)
-Joint problems
-Sleep apnea
Term
BMI categories for adults
Definition
-Males: 12-18%
-Females: 20-28%
-Athletes: males (more than 5%) and women (able to menstruate regularly
Term
How Body Composition can be Estimated
Definition
-Underwater weighing: fat is less dense then lean
-Skinfolds: measures the fat under the skin
-Bioelectrical Impedance: lean tissue conducts electricity better
Term
Waist Circumference for Excess Body Fat
Definition
-Increased health risks with central obesity
-Men: aim for less than 40 inches
-Women: aim for less than 35 inches
Term
Energy Balance
Definition
-This is kcal in minus kcal out of the body
Term
Basal Metabolic Rate
Definition
The rate at which energy is used by an organism at complete rest, measured in humans by the heat given off per unit time, and expressed as the calories released per kilogram of body weight or per square meter of body surface per hour.
Term
Set-Point Theory
Definition
-This is the tendency to maintain a stable weight
-Parts of the hypothalamus help to regulate body energy stores
-When weight is lost the set point takes time to reset
Term
Leptin
Definition
-This is the OB gene
-Without it, you have higher chance of obesity
-Trying to make a drug, but it has other side effects
Term
Fat Cell Theories
Definition
-Once extra fat cells are created they tend to remain
-Lipoprotein Lipase may be more active in some than others to store adipose fat tissue
Term
Environmental Causes of Obesity
Definition
-External cues for eating
-Labor saving devices
-Safe exercise areas
Term
Hunger vs. Satiety
Definition
Hunger: physical need for food
Satiety: Eating when stressed or aroused, could be bigger portion sizes
Term
Eating and Exercise Behaviors Related to Obesity
Definition
Eating Behaviors: eating when stressed or aroused, portion sizes
Exercise Behaviors: Busy schedules, use of labor saving devises and sedentary recreation
Term
Fasting for Weight Loss
Definition
-Carb: carb stores are depleted in 1-2 days; proteins breakdown to provide glucose
-Protein: Amino acids are recycled and used to make glucose, body protein is lost
-Fat: ketones help meet energy needs of the brain and reduce hunger
Term
Low Carbohydrate Diets
Definition
-Rapid early weight loss as glycogen and water is depleted
-Attempt to keep a person in ketosis while making up for increased protein breakdown with increased dietary protein
-Long term concerns about bone and kidney health as well as cardiovascular risk
-Environmental risk of eating more animal protein
Term
Ketosis
Definition
Reduced hunger
Term
Very Low Calorie Diet
Definition
-Roughly 800 kcal per day
-Mostly prepackaged foods
-Risks: gallstones, blood pressure probs, rapid weight regain is common
-Appropriate for use with a health condition related to excess weight
Term
Lipase Inhibitors
Definition
-Orlistat
-Blocks fat absorption
Term
Gastric Bypass
Definition
A surgeon constructs a small stomach pouch and restricts the outlet from the stomach to the intestine
Term
Gastric Banding
Definition
A surgeon constructs a small stomach pouch and creates and outlet directly to the jejunum
Term
Liposuction
Definition
a technique in cosmetic surgery for removing excess fat from under the skin by suction
Term
Guidelines for Gaining and Losing Weight
Definition
-Individualized approach
-Aim for permanent lifestyle changes
-Slow but steady
-Physical activity
-Take the focus off appearance
-Don't lose the joy!
Term
Three categories of problem behaviors in disordered eating
Definition
-Starving, binging and purging
Term
Anorexia nervosa
Definition
-Prevalence: Up to 1% of adolescent women
-Symptoms: Refusal to maintain a healthy weight (under), fear of fate and weight gain, amenorrhea (lack of menstruation)
Term
Bulimia
Definition
-Prevalence: 4-10% of adolescents (mostly women)
-Symptoms: normal weight, binge/purge cycle
Term
How to Help a Friend with an Eating Disorder
Definition
-Confronting: Societal issues and personal issues(gently)
-Support:
-For the individual: encourage healthy coping mechanisms, let them know you care
-For the friends and family: expect denial, don't fight about food or weight
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