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AHS 201 Fundamentals of Nurtrition
Exam #1 Dr. Uraukpa
66
Other
Undergraduate 1
09/28/2012

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Term
Nutrition
Definition
Links foods to health and disease. Includes processes by which humans ingest, digest, absorb, transpots, and excrete food substances
Term
What accounts for 2/3 of all deaths?
Definition
Heart disease(25%), Cancer(23%), Strokes(5%), diabetes(3%)
Term
Hunger
Definition
Physiological drive to eat, driven by the stomach, GI-internal mechanisms
Term
Appetite
Definition
Psychological drive to eat, driven by external mechanisms(environment, social customs, ads...)
Term
Satiety
Definition
No longer a desire to eat, regulated by brain.
Term
What are the 6 classes of nutrients?
Definition
Vitamins, minerals, lipids, water, carbohydates, protein
Term
How much of our body is made up of water?
Definition
3/4
Term
Carbohydates (CHO)
Definition
Major source of calories, 4Kcal/g. Made up of simple sugars, complex carbohydates, and dietary fiber.
Term
lipids
Definition
Fats, and oils, Do not dissolve in water, energy yeilding, 9Kcal/g, animal fats are solid, plant fats are liquid
Term
Protein
Definition
Structual material, energy yeilding, 4Kcal/g, amino acids, most Americans consume excess protein.
Term
Vitamins
Definition
Enable chemical reactions, yeild NO energy, subject to cooking losses
Term
Fat soluble vitamins
Definition
Vitamins A, D, E, K
Term
Water soluble
Definition
Vitamin B complex, and C
Term
Minerals
Definition
Inorganic substances, numerous functions in the body, Not destroyed during cooking, yeild NO energy
Term
Water
Definition
Numerous vital functions in the body, majority of our body weight, found in foods, yeilds NO energy
Term
What is the recommended intake of water per day?
Definition
9-13 glasses
Term
How much Kcal/g does Alcohol produce?
Definition
7Kcal/g
Term
What is a calorie?
Definition
Measurement of energy, amount of heat to raise temperature of 1g of water 1degree C, 1000calories=1Kcal=1(food) Calorie.
Term
How much protein is advised per day?
Definition
10-35%
Term
How much carbohydrates are advised per day?
Definition
45-65%
Term
How much fat is advised per day?
Definition
20-35%
Term
What does NHANES stand for?
Definition
National Health and Nutrition Examination Survey
Term
What does Healthy People 2020 want to achieve?
Definition
Promote quality of life, achieve healthy equity, attain high-quality, longer lives free of preventable disease and death, create social and physical environments that promote good health.
Term
What causes the freshman 15?
Definition
Stressful situations, university environment, peer pressure, alcohol, lack of exercise.
Term
Philosophy that works....
Definition
Consume a variety of foods balanced by moderate intake of each food.
Term
Define Variety, balanced, and moderation
Definition
Variety: Choose different foods
Balanced: Don't overeat any single type of food
Moderation: Control portion size
Term
What is nutrient dense?
Definition
Comparison of vitamins and minerals content with number of Kcals.
Term
State of nutritional health
Definition
Intake meets body's needs, body has a small surplus.
Term
Undernutrition
Definition
Intake is below body's needs, surpluses are depleted, health goes down, metabolic processes slow or stop
Term
Overnutrition
Definition
Intake exceeds body's needs, short term-few symptoms, long term-serious conditions, obesity
Term
Antropometric
Definition
Measuring height, weight
Term
DRI
Definition
Dietary Reference Intake, made up of RDA's, AI's, EER's, UL's, and DV's. Gender and age specific.
Term
AI
Definition
Adequate Intakes
Term
EER
Definition
Estimated Energy Requirements
Term
UL
Definition
Upper Levels (maximum level allowed before it will hurt you)
Term
DV
Definition
Daily Value
Term
RDA
Definition
Recommended Dietary Allowances, recommended intake of nutrients that meet the needs of almost all Healthy People.
Term
MyPlate
Definition
Depicts a place setting, how to build a healthy plate at mealtime, fruits and veggies cover 1/2 plate, grains occupy slightly more than 1/4 of plate, remaining space is protein, cup of dairy too!
Term
What food requires a label?
Definition
Nearly all packaged food, processed meat products, health claims. Fresh produce, raw single ingredient meals, poultry, fish are VOLUNTARY.
Term
What is NOT required on a food label?
Definition
% daily value for protein(for foods intended for 4yrs old or older), protein deficiency is rare(in USA), Procedure to determine protein quality is expensive.
Term
How many grams of carbohydrates per day do we need just for our brain to function?
Definition
130g/day
Term
Cell Metabolism
Definition
Entire network of chemical processes, releases energy from food, synthesis, prepare waste products.
Term
Anabolic
Definition
Synthesis
Term
Catabolic
Definition
To breakdown
Term
How long is the GI Tract?
Definition
About 26 feet long
Term
What is saliva made out of?
Definition
Solvent, enzymes, mucus
Term
How long is the small intestines?
Definition
About 10 feet
Term
Small intestines
Definition
Very large surface area, folded walls, villi and microvilli, absorbtive cells, rapid cell turnover.
Term
Esophagus
Definition
Long tube, epiglottis, peristalsis, lower esophageal sphincter, heartburn
Term
Stomach
Definition
Has gastric juices, holding "tank", formation of chyme, prevention of autodigestion.
Term
Mouth
Definition
Mastication, taste, saliva
Term
Nutrient absorption
Definition
Think Physiology...Passive, facilitated, active, and phagocytosis.
Term
Large intestines
Definition
indigestible food stuff, no villi or enzymes, mucus-producing cells, absorption of water, some vitamins and minerals, bacteria(prebiotic, probiotic), elimination.
Term
Rectum
Definition
Stool, elimination, muscle contractions, anal sphincter
Term
Accessory organs
Definition
Pancreas, gall bladder, liver
Term
Liver
Definition
makes bile(helps to breakdown fat, acts as an emulsifier)
Term
Gallbladder
Definition
Stores the bile
Term
Nutrient storage capabilites
Definition
Maintain reserves, adipose tissue(stores fatty acids), glucose stores in liver and muscles, calcium in bones, protein from muscles
Term
What is the normal pH range for blood?
Definition
7.35-7.45
Term
Kidneys
Definition
get rid of ammonia(very acidic and toxic)
Term
Nutritional diseases with a genetic link
Definition
Cardiovascular disease, Obesity, Diabetes, Cancer
Term
Common problems with digestion
Definition
Ulcers, heartburn, constipation, irritable bowel syndrom, diarrhea, gall stones.
Term
Ulcers
Definition
Can occur in esophagus, stomach, and small intestines. Causes anti-inflammatory drugs.
Term
Constipation
Definition
Difficult or infrequent evacuation, causes: ignoring normal urges, muscle spasms, certain medications. Treatment: dietary fiber, fluids, regular exercise.
Term
Laxatives
Definition
Irritate the intestinal nerves, draw water into the intestines, regular use is harmful.
Term
Celiac disease
Definition
Digestive disorder, gluten damages villi. Treatment:Gluten free diet, can be cured by nutrition 100%
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