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82 Cards in this Set
- Front
- Back
Where are CHO broken down?
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sm intestine
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What are CHO broken down into
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broken down into monosaccharides (glucose)
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what is the bodies primary source of fuel?
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glucose
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Fatty acids are broken down to what?
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Glycogen
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Glycogen is stored where?
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Liver, and smooth muscle cells
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Where are lipids broken down?
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small intestine
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What are proteins broken down as?
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amino acids and polypeptides
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where are proteins broken down?
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sm. intestine
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What is the rule of thumb for "ideal body weight" for females
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5' = 100#, each additional inch in ht. add 5 more #'s
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What is the rule of thumb for "ideal body weight" for males
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5' = 106#, each additional inch in ht. add 6 more #'s
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how do you calculate BMI?
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wt in kG/ht (M)2
so... lbs divided by 2.2/(ht in inches divided by 39.4)2 |
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RDA for CHO
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130 g (45-65%)
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equation for RDA for protein
RDA % for protein |
0.8 x wt in kG (10-35%)
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RDA for lipids
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20-35% of diet
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components of a nutritional screening
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custom designed for a particular population; pregnant women, cardiac disease or diabetic patients
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when could a nutritional assessment be done
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intake at a hospital; individual basis.
indepth analysis of a person's nutritional status/habits |
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essential amino acid
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must be obtained from diet because they cannot be synthesized by humans in adequate amounts
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nonessential amino acid
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amino acid that can be made in the body from precursors of other amino acids
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how many essential amino acids are there?
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9 essential amino acids
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how many nonessential amino acids are there?
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11 nonessential amino acids
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how does albumin indicate nutritional status?
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albumin often used to assess protein status
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When can you see values of albumin "off"
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due to injury, infection, dehydration, liver disease, renal disease and Congestive heart failure
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What is not a sensitive indicator for protein malnutrition
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hypoalbuminemia
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When does nutritional risk begin with alcohol ingestion?
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risk begins at more than one drink daily for women and more than two drinks daily for men
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What type of fiber lowers cholesterol?
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soluble fiber
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What can soluble fiber do?
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can lower serum cholesterol
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examples of soluble fiber
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pectin, some hemicelluloses, vegetable gums, psyllium mecilages
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best sources of soluble fiber
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dried peas, beans; lentils, oats, certain fruits and vegetables
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What common cereal could lower cholesterol?
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Oatmeal
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what nonnutritive sweetener should someone with PKU avoid
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aspartame (nutrasweet, equal, spoonful)
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What does PKU stand for, quick explanation of PKU
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phenylketonuria; congenital disease caused by a defect in metabolism of phenylalanine (an essential amino acid) that if not treated leads to intellectual impairment
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why can ingestion of nonnutritive sweeteners actually cause people to increase weight?
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caloric intake causes weight, not just sugar. some foods with sugar substitutes have increases calories because of other ingredients
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explain complete protein?
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provide all 9 essential amino acids in adequate amounts
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explain incomplete protein?
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provide all essential amino acids, however one or two present insufficient quantities to support protein synthesis
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What is the only complete plant protein?
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Soy protein
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What is a complementary plant protein?
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Rice and Beans
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What do vegan, and all forms of vegetarianism not eat?
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meat
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difference between lacto-vegetarian and lacto-ovo-vegetarian?
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lacto-ovo-vegetarian eats eggs, milk and vegies, where lacto-vegetarian milk plus vegie
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What might all forms of vegetarianism be lacking in their diet?
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complete proteins
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fat that is solid at room temp?
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saturated fat
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why is a fat classified as "saturated"
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holds maximum number of hydrogens possible in their fatty-acid chain
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example of a saturated fat
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coconut oil
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two types of unsaturated fats
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monosaturated, and polysaturated
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what form in unsaturated fats hold when at room temp?
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oil
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what is the difference between monosaturated and polysaturated fats
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mono. has only one double bond, where poly. has multiple double hydrogen bonds
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olive oil is example of what type of fat?
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monosaturated
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peanut oil is example of what type of fat?
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monosaturated
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avocado is example of what type of fat?
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monosaturated
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most nuts are examples of what type of fat?
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monosaturated
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fish oil is an example of what type of fat?
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polysaturated
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What is "good" cholesterol
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HDL (high density lipid)
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if tested, what would be the desire amount of "good" cholesterol in your blood?
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> 60 mg/dL
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what is "bad" cholesterol
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LDL (low density lipid)
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if tested, what would be the optimal amount of "bad" cholesterol in your blood serum?
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<100 mg/dL
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possible side effects for excessive doses of Vitamin A
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birth defects, irreversible bone and liver damage
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possible side effects for excessive doses of Vitamin B1
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deficiencies in B2 and B6
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possible side effects for excessive doses of Vitamin B6
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damage to the nervous system
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possible side effects for excessive doses of vitamin C
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affects the absorption of copper; diarrhea
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What are examples of Fat soluble vitamins
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Vitamin A, D, E, K
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What are examples of water soluble vitamins
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Vitamin B (B1/Thiemin, B2/Riboflavin, B3/Niacin, B6, B12, Folic Acid, Vitamin C
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Deficiencies associated with Vitamin A
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slow recovery of vision after flashes or bright light (retinal)
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Deficiencies associated with Vitamin D
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Rickets (in infants and children) softening of bones,
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Deficiencies associated with Vitamin E
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increased RBC hemolysis
in infants, anemia, edema, and skin lesions |
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Deficiencies associated with Vitamin K
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Hemorrhaging; blood clots
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Deficiencies associated with Vitamin B1 (thiamin)
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beriberi (mental confusion, fatigue)
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Deficiencies associated with Vitamin B2 (Riboflavin)
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dermatitis, cheilosis, glossitis, photophobia
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Deficiencies associated with Vitamin B3 (Niacin)
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4 D's (dermatitis, diarrhea, dementia, death)
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Deficiencies associated with Vitamin B6
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dermatitis, cheilosis, glossitis, abnormal brain wave patterns
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Deficiencies associated with Folate Acid (B9)
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glossitis, diarrhea, depression, fatigue
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Deficiencies associated with Vitamin B12
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GI changes, glossitis, anorexia, indigestion, diarrhea/constipation
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Deficiencies associated with Vitamin C
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bleeding gums, pinpoint hemorrhages under the skin, scurvy; delayed wound healing,, soft/loose teeth, anemia, depression, hysteria
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Vitamins which can only be absorbed through the small intestine and in the presence of fat.
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Fat soluble vitamins
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vitamins which are not stored in the body and must be replenished on a daily basis.
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water soluble vitamins
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where can you get Vitamin D
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sunlight, cod liver oil, egg yolks, fortified milk
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where can you get Vitamin K
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brussels sprouts, broccoli, spinach, looseleaf, lettuce, carrots, green beans, asparagus, eggs
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Where can you get Vitamin B12
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animal products, meat, fish, poultry, shell fish, milk, dairy products, eggs
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where can you get Folate acid
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liver, spinach, asparagus, dried peas, beans, OJ, breads, cereals
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what are 8 2functions of water?
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provides shape and structure to cells
regulates body temperature aids in the digestion and absorption of nutrients transports nutrients and o2 to cells serves as a solvent for vit, min, gluc, amino acids eliminates waste compoenent of mucus/lubricating fluids |
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This is not a reliable indictor of fluid needs among what group of people?
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elderly and children
during hot weather or strenuous excercise |
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how much water do we need per day?
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men - 3.7 L (3.0 coming from water and other bever, 0.7 from food)
women - 2.7 L (2.2L from water and other bev., 0.5 from food) |
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what are essential minerals of the body?
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Na, Sk, Cl
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what is the daily value of Na/day?
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2300 mg/d
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