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82 Cards in this Set

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