Shared Flashcard Set

Details

FDNS Exam 3
Eating Disorders- Food Safety
115
Health Care
Undergraduate 1
11/12/2008

Additional Health Care Flashcards

 


 

Cards

Term
How much of the body's water is intracellular?
Definition
2/3s
Term
What percentage of the body consist of water?
Definition
50-75%
Term
What are the four fucntions of fluids?
Definition
1)dissolving and transporting of substances 2) making up blood voume 3) protecting and lubricating body tissues 4) controlling body temperature
Term
When minerals/ electrolytes dissolve in water, they become _________.
Definition
ions
Term
Water _______ throught the body; serves as an ________; removes ______; acts actively in many ________; serves as a shock absorber
Definition
carries nutrients; universal solvent; wates; chemical reactions
Term
Function of electrolytes
Definition
- regulate fluid balance
- enable nerve responses/ stimuli
- signal muscle contraction
Term
People should consume ____ of water for every kcal consumed
Definition
1-1.5 mL
Term
Water balance consists of ______ vs _____
Definition
Intake; excretion
Term
What happens when water is low in the body?
Definition
blood becomes too concentrated--water removed from salivary glands--mouth dry--hypothalamus--pitutary gland--ADH released--kidney reabsord H20= no urine
Term
What does ADH stand for?
Definition
Anti-diretic hormone
Term
What happens when water too high?
Definition
kidney secrete large amts of h20
Term
______, _____, and _____ can affect fluid balanace, leading to _______
Definition
caffeine, alcohol, medication; dehydration
Term
What are minerals?
Definition
inorganic elements that dont change into other substances
Term
what are the two types of minerals?
Definition
Term
What are macrominerals?
Definition
Major minerals; N, K, Cl, Ca, Mg, S, P
Term
What amout of macromolecule are there in the body at any given time?
Definition
>5 g; over 100 mg a day
Term
What are some general uses of macrominerals?
Definition
H20 balance; nerve transmission; muscle contraction
Term
What are trace minerals?
Definition
Fe, I, Cu, Se, F, Zn, Pb, Mo
Term
_____ is the major cation outside the cells
Definition
Sodium
Term
Excess Na usuall excreted; if retained can lead to ________ and risk of ______
Definition
edema; hypertension
Term
Defiencey of Na leads to
Definition
muscle cramps
Term
____ is the major cation intracellular (inside cell)
Definition
potassium
Term
K defiencey result of
Definition
prolong vomit/diarhea; prescription drugs (diruetic, steroids, laxitives)
Term
____ is the major anion outside the cell (intercelluar)
Definition
Chloride; Cl
Term
Cl is associated with ___ and ___ in the _____
Definition
Na (NaCl) and HCl in the stomach
Term
Function of Cl include
Definition
fluid balance; digestion
Term
____ is the most abundant mineral in the body
Definition
Calcium, Ca
Term
Ca is found mostly in _____ and _____
Definition
bone; teeth
Term
Ca is associate with the mineral ______ and vitamin ___
Definition
Phosphorus, D
Term
Major function of Ca include:
Definition
-formation and maintenice of bone and teeth
-blood clotting
-muscle contraction
-transmission of nerve impulses
- secretion of hormones
-activation of enzume systems
2)
Term
Active growth of bone and teeth occurs around ______; with peak bone mass at ____; and loss at _____
Definition
0-2 yrs; 20-30 yrs; 40+ yrs
Term
The hormone ______ lowers blood Ca
Definition
calcitonin
Term
The ______ hormone raises blood calcium
Definition
parathyroid
Term
Vitamin D ______ Ca absorption
Definition
increases
Term
Ca absorption can be reduced by ____, ____ and _____
Definition
fiber, phylates, oxalates
Term
______ is the medical term for adult rickets( sofetning of bones)
Definition
osteomalacia
Term
Common sources of Ca
Definition
tofu, broccoli, dairy, veggies
Term
The second most abundant mineral in body is
Definition
Phosporous, P
Term
___% of the P in associated with ___ in bones and teeth
Definition
85%; Ca
Term
The effects of a Phosphorus defiecinecy
Definition
are not known
Term
Function of P include
Definition
bone structure, ATP, DNA, RNA, phospholipids
Term
Sources of P
Definition
meat, milk, eggs, processed foods
Term
Over __% of Mg is in ___, associated with ___
Definition
50%, bones, Ca
Term
Functions of Mg include
Definition
-aid in heart function
-prevents Hypertension and Heart disease
Term
Rich sources of Mg include
Definition
seafood, legumes, vegs, tofu
Term
Sulfer is oftn found in _____ such as _____ and _____
Definition
amino acids; cytosine, methionine
Term
Sources of Sulfer include
Definition
foods with many natural protiens
Term
Protiens like ______ in _____; B vitamins like _____ and _____ are high in Sulfer
Definition
keratin/ hair; thiamin/ biotin
Term
Sulfer deficiencies
Definition
are uncommon, unless protien defieciency
Term
Content of trace minerals in food depends on
Definition
soil, H20, and processing
Term
what are the two types of Fe?
Definition
Henne (animal flesh) Non-henne (plant and animal food sources)
Term
Non-henne Fe must be aided by
Definition
MFP, Vit C, lactic/citric acid, sugar
Term
`What is the main funcion of Fe
Definition
Oxygen transportation in hemoglobin (blood) and myoglobin (muscle cells)
Term
What are some absorption inhibitors of fe?
Definition
-phylates
-fibers
-Ca/ P in milk
-Tannic Acid
Term
Where does blood Fe go?
Definition
bone marrow----spleen--- excess in liver
Term
Most common Fe defiencies occur in
Definition
10% toddlers, teen girls, women of child-bearing age
Term
Fe defiency means
Definition
there is a depletion of Fe stores
Term
What is anemia?
Definition
severe depletion of Fe stores w/ low concentration of hemoglobin
Term
Why do anemics expierince a reduced work capacity?
Definition
Anemic blood cells are white, small and empty, dont carry oxygen
Term
What are some effects of Fe toxicity
Definition
nasuea, vomiting, increased Heart rate; diarrhea
Term
What is the name of the disease that causes to much Fe to be absorbed and can lead to liver damagae and infection
Definition
Hemochromatosis
Term
____ is helpful in growth and healing
Definition
Zinc
Term
What are factors that affect Zinc absorption?
Definition
Necessity; fiber/phylate; interaction with Fe/Cu
Term
What is the correlation between Cu, Fe, and Zn?
Definition
Too much Zn impairs Cu absorption; Too much Fe impairs Zn absorption
Term
What are some of the effects of Zn defiecinecy?
Definition
Growth retardation; Delayes sexual defiencinceyl; impaired immune/brain/healing function; dwarfism
Term
What are common function of Se
Definition
Antioxidant (Vit E); thyroid metabolisms
Term
Se defiencies can result in
Definition
infection
Term
What are the two forms of iodides?
Definition
Iodine= food iodide=body
Term
What are some function of I
Definition
thyroid (body temp; growth; metabolism)
Term
What are some effects of goiter?
Definition
Enlarged thryoid gland
weight gain
slow metabolism
Term
What are some effects of cretinism (I defiecincy)
Definition
Mental/physical retardation
Term
What are the function of Cu?
Definition
Antioxidant
hemoglobin synthesis
collagen synthesis
wound healing
Term
what disaes leads to Cu misabosorption
Definition
Menkes= too little Wilson's=too much
Term
what are symptoms of Fl defiecency? Toxicity?
Definition
Cavities; Flurosis (teeth darkening)
Term
Lb is a _______ that impairs______
Definition
contaminant; growth
Term
why does Fe displace Fe, Cu, and Zn?
Definition
They are chemically similar in shape
Term
What is the preveland of Pb toxicity?
Definition
1/6 kids; 1/9 fetuses; 1.7 million pre-k age kids (10-15%)
Term
What are some symptoms of Pb toxicity?
Definition
learning disabilities, behavrio, nervous system, anemia, sleep, hearing
Term
what are some affects of Pb on adults?
Definition
Kidney damage, reproduction infetrilityl hypertension
Term
what are sources of Pb?
Definition
old paint, dirt, ceramics, imported food cans, air pollution
Term
What are some preventional steps to Pb poisening?
Definition
Check H20; no cermaics for food; keep away from old paint/dirt; transfer food to containers after opening; was hands b4 eating
Term
Plant sources of ___ and ___ are poorly absorbed
Definition
Iron and Zince
Term
Soy interferswtih ____ absorption
Definition
Zinc
Term
Vitamin ___ is only found in animal products; must be supplemented with
Definition
sunlight and pills
Term
Cereal grains are low in the protein
Definition
Lyesine
Term
Legumes are low in the aa
Definition
Methionine
Term
Protien quality depends on ______ and how digestible protein is
Definition
9 essential aa's present
Term
Vegan children tend to be
Definition
smaller and lighter and needed higher amts of Protien
Term
What are phytochemicals?
Definition
susbtances in plants that have health benefits like fighting cancer and disease
Term
_____ food provides health benefits beyond basic nutrition
Definition
functional
Term
_____ food is processed and suplemented with food ingredienet that are rich in PC
Definition
designer
Term
what are free radicals?
Definition
byproducts of metabolis, that destroy cells (connected with heart disease and cencer)
Term
what are some function of PCs?
Definition
lowering LDL
help prevent blood clotting
lower cholesterol and blood pressure
Term
Red pigment=
Definition
lycopene
Term
Green
Definition
glucosinolates
Term
Green/Yellow
Definition
Luetin (greens)
Term
Orange
Definition
Alpha/beta carotene
Term
Red/purple
Definition
Ellagic Acid (grapes)
Term
White/Green
Definition
Allysulfides (garlic, onions)
Term
Orange/Yellow
Definition
Vitamin C Flavonoids (limes, oranges)
Term
soybeans have ____ that lower risks of _____
Definition
isoflavonesa and saponins; heart disease
Term
soybeans help to prevent ______ and reduce _______ symptoms
Definition
osteoporosis and menopausal
Term
large doses in animals=
Definition
bad; no RDAs
Term
What are four RF associated with CVD?
Definition
high blood fats/cholesterol
high blood pressuree
overweight
type II diabetes
Term
What percentage of salt we eat comes from procesed foods?
Definition
75%
Term
what are cruciferous veggies
Definition
HELP against colon cancer and stomach cancaer like cabbage
Term
What is the RDA for dietary fiber?
Definition
25 grams
Term
what is the 2nd leading cause of death in developed countries?
Definition
cancer
Term
what things led to increased life expectancey in the 19th century?
Definition
basic hygiene and rold of antiseptics in good medicine
Term
What are 5 sources of insoluble fiber?
Definition
green leaft veggies
nut/seeds
wheat grain
corn bran
skins of veggies
Term
What is a Foodbourne Infection> Ex?
Definition
Sickness caused by eating contaminated food by living cells of bacteria/viruses; salmonella; Hep A
Term
Foodbourse intoxications are
Definition
caused be eating food containing pre-formed bacterial toxins
Term
What are PHFs
Definition
potentiall hazardous food, that can support the growth of microorganisms
usually moist, low acid, high protien
Term
what are some other hazards in food?
Definition
biological (fish toxins, poisonus plants/shrums)
chemical (toxic metals)
physical (foreign objects that choke; staples)
Term
what is the temperature danger zone?
Definition
40-140 degree F
Supporting users have an ad free experience!