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23 Cards in this Set

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According to the Dietary Guidelines for Americans 2005, what is the maximum recommended intake of salt?
2300mg (about 1 tsp)

1500mg if you are black, overweight, older than 40, or already hypertensive
According to the Dietary Guidelines for Americans 2005, what is the recommended intake of fruits and vegetables?
Fruits: at least 2 cups

Vegetables: at least 2.5 cups
According to the Dietary Guidelines for Americans 2005, what is the recommended intake of milk for children?
Less than 9 -> 2 cups

Older than 9 -> 3 cups
According to the Dietary Guidelines for Americans 2005, what is the maximum recommended intake of cholesterol?
less than 300 mg
According to the Dietary Guidelines for Americans 2005, what is the maximum recommended intake of fat?
Fat should make up less than 30% of your total calories, with saturated fats making up less than 10% of your total calories.
What are the major components of the DASH diet?
DASH= dietary approaches to stopping HTN.

1) Low salt

2) Low fat

3) Plenty of fruits/vegetables
What happens to muscle metabolism during exercise if glucose levels are inadequate?
Anaerobic metabolism predominates if there is not enough glucose.
What sort of fibers do NOT lower cholesterol? (2)
INSOLUBLE fibers

Wheat bran

Glucose
What sort of fibers ae effective in lowering cholesterol? (5)
SOLUBLE FIBERS


1) Psyllium husk
2) Fruit
3) Vegetables
4) Oat ceral
5) Beans
What are the first body proteins to be depleted in kwashiorkor?
Labile proteins, such as plasma proteins and brush border enzymes.
Which amino acid is easily converted directly to pyruvate?
Alanine
What are the major fuels of muscles at rest?
fatty acids
What are the major fuels of muscle during exercise?
glucose
What are the two B12-binding proteins?
R-protein
Intrisic factor
Which vitamin enhances iron absorption?
Vitamin C
How does folate deficiency cause diarrhea?
Folate is required for cell division. Cell division is required for mucosal maintenance. Cell maintenance is required to prevent diarrhea.
Does colonic resection cause B12 deficiency?
Nope.
Vitamin A deficiency causes night blindness. What visual disturbance is associated with Vitamin A toxicity?
Increased ICP -> BLURRED VISION
What 3 ions are predominantly stored extracellularly?
Na+

Cl-

CO3-
What 3 ions are predominantly stored intracellularly?
K+

PO4-

Mg+
Is the pituitary gland involved in calcium regulation?
no
What are the manifestations of selenium deficiency?
Keshan disease: a cardiomyopathy.
What are the manifestations of zinc deficiency? (3)
1) hypogonadism

2) growth retardation

3) immune dysfunction

If you get zinc deficiency, you will be a small sickly guy with small sickly balls.