Nutrition Potassium

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What is the most abundant ICF cation

potassium(K+)
Potassium is a ________ electrolyte charge

positive
Potassium gets exchanged for _______ to maintain the acid-base balance

sodium
What are normal potassium serum levels

3.5-5.5mEg/L
What are good sources of potassium
- fruits and veggie
- white potatoes w/skin
- sweet potatoes
- tomatoes
- bananas
- oranges
- dairy
- legumes
What is the AI for potassium

4700mg
What is the function of potassium
- Maintains acid-base
- Functioning of nerve & muscles
In acidosis potassoim moves from

cells to plasma
In alkolosis potassium moves from

plasma to cells
Potassium is a BIG concern in what

cardiac condition
ACE inhibitors,diuretics, & angitensin II blockers will _________ potassium levels

lower
Steroids and hormones that cause sodium retention will cause what to happen to potassium

excretion
What causes hyperkalemia(high K)
- Acidosis
- Insulin deficiency
- Cell necrosis
- Acute renal failure
- Heparin,Potassium antibiotics, epinephrine
- Falsley elevated hemolysis
What are the S&S of hyperkalemia
- Decreased urination(oliguria)
- Irritability
- Diarrhea
- Acidosis
- Cariac arrhthymias & palpitations
- Muscle twitching
What is the treatment for hyperkalemia
Reduce serum potassium level by:
- Kayexakate ti bind K to GI tract
- Insulin/Glucose to drive K into cells
- Cardiac monitering
- Calcium gluconate to counter cardiac irritability
What causes hypokalemia
- Alkalosis
- Extra insulin
- Increased excretions
- Diuretics
- Corticosteroids
- Lithium
What are the S&S of hypokalemia
- Thirst
- Weak pulse
- Low BP
- Depressed T waves
- Muscle weakness
What is the treatment of hypokalemia
Replace potassium by:
- Foods
- Oral medications
- IV medications

Author

tville01

163268

Card Set

Nutrition Potassium

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Nutrition Potassium

Updated

2012-07-27T10:24:41Z

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