ELECTROLYTES Flashcards
What are the primary functions of electrolytes?
transmitting nerve impulses, regulating acid-base balance, altering the action potential of nerve fibers, and maintaining fluid osmolality.
How does calcitonin play a role in calcium homeostasis?
It moves calcium into the bone
What portion of the colon is Mg primarily absorbed?
the ileum
How does PTH play a role in Mg homeostasis?
decreases Mg excretion
T/F. Phosphate is regulated by PTH
True
What 2 electrolyte supplements can help someone with osteoporosis?
Ca and Mg
What is the normal range value for Mg?
1.5-2.4 mg/dL
What is the normal range value for P?
3-4.5 mg/dL
What foods are high in K?
Bananas, oranges, avocados, dried fruit, meat, and fish
What foods are high in Mg?
nuts, spinach, potato, beans, fortified cereals, halibut
What foods are high in phosphorous?
protein rich foods like poultry, fish, beans, and diary products
What foods are high in calcium?
dairy products, fish with bones, kale, eggs, tofu, and broccoli
What are priority sx of hypo/hyper natremia?
mental status changes and seizures
What are priority sx for hypercalcemia?
severe weakness that may lead to respiratory failure d/t diaphragm weakness; cardiac arrhythmias
What are crystalloid fluids used for?
maintain fluid and/or electrolyte balance like replacing depleted fluids in dehydration
