Macrominerals (>100mg/d) Flashcards
component of bone, muscle contraction, nerve regulation
calcium
rickets, osteolamalcia, osteoporosis, tetany
Ca deficiency
decreased muscle tone, Ca deposits in soft tissue, renal failure
Ca toxicity
sources: milk, green leafy veggies, canned fish with bones
Ca
regulated by Vit D - gut –> blood; Calcitonin (thyroid) BLOOD –> bone; PTH: bone –> blood (parathyroid)
Ca
component of bones, ATP, nucleic acids
phosphorus function
regulated by kidney
phosphorus (P)
rickets, osteomalacia, also renal dysfunction
phosphorus deficiency
may lead to bone loss
P toxicity
H2o distribution, osmosis, AP, bicarbonate
sodium function
regulated by aldosterone
sodium and potassium
hyponatremia, confusion, coma
Na deficiency
hypertension (extracellular)
Na toxicity
nerve and muscle AP (intracellular)
K function
caused by diuretics, muscle weakness
K deficiency