Macrominerals Flashcards
1
Q
What is the function of Na? What location is it higher in?
A
Rising phase of AP of nerve + SkM; extracellular fluid
2
Q
What is the function of K? What location is it higher in?
A
Falling phase of AP of nerve + SkM; intracellular fluid
3
Q
What is the function of Ca? What location is it higher in?
A
Necessary for muscle contraction, constituent of bone, allows release of NT at presynaptic terminal; extracellular fluid
4
Q
What is the location + function of Mg? What location is it higher in?
A
Located in NMDA receptor to modulate entry of Ca and Na into post synaptic neuron, Cofactor for Kinases; intracellular fluid
