The onset of ____ signals is far more rapid than that of other signals.
Ca2+ can move from the mitochondria via the ____ or _____.
Mitochondrial uniporter, permeability transition pore (MPTP)
Ca2+ moves from the lumen of the ER/SR to thecytoplasm via _____ or _____.
IP3 receptors, ryanodine receptors
Ca2+ moves from outside cell into cytoplasm via _____ or _____.
Voltage- and ligand-gated Ca2+ channels, store-operated Ca2+ channels (Orai1)
The onset of Ca2+ signals is far more ____ than that of other signals.