A force through which the resting potential of neurons is maintained involves
a. ion concentration gradient pressure
b. electrostatic pressure
c. sodium-potassium pumps in neuronal membranes
d. all of these
Question 2
The chemicals that are released by axons into a synapse to alter the excitability of other neurons are called
a. ions
b. neurotransmitters
c. synaptic vesicles
d. enzymes