At rest, there is a higher concentration of _____ inside the cell membrane of the neuron and a higher concentration of _____ outside.

Some stress actually aids learning

Indicate whether this statement is true or false.

Each of the following is a common ethical guideline mandated by the American Psychological Association EXCEPT ___________________

a) data remain confidential b) volunteers must willingly give informed consent prior to participating c) participants cannot be subjected to any physically or emotionally painful stimuli d) deception must be justified