What process functions to keep the brain's electrical signals on one path and increase processing speed?

According to Freud, children progress through stages of development in the following sequence:

a. anal, oral, phallic, latency, genital. b. oral, anal, latency, phallic, genital. c. oral, anal, genital, latency, phallic. d. none of the above

Most modern biological models of stress build on the work of Cannon and Selye by focusing on the measurement of stress reactions through ____ (i.e., epinephrine and norepinephrine) and cortisol excretions. a. noradrenaline c. catecholamine b. adrenaline d. dopamine

Fill in the blank(s) with correct word