Hermann von Helmholtz estimated that nerve conduction velocity is about

Treatment programs that focus on early intervention (i.e., first episode of psychosis) seem to be:

a) No more effective than other treatments b) More effective than standard treatment c) Less effective than standard treatment d) Only more effective when the whole family is involved in treatment

Broad-based temperament traits like fearfulness and aggressiveness are:

a. less likely to be adaptive at moderate levels than at extreme levels b. not adaptive at all c. more likely to be adaptive at moderate levels than at extreme levels d. are adaptive at all levels