The theshold for firing has been reached when the electrical charge of what level of millivolts occurs within a nerve cell?

The use of curare in surgery requires

a. that no anesthetic be administered. b. that incisions be shallow rather than deep. c. the concurrent use of nicotine. d. the use of a respirator. e. substantially longer recovery time.

According to the chapter They Don't Look the Same to Meabout homogeneity and heterogeneity biases,

participants were better at recognizing _____________ faces than _____________ faces. (a) angry white; angry black (b) angry black; angry white (c) happy white; happy black (d) happy black; happy white