A trait associated with an idealized feminine role involves being:

One way to assess the validity of a new measure of second-grade children's mathematical knowledge is to

A) compare the children's answers on different halves of the same test. B) test for inter-rater reliability. C) compare the children's answers on different forms of the same measure. D) compare the children's scores with how well they do on their math assignments in school.

Opiate receptors in the ________ are responsible for the sedation caused by opiate drugs

a. nucleus accumbens b. preoptic area c. periaqueductal gray matter d. mesencephalic reticular formation e. ventral segmental area