The most important and influential behaviorist was

Relative to healthy controls, people with major depressive disorder a. show no differences in brain structure or activity

b. show increased volume in the hippocampus and orbitofrontal cortex. c. show decreased volume in the hippocampus and orbitofrontal cortex. d. show decreased volume in the hippocampus, but increased volume in the orbitofrontal cortex.

The painful or burning sensation caused by capsaicin in chili peppers is caused by its activation in the ______.

A. trigeminal nerve B. cribriform plate C. turbinate nucleus D. A-delta fibers