_____ is credited with establishing the first psychological laboratory in Leipzig, Germany

Gum, patches, lozenges, and inhalers are all various forms of

A. nicotine replacement therapy. B. an oral substitute for cigarettes. C. nicotine delivery that have been shown to be ineffective. D. nicotine antagonists.

The short-term memory capacity (digit-span) in a normal adult is about:

a. 9 items. b. 7 or 8 items. c. 4 or 5 items. d. 14 or 15 items.