Researchers measure changes in the startle reflex as an operational definition of ____________________

Some drugs used to treat allergies may produce drowsiness if they ____

a. block histamine b. stimulate acetylcholine c. decrease adenosine d. block GABA

According to the author, the section of a job description which contains the knowledge, skills, abilities, and other characteristics necessary to be successful on the job is labeled ______; the section containing a list of tasks and activities in which the worker is involved is labeled ________

a. job competencies/ work context b. job competencies / work activities c. work context / work activities d. performance standards / work activities