1. . ______ is the mental process of makingsense of sensory information.
Abstraction
Sensation
Perception
Consciousness

2. The term just noticeable difference is synonymous with ______.
separationthreshold
responsethreshold
differencethreshold
absolutethreshold

3. The lowest intensity of a particularstimulus that enables the average person to detect that stimulus 50percent of the time it is presented is called the___________.
absolutethreshold
differencethreshold
just noticeabledifference
psychophysicalthreshold

4. The idea that pain signals must passthrough a type of “doorway” in the spinal cord isreferred to as the ______________.
opponent-processtheory of pain
revolving door theoryof pain
substance P theory ofpain
gate-control theory ofpain