Psychology Sensation & Perception (Ch 5)

Front

The process of detecting and encoding stimulus energies by the sensory receptors and the nervous system is called

Back

sensation.

Front

Perception is the process by which sensory input is organized and interpreted.

Back

sensory input is organized and interpreted.

Front

Sensation is to ________ as perception is to ________.

Back

detection; interpretation

Front

Information processing guided by higher-level mental processes is called

Back

top-down processing.

Front

The conversion of a fresh coffee aroma into neural impulses by sensory receptor cells best illustrates

Back

transduction.

Front

During a hearing test, many sounds were presented at such a low level of intensity that Mr. Antall could not detect them. These sounds were below Mr. Antall's

Back

absolute threshold.

Front

The colored muscle that constricts when you feel disgust or enter a dark room is the

Back

iris.

Front

Objects are brought into focus on the retina by changes in the curve and thickness of the

Back

lens.

Front

Rods are

Back

more light-sensitive and less color-sensitive than are cones.

Front

Evidence that some cones are especially sensitive to red light, others to green light, and still others to blue light is most directly supportive of the Young-Helmholtz

Back

trichromatic theory.