Sensation & Perception

Front

The process of receiving stimuli from the environment is called:

Back

sensation.

Front

Sydney, while having her hearing tested, is asked to signify when she hears a sound through the headphones. Sydney’s hearing test is similar to determining:

Back

absolute threshold.

Front

Patients’ negative expectations about the outcome of a surgical procedure can increase their experience of pain after the operation. Their past experiences with surgery and expectations about how painful their recovery will be affects how they interpret pain sensations. This example best illustrates:

Back

top-down processing.

Front

Your new glasses will assist what part of your eye in focusing the incoming light? Options: cochlea, pupil, lens, retina

Back

lens

Front

Which cells are located in the retina? Options: cochlea cells, ganglion cells, olfactory cells, pain detector cells

Back

ganglion cells

Front

A time lag between the time sound reaches your left and right ears is important for accurately:

Back

locating sounds.

Front

Which is considered the “chemical” sense? Options: sight, hearing, touch, smell

Back

smell

Front

During an essay exam at school, you write so much that your hand begins to hurt. After the test is over you rub your hand and the pain lessens. Gate-control theory would explain that the pain lessened because:

Back

other touch sensations (like rubbing) close the gate on the pain sensations.

Front

As you look at this question, ___ is the process of “seeing” the figures on the screen while ___ is the process of organizing and interpreting the figures into letters and words.

Back

sensation; perception

Front

Nathaniel, wearing headphones, is a subject for a sensation experiment. A variety of sounds are played into each ear and Nathaniel indicates when the sounds are the same. The experiment is probably designed to measure Nathaniel’s:

Back

difference threshold.