Exam 4: Sensation

In the equation S = k log I, the S refers to __________.

What does represent?

Feature detectors in human visual systems are tuned to respond to specific stimuli such as lines and edges with different orientations. According to the textbook's authors, how do we organize all these specific pieces of information so that we can perceive organized wholes?

Which of the following is currently accepted as the single explanation of how the human nervous system encodes qualitative differences in sensations?

What negative afterimage would you see if you were presented with a blue-colored square?

Research in psychophysics addresses which of the following questions?

A "blind spot" can be found in __________.

At low frequencies (e.g., below 50 hertz), the entire basilar membrane deforms almost equally, posing a problem for the place theory of pitch. What other mechanism accounts for our ability to sense these low-frequency sounds?

The so-called blind spot is caused by what?

What does the world look like to individuals who suffer from the most common type of color blindness?

What do movements of the oval window accomplish?

What type of afterimage would you see if you stared at a picture of a red bird in a blue cage?

Which of the following is not a human sensation?

What is the optic nerve composed of?

What failing did the empiricist George Berkeley find with the idea that the proximal stimulus is the messenger that allows us to receive information from the visual world?

The axons from __________ cells converge to form the optic nerve.

In a signal-detection experiment, Frank, the participant, has a very casual attitude and tends to say, "Yes, I hear the tone" most of the time, even when he is in doubt. What will this lead to?

__________ theory of sensation proposes that particular neurons are "labeled" with the particular quality to which they are receptive.

Kant's view of perception clashed with __________.

A jnd is different from an absolute threshold because a jnd depends on __________.