Exam 3: Sensation and Perception

Gustav Fechner used the term _______________ to refer to the weakest amount of a stimulus that a person can distinguish from no stimulus at all.

When principles of perceptual organization lead to distortions in the appearance of objects, __________ results.

The "bottom" in bottom-up processing is generally thought to be

Differential sensitivity to pressure and touch in different parts of the body is a function of

Your 45-year-old father was just told by his eye doctor that he needs reading glasses. This could be

When a closet door is closed, its shape is perceived as rectangular. When the same door is opened, the retinal image is trapezoidal, but we realize the shape of the door has not changed due to

The function of the three bones in the middle ear is to

Hermann von Helmholz suggested that we see color because of

Your professor has just called you a trichromat. What does this mean?

The tiny bones that vibrate to amplify the sound vibrations are located in the

If Holly exceeds Weber's Constant for pitch, her singing teacher would think

The sensory receptors for kinesthesis are located in the

George is partially colorblind, his sister is not, but her sons are partially colorblind. These family traits are best described by which of the following statements?

Uncle Bob had brain surgery last week. You were told that he was only given a local anesthetic. How could this be?

Odors are detected by sites on receptor neurons in the

The fraction of the intensity by which a source of physical energy must be increased or decreased so that a difference in intensity will be perceived is the definition of _________________.

As your environment gets brighter, your pupil should

Knowing that you have contracted your muscle without looking at it, is the responsibility of which of the following senses?

What is a photoreceptor?

Jim sees only in white and black. After careful examination of his retina, the ophthalmologist concludes that Jim's ___________ have degenerated.