Exam 6: Sensation and Perception

The colour or hue that we perceive is related to the _______________.

Ordinarily we need to know not only what something is, but also where it is. Because vision doesn't give us this information directly, we must infer it. Explain how we perform this feat, giving examples of two visual cues that require the use of both eyes. The textbook notes that there are many visual cues that do not depend on having two eyes. Choose and describe five of the seven cues that depend upon one eye.

What is the difference between sensation and perception?

Hubel and Wiesel identified neurons in the visual cortex that responded to lines at a particular orientation. These cells are called _______________.

How have researchers shown that a simple visual stimulus can affect a person's behaviour? What has research revealed about subliminal persuasion?

The perceived _______________ of a sound is related to the complexity of a sound wave.

Frida is sitting on a park bench when she hears a police car turn on its siren. Although she cannot see the police car, she is certain that it is nearby. What cue did her brain most likely use to come to this conclusion?

When a person's behaviour is affected by a stimulus, even when that stimulus is below the person's absolute threshold for detecting it, it is an example of _______________.

Neurons in the retina of the eye that gather information from receptor cells are called _______________.

The most common form of colour blindness is:

The tendency to perceive what you expect is called _______________.

When newborn kittens were exposed to either vertical or horizontal stripes-and nothing else-for several months, it was found that:

Which of the following is true about sensory deprivation?

The detection of physical energy emitted or reflected by physical objects is called _______________.

The four basic skin sensations are:

Researchers who have studied colour blindness and colour deficiency have found that:

Binocular cues help us estimate distances up to about _______________.

Which two senses keep us informed about the movement of our own body?

A camera is a passive recorder of the world, but the visual systems of mammals build up pictures of the world by detecting its meaningful features. Integrate the research on the visual system with information that was presented in Chapter 4 regarding the thalamus and the visual cortex.

The saturation (colourfulness) of a visual stimulus is related to the _______________ of the light.