Exam 4: Sensation and Perception

In a signal detection task, the participant says that she doesn't detect a signal but a signal was present. This is called a _____________.

The smallest change in stimulation that can be detected 50 percent of the time is called the __________.

A researcher uses a device to press two closely-spaced pins onto various places on participants' bodies. Each time, the research asks the participant to say whether they feel two distinct points or only one. The researcher is testing the _____________ of the skin on the different body parts.

Failure to consciously perceive something you are looking at because your attention is directed elsewhere is called ___________.

Cochlear implants are electronic hearing devices that can "replace" which part of the auditory system when it is damaged?

In a signal detection task, the participant says that he detects a signal when no signal is present. This is called a __________.

Which represents the correct order in which vibrations pass from the outer to inner ear?

Sound waves are collected by the outer ear and channeled down the auditory canal. Describe the major structures of the ear and describe the role each plays in the process of hearing. Module: 4.3

When you look out the window of a car that is traveling 60 mph, close objects appear:

One reason sensory adaptation can be beneficial is that it allows us to:

An increase in the frequency of sound waves will correspond most directly to an increase in _______.

The sensory receptors in the ear are found in the ____________.

Light is focused on the retina by the _______.

When Bill looks at his lamp alternately with his left eye and right eye, the image seems to jump from one position to another. This phenomenon illustrates ______________.

The ______________ theory explains why we see a yellow afterimage after staring at a blue wall.

The place theory of hearing states that:

Which structure in your eye is most like the film in a camera?

The skin covering which part of the body would have the LOWEST acuity?

Our ability to see objects as relatively stable and unchanging despite changing sensory information is called perceptual ___________.

The gate-control theory of pain suggests that: