Exam 3: Sensation and Perception

Participating in a psychology study, you find yourself sitting in a room that is completely dark. The researcher adjusts the dial on a machine that displays a small spot of light. Across dozens of trials, the researcher finds the minimal amount of light needed for you to report seeing it 50% of the time. In this study the researcher measured your __________

People's tendency to perceive a thing a certain way because their previous experiences or expectations influence them is called __________

Jeremy is in a crowded restaurant and is deeply involved in a conversation with one of his friends when he hears someone call his name from across the room. Immediately, Jeremy pauses his conversation and orients towards the person who called his name. This is known as the __________

Earl is at Stereo Warehouse looking for some new speakers for his ground-floor apartment. He would like speakers that produce the full range of sound the human ear can typically hear, but doesn't want to pay extra for speakers that also produce sounds only a dog can hear. What range of frequencies should he look for?

Freddy closed his left eye and looked through a yellow plastic disc with his right eye for several minutes. Freddy then took the yellow disc away from his right eye and looked at a white wall. What color did he see?

Amplitude determines the _________ of a sound.

The term just noticeable difference is synonymous with __________.

Endorphins are the neural transmitters that __________

Frequency theory cannot explain the fact that we can hear frequencies higher than 1,000 Hz because __________

Studies suggest that loss of sense of smell is strongly associated with developing dementia.

An illusion __________

The eardrum is also called the __________

The trichromatic and opponent?process theories of color vision are not in conflict because each corresponds to __________

Dr. Ngai just turned 40. To celebrate the beginning of his tenure in middle-age he went to the optometrist and had his vision checked. To Dr. Ngai's surprise the optometrist informed him he suffers from presbyopia, which is __________

The shortest wavelengths that we can see are experienced as __________ colors.

The point at which a person can detect a stimulus 50 percent of the time it is presented is called the __________

This theory, developed by Hermann von Helmholtz, holds that each individual pitch a person hears is determined by the particular spot along the basilar membrane that vibrates the most.

This condition is sometimes referred to as "old eyes."

The difference threshold is defined as the degree of change in a stimulus level that is required in order for a person to detect a change __________ of the time.

The fovea is a tiny spot on the retina that is also sometimes referred to as the 'blind spot.'