Exam 3: Sensation and Perception

It is difficult to distinguish between colors at night because __________.

Frequency determines _______.

The shape of the lens adjusts in order to _______.

The outer ear is also known as the _______.

Because of what you have learned about sensory adaptation,you might think that if you stared at a picture for a long period of time,the image you see would eventually fade.This would be the case if not for the tiny vibrations of your eye called _____________.

The place theory of pitch suggests that pitch is determined by the ___________.

Which neural structures show color opponent processing?

Visual distance and depth cues that require the use of both eyes are called ___________.

The idea that the eye contains separate receptors for red,green,and blue is known as the ________ theory.

A piece of paper looks white in both the noonday sun and under moonlight,even though less light is being reflected off the paper under moonlight.This form of perceptual constancy is called __________.

An alien from outer space was just captured.Scientists take turns examining the creature.At a press conference,one of the scientists reports that the alien can hear frequencies between 10,000 and 30,000 Hz.How does the alien's ability to detect sound compare to a human being's ability?

Light receptors which see best at night are the _______.

The tendency to perceive things with an unbroken pattern rather than with a complex,broken-up pattern is known as ___________.

The distance cue in which two parallel lines extend into the distance and seem to come together at one point is called _______.

Which of the following is NOT a perceptual constancy?

Light is focused on the retina by the __________.

Ernest Weber provided a formulation that is used to determine the ____________.

Some pictures are intentionally designed so that one can see two different images in the same picture.This is called ______.

A spook house in a local carnival offered its potential patrons free admission if they would allow themselves to be blindfolded and then to eat raw worms.Although they were actually fed cold spaghetti,most of the customers believed they were swallowing real worms.What is the MOST plausible explanation for this finding?

Juan just attended a terrific magic show.In one of the tricks,the magician made a ball disappear that had just been in plain sight.Which aspect of our visual system likely allowed the magician to accomplish this illusion?