Exam 4: Sensation and Perception

The optic chiasm is the point at which the optic nerves from both eyes meet.

Mrs. Johnson's third grade class is creating a model of their school grounds. Each group of students is responsible for different aspects of the model. Some are taking pictures, some are painting, and some are building miniatures out of play dough. Eventually, Mrs. Johnson will combine all these elements into a finished product. Which process from our visual system is she demonstrating?

The semicircular canals of the brain aid in detecting head motion.

The fovea contains

Looking at a quarter in your hand casts a different image on your retina compared to looking at a quarter across the room, yet we know that the quarter is the same and retains the same dimensions. This phenomenon is known as

The pinna is the

Describe the three aspects of perceptual constancy.

An Air Force pilot is flying over enemy lines. He has been assigned a target to destroy, but also knows that the target is in a heavily populated civilian area. His knowledge of the region represents what aspect of signal detection theory?

Shape constancy is our ability to

There is no specific organ that contains the kinesthetic senses.

If we see a German shepherd standing thirty feet from us, we still recognize its size even though the image on our retina is much smaller than if the dog was directly in front of us. This is primarily due to

If a student asks you why we can see colors and you want to provide an answer based on the opponent-process theory of color vision, you tell the student it is because there are ________ different types of cone receptors.

Abel knows that his legs are crossed and that his hands are on top of his head. This is a demonstration of

In depth perception, familiar size, height in field of view, and shading are examples of

When looking at these letters XXX XXX XXX XXX we tend to see 4 groups of 3 Xs rather than 12 individual Xs. This is due to the principle of

You stare at a bright red sign for a minute, then look away to a white wall. You see a green afterimage on the white wall. This is consistent with the finding that afterimages are usually seen in colors complementary to the colors of the original image, confirming a prediction made by the ________ theory.

Hannah, a freshman psychology student, just discovered she has a blind spot in each eye. Should she be concerned?

The bones of the middle ear are set into motion by vibrations of the

The purpose of semicircular canals in the inner ear is to

You arrive at your friend's apartment for a big party at the end of the semester. When you first arrive, the music is so loud that it almost hurts your ears. After a couple of hours, even though the music is still at the same volume, it doesn't bother you anymore, and you like it. This change over time describes the process of