Ch. 5 PSY 101

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what term describes the continuation of visual sensation after removal of the stimulus?

afterimage

which type of processing involves the interpretation of sensations and is influenced by available knowledge and experience?

top-down

your ears receive sound waves and convert this energy into neural messages that travel to your brain and are processed as sounds. This is an example of ___

transduction

Akeelah extended her arm in front of her and then extended one of her fingers. She focused on that finger. Next, she closed her left eye without moving her head; then she opened her left eye and closed her right eye without moving her head. She noticed that her finger seemed to shift as she alternated between the two eyes because of the slightly different view each eye had of her finger. What is illustrated by this example?

binocular display

Petra walks into a brightly lit Psychology lab to participate in an experiment involving the ability to perceive the colors of the rainbow. Which photo receptors will be most useful during this experiment?

cones

Light waves are first transmitted through the ________ at the front of the eye and enter an opening called the ________ before shining onto the retina.

cornea;pupil

the auditory cortex, in whixh sound stimuli are procesed for perception, is located in the ____lobe

temporal

Vinnie is standing on one leg with his arms in the air. The ________ sense helps keep him balanced so he has less chance of falling over.

vestibular

One principle of civil engineering is that when you design a highway you should have traffic flow in the same direction and avoid interruptions to that flow as much as possible. Exit ramps tend to be curved so that cars don't have to stop rather than having 90-degree angles that force stops and starts. This is an application of which Gestalt principle?

good continuation

As you are talking to a friend on your cell phone, you might find that you cant hear them because they are speaking very softly. I you ask them to speak up form a physical perspective you are asking them to _______ of the sound waves they are producing

increase the amplitude

which nerve carries visual information from the retina to the brain?

optic

---refers to the way that sensory information is interpreted and consciously experienced; _____refers to what happens when sensory information is detected by a sensory receptor

perception; sensation

what has research shown about processing subliminal messages?

In laboratory setting, people can process and respond information form the outside of their awareness

Which perceptual system allows Nancy to run without watching her feet and hit a baseball without focusing on her hands?

proprioception

two lines appear to be a different length, though in reality they are the same length. This is known as the____ illusion

Muller-Lyer

Sarit is at a bar full of music, chatter, and laughter. He gets involved in an interesting conversation with a woman named Mona, and he tunes out all the background noise. Sarit's friend, Karen, taps him on the shoulder and asks what song just played on the jukebox. Sarit says he doesn't know, even though he is sitting right next to the jukebox and is familiar with popular music. This illustrates the role that ________ plays in what is sensed versus what is perceived.

attention

Wesley is in a movie theater with no windows—the only light is low illumination from the emergency lights on the floor. Which photoreceptors will be most useful to Wesley as he attempts to leave the theater?

rods

Catherine is at a crowded baseball game when she loses track of her son, Nick. Despite the loud cheering and noise of the crowd, she can pinpoint his location when he calls for her because she can distinguish the sound of his voice from the all the other voices. This illustrates ________ theory.

signal detection


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