PSY101

Which of the following statements best describes trichromatic theory and opponent-process theory?

Both theories are equally accurate, but they apply to different levels of the nervous system.

What does the place theory of pitch perception suggest?

Different portions of the basilar membrane are sensitive to sounds of different frequencies.

Sariah enters a room with several chirping crickets in it. Upon first entering the room, Sariah can hear the chirping; however, as she begins to talk to her friends, she is no longer aware of the chirping even though it is still there. The fact that Sariah no longer perceives the chirping sound demonstrates sensory ________.

adaptation

Kimya stares at a bright light and then looks away. After she looks away, she perceives a spot. What is this spot?

afterimage

What term describes the continuation of a visual sensation after removal of the stimulus?

afterimage

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

________ disparity refers to the slightly different view of the world that each eye receives.

binocular

Inattentional ________ refers to the failure to notice something that is completely visible due to a lack of attention.

blindness

What kind of processing is exemplified by the following scenario? Esther's mother offers her a new dish she's been working onâ a raisin-jalapeno quiche. Esther's body responds first: Esther eyes the content of the skillet, and smells the mix of raisins, jalapenos, and eggs. Her stomach churns and she looks away. Feeling disgust and disappointment, she says "I'm not hungry."

bottom-up

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

cones

Light waves are transmitted across the ________ and enter the eye through the ________.

cornea; pupil

________ amplitudes are associated with ________ sounds.

higher; louder

What is described by the concept of perception?

how sensory information is interpreted and consciously experienced

What concept is illustrated by the following study? Participants were instructed to focus on either white or black objects, disregarding the other color. When a red cross passed across the screen, about one third of the subjects did not notice it.

inattentional blindness

Which part of the eye holds eye color?

iris

Our vestibular sense contributes to our ability to ________.

maintain balance and body posture

________ 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 allows Nancy to run without watching her feet and hit a baseball without focusing on the bat?

proprioception

What is vertigo?

spinning sensation

What is amplitude?

the height of a wave

Which type of processing involves the interpretation of sensations and is influenced by available knowledge, experiences, and thoughts?

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

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

How does a cochlear implant enable the deaf to hear?

It receives incoming sound information and directly stimulates the auditory nerve to transmit information to the brain.

Which of the following describes the difference in stimuli required to detect a difference between the stimuli?

Just Noticeable