Psych-Ch. 5

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

Hertz is a measure of ________.

frequency

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

just noticebal

What is the X-shaped structure that sits just below the brain's ventral surface and represents the merging of the optic nerves from the two eyes?

optic chiasm

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

_______ is exemplified by stroking the hand of another person.

somatosensation

What is vertigo?

spinning sensation

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

top-down

What kind of processing is exemplified by the following scenario? Shimon offers Mouin some salmon. Mouin thinks, "How nice. My friend is offering me fish. I wonder where he got it." This thought leads Mouin to feel happy, appreciative, and curious; he responds with a smile and an extended hand.

top-first

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

Muller-lyer