psychology 101 - chapter 5 sensation and perception

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

just noticeable

what is described by the concept of perception?

how sensory information is interpreted and consciously experience.

what is amplitude?

the height of a wave.

binocular disparity

refers to the slightly different view of the world that each eye received

optic nerve

the nerve that carries visual information from the retina to the brain

which field of psychology includes the following concepts: figure-ground relationship, law of continually, and principles of closure?

Gestalt

what kind of processing is exemplified by the following scenario?

Esther's mother offers her a new dish she's been working on -- a raisin jalapeno quiche. Esther's body responds first: Esther eyes the contact of Skillet, and smells the mix of raisins, jalapenos, and eggs. Her stomach turns and she looks away. Feeling disgusted and disappointed, she says "I'm not hungry".

bottom-up

perception

refers to the way that sensory information is interpreted and consciously experienced.

sensation

refers to what happens when sensory information is detected by a sensory receptor

your ears receive sound waves and convert this energy into neutral messages that travel to your brain and our process that sounds. This is an example of?

transduction

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

adaption

two lines appear to be different lengths, though in reality they are the same length this is known as the _____ illusion.

Müller-Lyer.

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

signal detection.

what is an example of olfaction?

smelling cookies in the oven.

what is an example of gustation?

tasting freshly caught salmon.

example of somatosensation?

stroking the hand of another person.

Felicia smacks her thumb with a hammer while building a dog house. The sense of _____ provides her brain with information about the pain she feels.

nociceeption

suppose you are watching a movie on another screen. For a fraction of a second, the words "Drink Coca-Cola" flashes on the scene. You did not receive the words "Drink Coca-Cola" because it is beyond your absolute threshold. in this example, the message "Drink Coca-Cola" is an example of _____.

a subliminal message

due to his sense of _____, Abraham knows he is cold when he is out side during a blizzard, and he knows he is hot after he comes inside and eat soup by the fire.

thermoception

Peter walks into a bright lit psychology lab to participate in experiments involving the ability to perceive the color of the rainbow. which photoreceptors will be most useful during this experiment.

cones

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 the most useful to Wesley as he attempts to leave the theater?

rods

high frequency

are some waves that are perceived as high pitched sounds

low frequency

are frequency sounds waves which are perceived as low pitch sounds

_____ amplitudes are associated with _____ sounds.

higher amplitudes are associated with louder sounds

Ashley 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 open her left eye and close her right eye without moving her head.

She noticed that her finger seem to shift as she alternated between the two eyes because one of the slightly different view each eye had of her finger. what is illustrated by the same example?

binocular disparity

lens

Focus images perfectly on a small indentation in the back of the eye known as the FOVEA.

in addition to Sweet, salty, sour, and bitter, what other taste groupings we possess?

umami and fat content