ch. 3 quiz Flashcards
In making a large pot of chili for a family reunion, you find that you have to add 1 onion to your pot of chili that already has 5 onions mixed in it to notice a difference. According to Weber’s law, how many onions would you have to add to notice a difference if you are making twice as much chili with 10 onions?
2
a study purportedly conducted by James Vicary teaches us what about the power of subliminal perception & it’s effect on advertising?
subliminal advertising was never supported, since Vicary ultimately admitted that he never truly conducted such a study
You detect the strong smell of cedar when you enter a furniture store. However, after a short while in the store, you no longer can detect the smell. This is likely due to __________.
sensory adaptation
which of the following terms refers to the amplitude of light wave such as how high or low the wave is?
brightness
When an ophthalmologist surgically corrects a patient’s vision through LASIK or PRK, the doctor is making adjustments to the patient’s __________.
cornea
what part of the eye harden as we age, thus causing many to suffer from presbyopia?
lens
when going from a brightly lit room to a darkened room, the rods play a role in the process of _________, or our ability to adjust seeing in low levels of light
dark adaptation
the hammer, the anvil, & the stirrup are part of the _______.
middle ear
John has played his music loudly for years. Now, in his 20s, he finds he has a continuous ringing in both of his ears. What would John probably be diagnosed with?
tinnitus, which is a nerve/based disorder that has no permanent cure
studies show that taste preferences can typically begin _______.
before a baby is born
Jude is suffering from a severe cold. His nose has been stopped up for several days. What effect, if any, might his cold have on his sense of taste?
his sense of taste will be dulled since taste & smell often work together
if a child suffers from congenital analgesia, why must he/she be careful when outside playing?
the child cannot feel pain & can suffer injuries w/out even knowing it
If Tabitha closes her eyes when she rides in her parents’ car, she can still tell that the car is moving. This is due to the movement of tiny crystals in the __________.
otolith organs
A child may sometimes play by quickly turning around in a circle. When the child stops, he or she often feels like his or her head is still spinning. What is responsible for this sensation?
fluid still rotating in the semicircular canals
Little Karla is with her mother at the docks waiting for her daddy to return from his naval deployment. While the boat is still a way out, her mother says, “There is daddy’s boat.” Karla is confused. She cannot understand how her dad can be on a boat that is so small that she can hold up her thumb and cover the entire boat. It’s safe to assume that Karla does not yet understand __________ constancy.
size
