Exam 5: A: Sensation and Perception

When listening to a piece of classical music,which dimension of sound allows a musician to discriminate among the various instruments that are being played?

On each trial,observers respond by saying "yes" if they think a signal was present and "no" if they think it was not present.If a stimulus is not presented,but the observer believes it was presented,what type of response is being made?

A superhero in a comic book boasts that his senses are so well developed that he can see a candle flame at night at a distance of 30 miles,hear the tick of a watch at 20 feet,detect the presence of one teaspoon of sugar in 20 gallons of water,and smell one drop of perfume that has been sprayed in an area equivalent to a three-room apartment.Which one of these claims is extraordinary?

Vision is to the rods and cones as hearing is to the

What are the hammer,anvil,and stirrup?

It is common practice to treat amblyopia,or 'lazy eye',in children by patching up the healthy eye.According to the research of Murphy and colleagues,which advice about the procedure is appropriate?

A student in a geometry class watches as the teacher hastily draws various geometric shapes on the blackboard.Which term best captures the student's ability to see the incomplete figures as complete?

Meissner corpuscles and Merkel disks are most likely to be found in the brain.

David Hubel and Torsten Wiesel won a Nobel Prize for their studies of receptive fields of cells in the visual cortex.

What is phonemic restoration dependent upon?

The __________ phenomenon is a movement illusion in which one or more stationary lights going on and off in succession are perceived as a single moving light.

After repeatedly tasting a new potato chip and then an old style chip,a test subject finally states that all potato chips taste the same.Which measurement has most likely been determined?

Explain Weber's Law.What is a difference threshold?

When combining wavelengths in an additive colour mixture,what will mixing complementary colours do?

Which theory of pitch relies on the rate of vibration in the basilar membrane,does not depend on where in the basilar membrane the vibrations take place,and equates rate of firing with a neural code for pitch?

Hearing is to hair cells as the sense of smell is to

The law of closure states that people tend to fill in small gaps in order to experience objects as wholes.

Research suggests that our moment-to-moment visual impressions of the world do not preserve precise details.What is one reason for this less-than-perfect representation?

Pheromones are most closely associated with the sense of taste.

Which term best explains why the clouds typically appear to be closer than the sky?