Psych 115 Exam 2 Sensation and Perception Review Questions and Correct Answers
0 view 0 purchase
Course
PSYC 115
Institution
PSYC 115
What is sensation? The stimulation of our sense organs and the relay of that information to the brain.
What is perception The brain's interpretation of the stimuli in a way that is meaningful
What is absolute threshold? The minimum amount of energy/stimulus necessary to produce a sensory experien...
Psych 115 Exam 2 Sensation and
Perception Review Questions and
Correct Answers
What is sensation? ✅The stimulation of our sense organs and the relay of that
information to the brain.
What is perception ✅The brain's interpretation of the stimuli in a way that is meaningful
What is absolute threshold? ✅The minimum amount of energy/stimulus necessary to
produce a sensory experience in 50% of cases.
Is the absolute threshold universal ✅No, it can be different between species and within
species.
Where does the auditory sensation become a neural stimulus ✅In the inner ear
What would happen if the hair cells (Cilia) in the ear died, and why? ✅It would cause
deafness (sensorineural deafness) because the auditory nerves would be unable to get
excited
When people lose an ear, their ability to hear is impaired. Wy is that? ✅Conduction
deafness: where problems with the outer (and middle) ear prevent the auditory stimulus
from reaching the cochlea
What is the function of the ossicles (hammer & anvil) in the middle ear? ✅The ossicles
function to amplify sound. When soundwaves hit the eardrum, it vibrates and moves the
hammer. The hammer moves the anvil, which moves the stirrup, transmitting the
vibrations into the inner ear.
60% of Rock and Roll Hall of Fame inductees are hearing impaired. Explain the most
likely reason of their deafness based on what we learned in class. ✅Loud music can
damage the cilia in the ear, and even cause them to break, which causes sensorineural
deafness because the auditory nerves aren't able to be come excited.
When we come out of a dark place to an illuminated place, it takes some time for our
eyes to see again. Explain the biological reason for this phenomenon. ✅Our rods work
when there is an absence of light, and or cones work when there is light, but they don't
work simultaneously. When we are in a dark place, our rods are active, and when we
come into an illuminated place, the switch between rods and cones are not
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller twishfrancis. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $8.99. You're not tied to anything after your purchase.
