Chapter 6 Flashcards
(14 cards)
How does sensory adaptation work? Give an example
When we are constantly exposed to a stimulus that does not change, we become less aware of it because our nerve cells fire less frequently. For example, if you move your watch up your wrist you will only feel it for a few moments.
What is transduction
conversion of one form of energy into another. In sensation, the transforming of stimulus energies, such as sights, sounds, and smells, into neural impulses our brain can interpret.
What is wrong when you are farsighted?
visual image is focused behind the retina
What part of the eye does light pass through second? This happens right before the lens
pupil
What cells are color sensitive in the eye?
cones
What causes your blind spot in the eye?
this is the point where the optic nerve leaves the eye, creating a blind spot because no receptor cells are located there.
What is the area on the back of the eye where your color sensitive cells are clustered/centered?
fovea
What are the 3 bones of the middle ear called?
Hammer, anvil, stirrup
What is one type of hearing loss
conduction hearing loss- hearing loss caused by damage to the mechanical system that conducts sound waves to the cochlea
If you are colorblind what colors are you unable to see? Explain your answer.
red-green colorblindness
you mistake red for green and vice versa
how do we know a sound is coming from our right as opposed to our left? Please explain
We have 2 ears. Sound waves strike one ear sooner and more intensely than the other.
what are four skin senses
pressure, warmth, cold, pain
what are five basic taste sensations
sweet, sour, salty, bitter, umami
which senses are chemical senses
taste and smell
