Flashcards in Mod 19 Deck (54)
frequency corresponds to our perception of ... --> ... of the sound wave; perceived as high and low sounds (pitch)
amplitude corresponds to our perception of ... --> ... or ... of sound wave; perceived as loud and soft (volume)
loudness; height; intensity
complexity corresponds to our perception of ... perceived as ... or ..
timbre; sound quality; resonance
the outer ear collects ... and funnels it to the ...
in the middle ear, the sound waves ... and move the ..., ..., and ... in ways that ... the vibrations. the stirrup then sends these vibrations to the ... of the ...
hit the eardrum; hammer; anvil; stirrup; amplify; oval window; cochlea
conduction hearing loss: when the ... isn't conducting soudn well to the ..
middle ear; cochlea
sensorineural hearing loss: when the receptor cells aren't ... through the ...
sending messages; auditory nerves
exposure to sounds that are too loud to talk over can cause damage to the ..., especially the ...
inner ear; hair cells
structures of the middle and inner ear can also be damaged by ...
prevention methods for hearing loss include limiting exposure to noises over ...decibels and treating ...
85; ear infections
people with conduction hearing loss may be helped by ... these aids ... sounds striking the eardrum, ideally amplifying only ... or ...
hearing aids; amplify; softer sounds; higher frequencies
people with sensorineural hearing loss can benefit from a ... the implant does the work of the .. in translating ... into ... to be sent to the brain
cochlear benefit; hair cells; sound waves; electrical signals
loudness refers to more ... sound vibrations. this causes a greater ... of hair cells to send signals to the brain
soft sounds only activate ...; louder sounds move those hair cells AND their ...
certain hair cells; neighbors
sounds usually reach one of our ears ..., and with more ..., than they reach the other ear. The brain uses this difference to generate a perception of the ... the sound was coming from
sooner; clarity; direction
we have senses of: ... and ..., four different components of the sense of ..., ../... awareness
smell; touch; touch; body/kinesthetic
touch is valuable for expressing and sensing ..., for sharing ..., ..., and ... for detecting the ... in multiple ways, such as pressure, warmth, cold, and pain
feelings; affection; comfort; support; environment
stroking adjacent pressure spots creates a ...
adjacet cold and pressure sensations feel ..
adjacent warm and cold feels ...
pain tells the body that something has gone wrong. pain often warns of ..., or even just to shift positions in a chair to keep ...
severe injury; blood flowing
not being able to feel pain means not being able to tell when we are ..., ..., or causing .. to our bodies
injured; sick; damage
nociceptors are sensory receptors whose signals are interpreted by the brain as ....
the ... refers to signals that travel to the spinal cord, up through small nerve fibers, which then conduct pain signals to the brain
gate-control theory: this theory hypothesizes that the spinal cord contains a ... that ... pain signals or allows them to pass on to the brain. stimulating certain nerve fibers in the spinal cord through acupuncture, massage, or electrical stimulation seems to ... that gate
neurological 'gate'; blocks; close
endorphins: these hormones can be released by the body to
reduce pain perception
phantom limb sensation: as the brain produces false sounds (tinnitus, ear ringing) and sights (aura, lights with migraines), it can produce .. or other .. of amputated/missing arms or legs
distraction, such as during intense athletic competition, can limit the ...
experience of pain
memories of pain focus on ... moments more than ...