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Auditory in Biological News

Lehigh researcher awarded $1.8 million NIH grant

... in my field appreciate my work and my approach to auditory neuroscience." Burger is interested in how the auditory system processes sound information. The ear and ... determining when a sound wave strikes each ear. auditory neurons can detect the tiny microsecond ...

Musicians have biological advantage in identifying emotion in sound

... School of Music, Strait does research in the auditory Neuroscience Laboratory directed by ... associate professor of music cognition; and auditory Neuroscience Laboratory manager Erika Skoe ... musical piece, were found to have "finely tuned" auditory systems. This fine-tuning appears to lend ...

A BBVA Foundation project comes up with a system enabling detection of cetacean hearing loss

... speed just a few minutes suffice to detect any auditory lesions and its ability to generate stimuli from ... electrodes. These electrical pulses are called auditory evoked potentials or auditory brainstem responses (ABR), and incorporate a ...

Practice as well as sleep may help birds learn new songs

... carries information both about the tutor song and auditory feedback the birds hear while singing. These ... of learning. We gained insight into the role of auditory information in structuring sleep activity, which ... how this works," said Margoliash. "At night, the auditory information that the bird was exposed to during ...

Acoustical Meeting, Nov. 10-14, 2008 in Miami, Florida

... provide further insight into how humans process auditory input, and the possible impact of experience on auditory processing, insight that could be used in the ... of pitch in music and speech and its impacts on auditory learning. The talk, "Music melody perception ...

Caltech neurobiologists discover individuals who 'hear' movement

... move or flash. Surprisingly, the scientists say, auditory synesthesia may not be unusual--and may simply ... visual, tactile, and taste synesthesias, but auditory synesthesia had never been identified. Caltech ... of the synesthesia literature revealed that auditory synesthesia--of any kind--had never been ...

Killer whales, blind bats, discriminating dolphins, mating birds

... contained in the returning echoes to build a 3D auditory "image" of its surroundings. The timing, ... bat's acoustic imaging system. In turn, the bat's auditory representation of space guides its actions: ear ... and therefore depend on the accuracy of those auditory images -- particularly in the perceived distance ...

The human brain: Detective of auditory and visual change

... is capable of detecting the slightest visual and auditory changes. Whether it is the flash of a students ... if the brain uses similar mechanisms to perceive auditory changes as it does with vision. Participants had ... sounds. The experimenters reasoned that if auditory change detection is similar to the visual ...

Jingle bells not merry for tone-deaf individuals

... the right interior frontal gyrus and the right auditory cortex, as compared to those who are musically ... particular brain regions known to be involved in auditory and musical processing. This parallels what has ... involves many different regions of the brain, the auditory system, the visual system, the motor system, as ...

Hearing changes how we perceive gender

... part of the brain does vision and another does auditory processing and that the two really dont ... our visual experience. We learn early on what auditory and visual characteristics accompany female and ... in the processing of perceptual information do auditory and visual senses interact with each other? How ...

Dolphins maintain round-the-clock visual vigilance

... from San Diego and Tel Aviv wonder whether the dolphins' unrelenting auditory vigilance tired them and took a toll on the animals' other senses? Ridgway ... tone, even after listening to the sounds for 5 days without a break. Their auditory vigilance remained as sharp as it had been 5 days earlier. Next Allen ...

Laughing hyenas, wailing levees, the sound of cheese and blaring bagpipes

... it actually is. This connection between physical fitness and the brain's auditory system may have evolved to help the weak get out of the way of approaching ... in the dark," says Deng. The talk "Comparative studies of the auditory periphery of deep-sea fish" by Xiaohong Deng is at 3:35 p.m. on Monday, ...

Case Western Reserve University receives $1.66m grant from NIH for otoprotection research

... This grant is Dr. Zheng's fourth NIH grant for research involving auditory disease with accumulated $4 million funding. "A clear translational ... says Dr. Cliff Megerian, Richard W. and Patricia Pogue Professor of auditory Surgery and Hearing Sciences at University Hospitals Case Medical Center. ...

Texas Medical Center researchers win collaborative grants

... for the deaf Helping the deaf hear again by using lasers to stimulate auditory neurons is the focus of research by Robert Raphael, an associate professor ... first in the lab and then in the mammalian ear. They hope to develop an auditory prosthetic that would be superior to currently available cochlear implants ...

More freedom to take risks: DFG funds the first Reinhart Koselleck Projects

... interested in automatic modelling and the systematic acquisition of auditory rules as well as the suppression of the brain's responses to autogenous auditory stimuli. By taking a primarily experimental approach, Schrger hopes to ...

Baby talk: The roots of the early vocabulary in infants' learning from speech

... infancy, babies learn not only individual speech sounds but also the auditory forms of words; that is, babies are not only aware of the pieces that make up a word, but they are aware of the entire word. These auditory forms of words allow children to increase their vocabulary and help them ...

Audience Selected as Silver Winner in This Year's Wall Street Journal Technology Innovation Awards and Winner of the Semiconductors Category

... and the winner of the Semiconductors category. By understanding the auditory pathway -- from the cochlea to the brainstem to the thalamus and cortex -- ... the first company to deliver a commercial product based on the science of auditory Scene Analysis (ASA), or the grouping and processing of complex mixtures ...

Seagulls: Are males the weaker sex?

... compared to older siblings. During the last phase of incubation, birds auditory system is developed and embryos communicate with each other by auditory stimuli. These vocalizations may act as a cue for later-developing embryos ...

Study links low-frequency hearing to shape of the cochlea

... to have greater hearing ranges, but previous attempts to associate these auditory effects with the physical characteristics of the cochlea have proven ... to bend. The motion generates electric signals that travel along the auditory nerve to the brain. As a result, the sensory cells near the outer end of ...

Researchers see evidence of memory in the songbird brain

... a broad snapshot of gene activity in the brain. Using DNA microarray analysis, the researchers measured changes in levels of messenger RNAs in the auditory forebrain of finches exposed to a new song. These mRNAs are templates that allow the cell to translate individual genes into the proteins that do the ...

The neurobiology of musicality related to the intrinsic attachment behavior?

... 19 Finnish families with at least some professional musicians and/or active amateurs. The musical aptitude was assessed using three music tests: the auditory structuring ability test (Karma Music test) and Carl Seashore's pitch and time discrimination subtests. Additionally participants filled in an ...

Neuroscientists discover long-term potentiation in the olfactory bulb

... brain cells in these "higher" regions begin to reflect abstract concepts, such as the shape of human faces, in the visual system or melodies in the auditory system. The brain areas related to our conscious perception of the world are presumably at the top of pyramid. However, the Case Western Reserve ...

Some vocal-mimicking animals, particularly parrots, can move to a musical beat

... out that the cognitive processes needed for both actions are related. "In both vocal mimicry and entrainment," says Schachner, "you're taking in auditory input, and constantly monitoring not only your output but also the sound input. This allows you to fix your output in real time, to better resemble ...

Mosquitoes create harmonic love song before mating, study finds

... tones with a special microphone. Co-first author Benjamin Arthur, a postdoctoral researcher in Hoy's laboratory, placed electrodes in the mosquitoes' auditory organ in their antennae during playback to measure physiological responses of the mosquitoes to the sounds of potential mates. The researchers hope ...

Orangutan's spontaneous whistling opens new chapter in study of evolution of speech

... orangutans copy physical movements of humans, but Bonnie's whistling indicates that the learning capacities of orangutans and other great apes in the auditory domain might be more flexible than previously believed, Wich said. The behavior goes against the argument that orangutans have no control over their ...

Social interactions can alter gene expression in the brain, and vice versa

... in the brain. "What's more significant to a bird than hearing another bird singing?" Clayton said. "This is going on in the equivalent of our auditory cortex and association cortex, so this is pretty high-level stuff going on in the brain. And this was happening in more or less real time by very ...

Research shows that time invested in practicing pays off for young musicians

... has found that children who study a musical instrument for at least three years outperform children with no instrumental trainingnot only in tests of auditory discrimination and finger dexterity (skills honed by the study of a musical instrument), but also on tests measuring verbal ability and visual ...

Are you phonagnosic?

... mechanisms behind it are not well understood. In KH's case, a MRI brain scan showed no evidence of brain damage in regions associated with voice or auditory perception, and her hearing abilities were found to be normal. ...

156th Acoustical Society of America Meeting, Nov. 10-14, 2008 in Miami

... role in such long-range communication. How are related networks established and dynamically reconfigured in order to adapt to the ever changing auditory environment?" http://asa.aip.org/web2/asa/abstracts/search.nov08/asa83.html . LOW-FREQUENCY NARROWBAND SOUNDS MADE BY WILD BOTTLENOSE DOLPHINS ...

Is that song sexy or just so-so?

... common to many species, including humans. Maney led a previous study on white-throated sparrows that suggested hormones may modulate the way the auditory system processes courtship signals. The new study (currently online), to be published in the Nov. 10 edition of the Journal of Comparative ...

Biophysical method may help to recover hearing

... the remapping of frequencies where the cochlea malfunctions to neighboring intact cochlear areas. This remapping is performed in such a way that no auditory information is lost and the tuning capabilities of the cochlea can be fully utilized. Their findings indicate that biophysically realistic ...

Ultrasonic frogs can tune their ears to different frequencies

... team leader Albert Feng, a professor of molecular and integrative physiology at Illinois. "This was contrary to everything that we knew about its auditory system," he said. O. tormota , the concave-eared torrent frog, is unusual in other ways. Most frogs have ears on the body surface, but the ...

Scientists set out to measure how we perceive naturalness

... measure an object, as the ancient Egyptians did with the cubit, a standard measure related to the Pharaoh's arm length. There are visual, tactile and auditory experiments designed to demonstrate the limitations of the senses as measurement devices, by exposing how perceptions can be fooled by illusions. ...

What it's like to be a bat

... changes its flight path in response to echo information from the environment. A human moves his eyes or turns his head to augment his perception of auditory and visual signals. "All of these motor behaviors influence the animal's perception and representation of the environment," says Moss. "But of ...

Portable device quickly detects early Alzheimer's

... or EKG (electrocardiogram), serving as a cognitive impairment vital sign of sorts. The portable test runs patients through a battery of visual and auditory stimuli such as pictures and words that assess cognitive abilities relative to age, gauging reaction time and memory capabilities. Its software can ...

Shigetada Nakanishi receives $500,000 Gruber Neuroscience Prize

... Lim is developing a new kind of bionic ear a device that will restore hearing by bypassing the ear and directly stimulating an area which processes auditory input deep in the brain. Yulia Lerner is trying to determine how our brains make sense of the complicated world our eyes behold. The ...

Research finds music training 'tunes' human auditory system

... a young age in effect can "fine-tune" the brain's auditory system. "Increasing music experience appears to ... says Nina Kraus, director of Northwestern's auditory Neuroscience Laboratory and senior author of the ... once was thought to only play a passive role in auditory processing. Using a novel experimental ...

Wired for sound: How the brain senses visual illusions

... have found new evidence of rapid integration of auditory and visual sensations in the brain. Their ... visual perception can be altered by concurrent auditory events, will be published online in the April 12 ... of seeing two flashes in the presence of two auditory signals, when only one flash actually occurs ?can ...

Do you hear what i see?

... says Robert Zatorre, PhD, head of the auditory cognitive neuroscience laboratory at McGill ... found that fields in the hindmost part of the auditory cortex showed activity when the monkeys watched ... "The present study clearly shows where in the auditory system researchers have to focus." ...
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