Articles tagged with Tongue
Researchers at MIT developed a mathematical model to describe the relationship between hairy surface dimensions, dipping speed, and fluid properties. The model predicts optimal fluid entrainment for hairy-tongued nectar feeders like bats, honeybees, and possums.
A new study found significantly reduced bacterial diversity and richness, and fungal richness in tumor tissue compared to non-tumor tissues, suggesting potential markers for earlier diagnosis. The findings may lead to precautionary testing in high-risk patients and improved patient outcomes.
A team of researchers developed a system that displays tongue movements in real time, using machine learning algorithms to control an articulatory talking head. This 'visual biofeedback' system can help patients with articulation disorders correct pronunciation problems faster.
Research suggests that clearing the airway to prevent 'tongue swallowing' can delay crucial chest compressions, leading to increased mortality rates. In analyzed videos of athlete cardiac arrests, only 38% showed chest compressions, highlighting a critical gap in resuscitation protocols.
The map of Tlacotalpa, created by Francisco Gali in 1580, is one of the first examples of local nautical cartography in Hispanic America. The map shows great detail of the coast and surrounding areas, with geographical coordinates and depth measurements.
Research found a skewed ratio of male to female babies born to Indian-born women, particularly among Punjabi-speaking mothers. The study suggests that the practice of sex selection through abortion may be driving this imbalance and that it will not correct itself without interventions.
A new study reveals that frogs' tongues are covered in a unique reversible saliva that changes viscosity during capture and retraction. The combination of this saliva with a super soft tongue allows for an incredible 50 times greater work of adhesion, making it a key factor in the frog's ability to hang onto its next meal.
Over a third of scientific reports are published in languages other than English, leading to biases in our understanding. The researchers call for basic summaries to be published in multiple languages and translations to be included in 'outreach' evaluation criteria.
A computer model revealed monkeys could easily produce many different sounds, implying a basic form of spoken language could have evolved without changes in vocal anatomy. Monkeys' ability to vocalize was found to be unrelated to their speech capabilities.
Scientists observe localized plasma deformation, known as a 'tongue', in the LHD, confirming Artsimovich's prediction. The discovery offers insights into maintaining high-temperature and high-density plasmas for fusion research.
Researchers at UC Santa Barbara discovered a single cell responsible for detecting food texture in fruit flies. This neuron sends signals based on the hardness of food, enabling the fly to determine whether to eat or not. The study also identified a critical protein TMC that plays a key role in mechanosensation.
Researchers have studied the amazing sticky weapon used by chameleons to capture their prey, revealing that it has a viscosity 400 times larger than human saliva. The combination of tongue morphology and viscous adhesion makes for an efficient adhesive system.
Researchers tested young infants' imitation of facial and hand gestures, finding no evidence of innate ability to copy adults. Babies may learn to imitate through observation of others mimicking them.
A citizen science project has drawn an oral microbiome map for young people, revealing subtle differences in their oral health based on geography, diet, and lifestyle. Over 4,000 participants contributed to the project, which also serves as an educational tool, teaching statistics and biology.
A new study led by University at Buffalo orthodontic researcher Thikriat Al-Jewair found that large tonsils and tongue indentations are common risk factors for obstructive sleep apnea. The research also showed that obese patients were almost 10 times more likely to report OSA symptoms than non-obese patients.
Research by Brown University biologist Christopher Anderson reveals the smallest species of chameleon produces the most powerful tongue acceleration, with peak values 264 times greater than gravitational acceleration.
Dogs drink by accelerating their tongues to create a water column, whereas cats use steady inertia. Researchers used photography and laboratory simulations to study dog lapping, finding that dogs' sloppy-looking actions are high-speed movements optimizing fluid acquisition.
Researchers found that men use cardinal directions more efficiently and the hippocampus less than women, while women rely on local memory. Administering testosterone improved women's navigation skills, but not their performance.
A study by University of Texas at Dallas researchers shows that watching 3-D images of tongue movements can help individuals learn speech sounds. The findings could be especially helpful for stroke patients seeking to improve their speech articulation.
Researchers analyze salamander hunting skills to understand how animals compensate for sensorimotor delays. By predicting prey movement, salamanders successfully catch over 90% of their targets. The study's findings provide new insights into human motor processing and prediction strategies.
Researchers with the University of British Columbia found that inhibiting infants' tongue movements impedes their ability to distinguish between speech sounds. The study suggests that babies' oral-motor movements play a crucial role in speech perception development.
Researchers found that two alpine bumblebee species have evolved shorter tongues in response to declining flowering due to warming temperatures. This adaptation may help the bees cope with environmental challenges caused by climate change.
Researchers found that reading emotional content in a second language results in blander facial expressions compared to native language readings. This reduced physiological response may influence decision-making by limiting the impact of emotions.
Researchers have developed a web-based tool allowing everyday people to record and submit speech errors, including 'tip-of-the tongue' states, slips of the tongue, and malapropisms. This crowdsourced database aims to provide new insights into language acquisition, production, and perception.
Researchers discovered that chameleons' eyes do not move completely independently, but instead have cross-talk between the eyes, similar to binocular vision. The study showed that chameleons can track objects moving in opposite directions before deciding which object to target.
Researchers have discovered a 425-million-year-old fossil of an ancient tongue worm parasite, providing significant insights into the origins of parasitism. The new species, Invavita piratica, is remarkably well-preserved and has been found attached to its host animal, an ostracod, in Herefordshire, England.
A team of scientists from the University of Leicester has discovered a new species of 425-million-year-old fossil, which is the first parasite of its kind to be found intact with its host. The fossil species, named Invavita piratica, is a 'tongue worm' that was previously known only from isolated juvenile specimens.
Researchers at the University of British Columbia discovered stretchy nerves in rorqual whales that can double in length like a bungee cord. This unique structure allows the whales to create a large pocket between their body wall and blubber to capture prey during feeding dives.
Geographic tongue (GT) is characterized by evolving red patches on the tongue surface due to loss of papillae. New research reveals GT can spread in circular or spiral patterns, with spiral patterns indicating a more acute condition that lingers for a long time.
A study by Cecilia Aragon at the University of Washington found that bilingual speakers increase their use of emoticons when chatting in a non-native language, mirroring face-to-face communication patterns. This suggests that bilinguals are adapting online communication to their cultural norms.
A neural network-based system combines symptom descriptions with digital tongue images for diagnosis, identifying signs of illness such as discoloration and texture changes. The system can detect a range of conditions including common colds, flu, and digestive issues, with potential expansion to include eye images.
A small study found that ultrasound biofeedback was effective in correcting 'r' speech errors when children were allowed to make different shapes with their tongues. The treatment involved using ultrasound images as a guide for tongue manipulation and adjustments to achieve better pronunciation of the sound.
A new Penn Medicine study reveals that patients with fatter tongues are more likely to suffer from severe sleep apnea. The researchers found a correlation between tongue fat volume and sleep apnea severity, suggesting that increased tongue fat may explain the pathogenic relationship between obesity and sleep apnea.
A study of obese adults with obstructive sleep apnea found a significant correlation between tongue size, fat content, and increased risk. The research proposes that enlarged tongues with high-fat deposits may impair airway function, leading to sleep apnea.
A new study found that surgery for hip fractures yields significant savings in lifetime medical costs, with total societal savings exceeding $16 billion for older patients. Surgery also improves physical function and reduces mortality risk.
Researchers found that bee tongues can be predicted by body size and taxonomic relationships, providing a valuable proxy for ecology studies. The study highlights the importance of tongue length in understanding species behavior, resilience, and invasiveness.
Researchers used a tracing technique in mice to map the brain circuitry controlling chewing movements. They found shared premotor neurons connecting to multiple motoneurons regulating jaw and tongue movements, suggesting a simple coordination method for safe mealtime.
Researchers decoded the flatfish genome, providing insights into ZW sex chromosome evolution and benthic adaptation. The study also uncovered epigenetic mechanisms underlying temperature-dependent sexual reversal and trans-generational inheritance of such phenomena.
Scientists at the Autonomous University of Barcelona developed an electronic tongue to classify beer varieties, achieving an accuracy rate of 81.9%. The system uses sensors to detect chemical compounds and can even estimate alcohol content.
Researchers analyzed tongue twisters to understand the brain's speech-planning processes. They found that different types of tongue twisters induced distinct speech errors, revealing key differences in brain processing.
A new clinical study shows that a tongue-controlled wheelchair can access computers and execute commands faster than sip-and-puff systems, with equal accuracy. The Tongue Drive System enables people with tetraplegia to maneuver their wheelchairs better than those using traditional assistive technologies.
Scientists create a virtual reality environment to study how rats navigate and anticipate rewards. The results show that rats prefer to use visual cues for navigation, while their legs work in harmony with their anticipation of food. In contrast, auditory cues alone lead to confusion and random movement.
Researchers discovered that nectar-feeding bats use blood flow to erect tiny hair-like structures on their tongues, allowing them to gather nectar from flowers. This unique technology enables the bats to slurp up nectar quickly and efficiently.
Researchers have documented two new species of Hydnum, commonly known as ox tongue mushrooms, in the Iberian Peninsula. The discovery sheds light on the high genetic diversity of the Hydnum genus, which has been understudied due to its edible properties.
Researchers found that humans tend to alter language to make it clearer and more concise, striking a balance between effort and clarity. This bias towards efficiency acts as a filter, introducing common patterns across languages.
Research indicates that older adults ages 65-92 struggle with 'tip-of-the-tongue' errors and other memory mishaps. In a study of 105 healthy, highly-educated participants, 61 percent reported these memory failures.
Researchers found that lip smacks made by monkeys share similarities with speech movements and are more complex than previously thought. These findings support the idea that human speech evolved from primate facial signals rather than vocalizations.
Researchers developed a computer software that combines ancient practices with modern medicine by analyzing images of the tongue, indicating potential health issues. The software distinguishes between tongues showing signs of hot or cold zheng, which is associated with various symptoms such as fever, chills and loose stool.
A new study by Dr. Gary Pickering and colleagues from Brock University found that changes in food temperature alter the intensity of sour, bitter, and astringent tastes but not sweetness. The research involved 74 participants who tasted sweet, sour, bitter, and astringent solutions at varying temperatures.
Researchers found that thinking in a foreign language reduces loss aversion and asymmetry in decision-making. People are more likely to take attractive bets when considering options in a non-native tongue, as it provides a distancing mechanism that moves them from intuitive to deliberate thinking.
A new study found that the brain processes Arabic differently than Hebrew or English, with the right hemisphere relying on the left hemisphere for decoding. This makes learning Arabic more challenging, even for native speakers.
The Tongue Drive System, a wireless device that enables people with high-level spinal cord injuries to control computers and wheelchairs with their tongues, has been improved by embedding sensors in a dental retainer. This allows for increased mechanical stability and comfort, making it nearly unnoticeable.
A young underwater volcano has been mapped in unprecedented precision, reaching a height of 100m with lava tongue flows. The volcano's formation was confirmed by superimposing images from previous oceanographic surveys.
Researchers discovered reindeer use three tactics: panting with nose closed, mouth open and brain cooling system, to prevent overheating while exercising. The team found that reindeer selectively cool their brains only when temperature becomes dangerously high.
A new magnetic tongue technology uses nuclear magnetic resonance spectroscopy to analyze food components and estimate tastes, showing promise for improving flavor detection in processed foods. The method has potential as a rapid, sensitive, and relatively inexpensive approach for food processing companies.
A device has been created that can automatically classify different types of cava wines, thanks to a combination of sensor systems and advanced mathematical procedures. The classification is based on the amount of sugar added during production.
Researchers discovered a key difference in how fish and mammals chew their food. Fish primarily use their tongue muscles to transport food into the mouth, whereas mammals use them to position food for optimal chewing by teeth.
A team of researchers analyzed new conodont fossils and developed a 3D model of their feeding mechanism, revealing that these ancient vertebrates used teeth on upper lips and tongue to grasp food. The findings confirm the primitive nature of conodonts and suggest a common ancestor with lampreys.
A new Henry Ford Hospital study identified a successful treatment protocol for facial, tongue, and airway swelling caused by ACE inhibitors. Treatment with IV corticosteroids and antihistamines reduced swelling and prevented airway obstruction in all patients.
A UNC study found a significant increase in oral tongue squamous cell carcinoma among young white females, with incidence rates rising by 111% between 1975 and 2007. The researchers suggest that the epidemiology of this cancer may be unique and not associated with human papillomavirus or tobacco/alcohol use.