Digital Speech Analysis Tests Sobriety
...al excitation waveform. During speech production, air passes from the lungs through theglottis, an openi.... The glottal excitation waveform is the puffs of air produced by theopening and closing of the glottis during voiced speech. Cummingsconcentrated on voic...Partial Liquid Breathing Improves Lung Function, Chances of Survival in Sick Preemies
...ecrete surfactant, the substance that prevents the air sacs from collapsing. Conventional therapy for t...mits oxygen and carbon dioxide to pass through the air sacs and into the blood stream more easily and efficiently. "The successful introduction of liquid ...Kids Near Airports Don't Read As Well
... environmental stress, such as noise, crowding and air pollution. "This study shows that children don't tune out sound per se, rather they have difficulty acquiring speech recognition skills." Evans and his collaborator, Lorraine Maxwell, both environmental psychologists, are in the Department of Desig...Ultrasound Helps Pediatric Heart Surgeons After Open Heart Surgery
...ts how successful the surgeon has been in removing air from theheart and if further action is needed. ... One concern is the small particles and bubbles of air that are ejectedfrom the heart to systemic circulation during surgery, Rodriguez said. "We don'tknow...Radon, Especially In Combination With Smoking, Contributes To Lung Cancer Deaths
... that occurs naturally in rocks and soil. Outside air contains very low levels of radon, but indoors the...s radioactive, which means that radon atoms in the air can spontaneously decay, or change to other atoms. When the resulting atoms are formed, they are el...Airport Noise Can Seriously Affect The Health And Psychological Well-Being OfChildren
...n environmental stress (such as noise,crowding and air pollution) and his German and Swedish colleagues, MonikaBullinger and Staffan Hygge, respectively, reported their findings in theJanuary issue of "Psychological Science", published by the AmericanPsychological Association. The researchers looked at...Chemical Society's Highest Award Goes To Ronald Breslow
...ratory in thebasement of our house, right near the air duct next to our furnace," he said."My father was a physician, and I remember his patients would come streaming outof his office upstairs sometimes when I made something that really smelled bad.But he didn't mind." "I thought the whole thing ...Six Football Players Died In 1997 Season: New Study
...d among football players.Few schools and homes had air conditioning, and thus it is likely players werebetter able to tolerate hot weather. Mueller and other experts strongly recommend pre-practice physicalexaminations for boys -- and the small number of girls -- who want to playfootball. Such ex...Candles with lead wicks emit lead into the air
...e concentration levels of leadthat lingered in the air in an enclosed space, such as a room measuring 12 ...ing the candle for one hour, thelead levels in the air of an enclosed space were estimated to range from 0.04 to13.1 micrograms per cubic meter, which comp...University Of Florida Researchers Hope To Ease Asthma Pains And Provide A Sigh Of Relief
...hing, is a result of muscular constriction of the air passages ofthe lungs. It affects an estimated 14.6 million Americans, according to theAmerican Lung Association. In their pursuit of better relief for those who suffer, Nowicki and a UFresearch team of pharmacologists and chemists are studyin...A Trip To The Dentist Could Cause Symptoms In Asthmatic Kids
...pirometer, a machine used to measure the volume of air in a lung. The researchers took spirometer readings before, immediately after and 30 minutes after dental treatment. They also recorded any asthma-related symptoms that occurred before, during or after treatment. “The spiromet...Forecasting Killer Heat: UD Systems Predict Deadly Weather Worldwide
...nd then forecasting the specific type ofoppressive air mass known to kill large numbers of people within ...to account the type and severity of apredicted hot air mass; the duration and timing of the heat wave; and the city'sspecific "threshold," or temperature k......entsreceiving small, rather than large, breaths of air from a mechanical ventilator. The ARDS Net...vely large (12ml/kg) or small (6 ml/kg) breaths of air from the ventilator. The initial planfor the study, which began in 1996, was to enroll 1,000 patien...Canada's Most Powerful Supercomputer Now At Sick Kids
...oom. As it generates 125,000 BTUs ofheat, a 10-ton air conditioning unit (the average house has a 1-ton unit) isused to maintain a constant room temperature. Its independent power supply isbacked up by two UPS units that weigh 800 pounds each. The $4.2 million supercomputer arrived at the hospital in Jan...Low-Tech Treatment Proves A Life-Saver In Research Breakthrough
...d ARDS patients with smaller breaths ofoxygen-rich air from a mechanical ventilator than had been convent...inical animal studies had suggested that providing air insmaller volumes might protect the lung from injury. "The reason these results are so exciting," Ma...Chemists Discover That Aerosol Clusters Play Larger Role In Generation Of Air Pollution
...e attention to therole that these clusters play in air pollution. "This is only the tip of the iceberg," said Garvey. "It leads us to believethere may be a rich family of reactions occurring in the atmosphere betweennitric oxide and a variety of volatile organic compounds, such as alcohols,ethers and k...Neurobiologists Show How The Brain Processes Signals From Pheromones
...um, so that youmaximize the chance that a whiff of air stimulates the correct neurons. Then tomake the system sensitive enough all these axons from these neurons cometogether in the glomerulus and connect to the same second-order neurons." The mammalian accessory olfactory system provides information abo......telltale marker forchronic rejection that prevents air exchange in the lung's bronchioles, occurredin 4.7 percent of the bone marrow patients and 31 percent in those who did notreceive bone marrow. Similarly, the incidence of acute cellular rejection wasmuch lower in the study kidney/pancreas recipients......ent's progression of CF by measuring the volume of air that can be expiredand the percentage of oxygen and carbon dioxide in their arterial blood. Specific values of these tests are included in the guidelines. Dr. Keenan and his team conducted a retrospective study to determine if theseguidelines were in......denceof chronic rejection, a process that prevents air to pass through the lung'sbronchioles. Chronic rejection occurred in 9 percent of the bone marrowpatients and in 42 percent of those who did not receive bone marrow. Inaddition, those lung patients receiving bone marrow had higher measures ofdonor-...