Eyes a Window to Hearing Loss?
... that they could use a pair of specialized goggles to detect changes in pupil
They found that when a novel sound was introduced, the pupils in ... heard a certain noise and compared those results to those obtained by the pupil
response, and found that the results were very similar, within three ...
Ongoing Study Shows That Endovascular Therapy is Associated With High Cure Rate for Childhood Eye Cancer
... that arises in cells in the developing retina. Typically, this cancer is associated with a late diagnosis as one of the only symptoms, a white pupil
replacing the normal black, presents when the tumor occupies over one-third of the eye. Conventional therapy for this cancer includes laser ...
Make Sure Your Baby is Seeing the Most Important Things in His World
... Eye Health - The optometrist will examine the eye's structure as well as the eyelids, tear ducts, and other parts of the eye. The doctor will check pupil
function and assess visual field. Optometrists may use a hand-held biomicroscope to evaluate the front of the eye. And once the baby's eyes are ...
Researchers develop light-treatment device to improve sleep quality in the elderly
... an older person's retina, therefore reducing the amount of light for the circadian system."
As we age, the lens in the eye thickens and the pupil
shrinks, reducing the amount of light passing through to the retina. Making matters worse, in some cases, such as with persons with Alzheimer's ...
Kids Who Spend More Time Outdoors Have Better Vision
... outdoors, provides a 'stop' signal to block myopia progression," Gwiazda said. "Outdoor exposure also may be beneficial, because sunlight causes the pupil
to constrict, resulting in a larger depth of focus -- the range in which objects appear clear -- and less image blur that's associated with myopia ...
Glaucoma Awareness Not Just for Humans
... condition. Dr. McNabb recommends being on the look out for the following signs:
1. Acute blindness
2. Dilated pupil
3. Cloudiness of the cornea
4. Increased prominence of blood vessels on the white of the eye (“Bloodshot ...
Mitosis gets harder thanks to new gene discovery
... A biological process taught to every pupil
studying science at high school has just become a little more complicated thanks to a new discovery published today.
Scientists from the ...
Research to lead to brain tumor therapies
... 21, from Gunnislake in Cornwall, first became aware that there was a problem when he started to suffer from very bad headaches at age 15.
He was a pupil
at Tavistock College at the time and in the middle of his GCSEs. He was referred for an MRI which identified a tumour on his brain, and was ...
Blinded by the Light? Vision Problems and Visual Discomfort Make Driving in the Dark Difficult, Uncomfortable for Most Americans
... bothersome, and nearly
half (48 percent) report experiencing glare or light sensitivity while
driving in the dark. "Low light levels cause an eye's pupil
to dilate, which can accentuate
any existing focusing problems and result in blurred vision," explains Dr.
Elise Brisco, a Los Angeles based ...
Brain imaging reveals breakdown of normal emotional processing
... resonance imaging scanner detected changes in neural activity. Johnstone and his colleagues also recorded levels of emotional excitement by measuring pupil
The data showed distinctive patterns of activity in the ventromedial prefrontal cortex (VMPFC) and the right prefrontal cortex (PFC), ...
Alpha-blockers call for modification in cataract surgery
... the muscle of the iris, from allowing the pupil
to remain completely open during cataract surgery ... of the clouded, cataract-covered lens below the pupil
and replacement with an artificial one.
Chang ... that the use of alpha-blocker may cause the pupil
to suddenly constrict during surgery, causing the ...
Computer Imaging Assists With Facial Reconstructive Surgery
... the distance from the porion (the top of the external ear canal) to the pupil
and to the pogonion (the most prominent point on the chin) was measured. ... the porion to pogonion distance and the ratio of the distance between the pupil
and the pogonion and the distance between the porion and the pogonion ...
Joslin Diabetes Center Launches Veraxa Health
... they require. Lack of ready access to eye care specialists, the need for pupil
dilation and the frequent lack of symptoms when retinopathy is initially ... endocrinology office, or other clinical setting without the need for pupil
dilation. By improving access to eye care, JVN increases the rate of ...
Teens can Perform CPR as Well as Adults and Should Be Taught from an Early Age
... programme. The effectiveness of chest compressions was assessed during three minute’s continuous chest compression on a manikin.
No year 5 pupil
(age 9-10) was able to compress the manikin’s chest to the depth recommended in guidelines – one and a half to two inches (38-51mm). Nineteen per ...
Technology Making LASIK Safer for Those Who Have Had Previous Eye Surgery
... night vision
? Topographic analyzers, which give detailed views of the cornea, the clear tissue at the front of the eye that covers the iris and pupil
and focuses light rays entering the eye
These advances should bring peace of mind to both patients and doctors, he said.
“Emerging technology ...
Free Online Educational Videos for People with Diabetes
... to eye care: maintain excellent A1C levels; keep blood pressure and other health factors in check; and have an annual eye exam involving either pupil
dilation (where the doctor places drops in the eyes) or specially validated photographs of the retinas (the back of the eyes). "Although there are a ...
Tune Your Brain to Hear Another in a Noisy Ambience
... "When we switch on a bright light our eyes detect the increase in light levels and the brain sends a message to the eye to tell it to contract the pupil
and let in less light. This is a feedback system where the brain is getting information from the eye about its surroundings, processing that ...
Older, More Rounded, and Artier Applicants make Better Medical Students
... but it is not clear what further improvements can be made with "the raw materials at hand."
He concludes: "The 18 year old pure science pupil
is no longer suitable for medicine." ...
New Human Case Of Bird Flu Confirmed In China
... An eight-year pupil
in southwest China's Sichuan province was confirmed to be infected with H5N1 bird flu, the health ministry said Thursday//.
The girl, surnamed ...
What nurses learn is not what they practice
Dr Bendall's paper, written when she was Registrar of the General Nursing Council for England and Wales, looked at the behavior of 321 student and pupil
nurses from 19 hospitals; she examined 22 real-life nursing situations to explore the gap between what they had been trained to do and what they did ...