However ocular physiological phenomena. Medical search. Frequent questions

These programs focus on the scientific study of vision, visual processes, and related phenomena and clinical research and treatment modalities. (novascotia.ca)
Of special note are developments for 2009 MeSH related to fungi, to processes and phenomena, and to disciplines and occupations. (bvsalud.org)
Category G (Biological Sciences) was renamed Phenomena and Processes. (bvsalud.org)
To address this situation, 'Phenomena and Processes' and 'Disciplines and Occupations' were separated into different tree categories. (bvsalud.org)
Further division follows under processes or other observable properties, qualities, and measurable phenomena. (bvsalud.org)
This approach provides a reproducible, logical framework for expanding the MeSH vocabulary in the category of Phenomena and Processes. (bvsalud.org)

The previous (pre-2009) organization was established in 1975 and non-biological phenomena and techniques were organized within broad disciplines named by a descriptor in the H Tree category of Natural Sciences. (bvsalud.org)

Drug delivery to the anterior and posterior segments of the eye is impeded by anatomical and physiological barriers. (ljmu.ac.uk)
It is well known that enriched or complex stimular environments affect CNS at both anatomical and physiological levels. (psicothema.com)

Maintenance of the ocular surface is dependent on the complex interplay of the lids, lacrimal gland, tear film, conjunctiva, cornea, and neural network. (touchophthalmology.com)
Three mechanisms are involved in maintaining foveal centration of an object of interest: fixation, the vestibulo-ocular reflex, and the neural integrator (which allows for gaze holding in extreme, or eccentric, eye positions). (medscape.com)
The vestibulo-ocular reflex is a complex system of neural interconnections that maintains foveation of an object during changes in head position. (medscape.com)
A disorder affecting any of the three components involved in maintaining the steady positioning of the eyes (ie, visual fixation, the vestibulo-ocular reflex or the neural integrator) may result in nystagmus. (medscape.com)

Under these conditions, physiological adaptation becomes more and more complex. (occe.eu)

Like Donders, he found the image obtained by the ordinary methods on the front of the lens very unsatisfactory, and in his "Handbook of Physiological Optics" he describes it as being "usually so blurred that the form of the flame cannot be definitely distinguished. (iblindness.org)

Increasingly, the bioeffects produced by ultrasound are being proven effective for mitigating the impact of these barriers on ocular drug delivery, though there does not appear to be a consensus on the most appropriate system configuration and operating parameters for this application. (ljmu.ac.uk)
an overview of common ocular drug administration routes and the associated ocular barriers is also given before reviewing the current state of the art of ultrasound-mediated ocular drug delivery and its potential future directions. (ljmu.ac.uk)
Despite being the most common route of ophthalmic drug administration, eye drops are associated with compliance issues, drug wastage by lacrimation, and low bioavailability due to the ocular barriers. (mdpi.com)

The information from both stations will be compared and analyzed, and grant researchers unique insights, helping them find possible explanations for electrical phenomena in the atmosphere. (calcalistech.com)

Assessment of upper respiratory tract and ocular irrita tive effects of volatile chemicals in humans. (cdc.gov)
Accurate assessment of upper respiratory tract and ocular irrita tion is critical for identifying and remedying problems related to overexposure to volatile chemicals, as well as for establishing parameters of irrita tion useful for regulatory purposes. (cdc.gov)
This gas attacks the ocular and respiratory mucous membranes. (occe.eu)

Nystagmus is defined as the involuntary, periodic rhythmic ocular oscillation of the eyes that can either be physiologic (may not affect vision) or pathologic. (medscape.com)
One year crewmembers Kelly and Kornienko completed vision and tonometry tests and took blood pressure measurements as part of their Flight Day 270 Ocular Health testing. (nasa.gov)

Although multifactorial in etiology, severe ocular surface disorders (OSDs) commonly result in progressive inflammation, vascularization, scarring, and/or loss of visual function, often refractory to conservative medical therapy. (touchophthalmology.com)
Thus animals under isoleted environment show disorders of physiological parameters related with stress (Gardiner and Bennett, 1977). (psicothema.com)

Multiple attempts to quantify pain objectively using single measures of physiological body responses have been performed in the past, but the variability across participants reduces the usefulness of such methods. (bvsalud.org)
Different sensors measured physiological responses. (bvsalud.org)
Moreover, the study's findings indicate that differences in physiological responses to pain in HS and CBPP remain small. (bvsalud.org)

Progressive division involves separation of the phenomena into structures or objects in the case of those not represented by anatomical structures in the A category, organisms in the B category, or chemical substances in the D category. (bvsalud.org)

The study will examine the structure and behavior of lightning elves, and other atmospheric electrical-discharge phenomena, and is a follow-up experiment to fallen first Israeli Ilan Ramon's Meidex experiment on his STS-107 mission aboard the Columbia shuttle. (calcalistech.com)

Gamma rays are a common phenomenon that occur in space, and are intense energetic explosions that have been observed in distant galaxies. (calcalistech.com)
CN can also occur without central or ocular nervous system abnormalities (idiopathic CN). (medscape.com)

Many descriptors involving concepts related to phenomena, being of interest to more than one discipline, were placed in more than one Tree location. (bvsalud.org)
In this major rearrangement of the G and H hierarchies, descriptors for phenomenon or process concepts in the H01 tree were moved to a G category tree. (bvsalud.org)

Although the exact mechanism of action is unclear, AM demonstrates physiological properties that promote epithelial and stromal wound healing while suppressing inflammation, fibrosis, and vascularization. (touchophthalmology.com)
Some believed that the contractive power of the pupil was sufficient to account for the phenomenon, until the fact was established, by the operation for the removal of the iris, that the eye accommodated perfectly without this part of the visual mechanism. (iblindness.org)
Many forms of acquired nystagmus may also be caused by disruptions of visual fixation, the vestibulo-ocular reflex and the mechanism that makes it possible to hold the gaze at eccentric eye positions. (medscape.com)

Phenomena, Related techniques, and similar descriptors were arranged side by side with subdisciplines. (bvsalud.org)

An ocular physiological explanation for visual sensations in near-death experiences Journal of Near-Death Studies , 25(2) 109-120. (iands.org)
The Ocular Health protocol calls for a systematic gathering of physiological data to characterize the risks of microgravity-induced visual impairment and increased intracranial pressure in ISS crewmembers. (nasa.gov)

The increase of public awareness on ocular conditions leads to an early diagnosis and treatment, as well as an increased demand for more effective and minimally invasive solutions for the treatment of both the anterior and posterior segments of the eye. (mdpi.com)

This graph shows the total number of publications written about "Convergence, Ocular" by people in UAMS Profiles by year, and whether "Convergence, Ocular" was a major or minor topic of these publications. (uams.edu)

Discuss/review current knowledge about the physiological fate of small fibers when they enter the body. (cdc.gov)

Convergence, Ocular" is a descriptor in the National Library of Medicine's controlled vocabulary thesaurus, MeSH (Medical Subject Headings) . (uams.edu)

Increasing temperature increases the frequency of phenomena such as heatwaves and droughts that have direct effects on human health. (occe.eu)

Cell Physiological Phenomena" is a descriptor in the National Library of Medicine's controlled vocabulary thesaurus, MeSH (Medical Subject Headings) . (rush.edu)
This graph shows the total number of publications written about "Cell Physiological Phenomena" by people in this website by year, and whether "Cell Physiological Phenomena" was a major or minor topic of these publications. (rush.edu)
Below are the most recent publications written about "Cell Physiological Phenomena" by people in Profiles. (rush.edu)

A battery of three bedside tests of ocular motor physiology known as HINTS (head impulse, nystagmus, test of skew) has been shown to identify acute strokes more accurately than even magnetic resonance imaging with diffusion-weighted imaging (MRI-DWI) when applied in the early acute period by eye-movement specialists. (johnshopkins.edu)

He also developed "spaceflight-associated neuro-ocular syndrome," or SANS-a condition that involves changes to his eyes, and for which the cause is poorly understood. (scientificamerican.com)
NASA has studied the phenomenon, known as space flight-associated neuro-ocular syndrome (SANS), for several years, and now a University of Houston optometrist has quantified some of the changes using optical coherence tomography imaging, reporting his findings in JAMA Ophthalmology. (uh.edu)

Physiological processes and properties of the DENTITION. (lookformedical.com)
Physiological processes, factors, properties and characteristics pertaining to REPRODUCTION. (lookformedical.com)
Physiological processes and properties of the RESPIRATORY SYSTEM as a whole or of any of its parts. (lookformedical.com)
The physiological processes, properties, and states characteristic of plants. (lookformedical.com)

For nearly two years both brothers provided urine, stool and blood samples, which researchers used for 10 separate investigations involving the molecular, physiological and cognitive effects of long-term spaceflight. (scientificamerican.com)
The results of these investigations suggest that, although there may be resolution of structural changes, there could be long-term ocular anatomical changes after extended-duration spaceflight," said Patel. (uh.edu)
Patel is also co-investigator with Brandon Macias, senior scientist at KBR Wyle, on the Ocular Health ISS Study involving one-year mission crew members, to determine how fast these ocular changes develop during spaceflight and how long it takes for patients to recover. (uh.edu)
Lawrence DeLucas, now a principal scientist at the Aerospace Corporation, came to UND campus on Monday for tours, interactions with students and an evening presentation on the physiological effects of long-duration spaceflight. (und.edu)
DeLucas, who holds degrees in biochemistry, optometry, optics and crystallography, came to campus to discuss "Human Factors and Physiological Effects of Long-duration Spaceflight. (und.edu)

Sleep in healthy individuals provides such a rare setting where consciousness level can be inferred via well-known physiological and electrophysiological observations. (epfl.ch)

Assessment of upper respiratory tract and ocular irritative effects of volatile chemicals in humans. (cdc.gov)

These barriers prevent the drug from reaching the lesions in the posterior segment of the eye and limit the efficacy of drugs for treating the ocular posterior segment eye diseases (AMD). (hindawi.com)

They all experienced an immediate relief of symptoms from conditions usually considered to be strictly physiological (and in no way functional) in nature, once their habitual lenses were removed and replaced with those derived from a behavioral perspective. (imatrix.com)
In addition, we identified that the use of behavioral and physiological data in virtual environments (VEs) has dramatically increased in recent studies. (jmir.org)

This was reflected in the results: researchers found Kelly was consistently mildly dehydrated, a common phenomenon among astronauts on long-term missions-and scientists do in fact attribute this to astronauts' annoyance with the complicated onboard lavatory. (scientificamerican.com)
My hope is one day we can use some of these algorithms we've built on patient care," noting how important NASA astronauts are in helping understand physiological changes. (uh.edu)

We should be aware that many conditions appearing on the surface to be simply physiological in nature may in fact be the result of functional vision deficits. (imatrix.com)

Our data do not support the premise that interocular differences in refractive error or other clinical characteristics induce the Pulfrich phenomenon. (psych.ac.cn)

These fibrillary molecules are subject to oxidative and enzymatic degradation and, with aging or due to oxidative phenomena, the vitreous body can undergo degeneration. (pizetapharma.com)

Our model comprises human cells and provides unique capabilities to replicate multiscale structural organization, biological phenotypes and dynamically regulated environmental homeostasis of the human ocular surface. (nih.gov)
Mediators and mechanisms of herpes simplex virus entry into ocular cells. (uchicago.edu)

This chapter summarizes reported RF effects on major physiological systems and provides estimates of the threshold specific absorption rates (SARs) required to produce such effects. (nationalacademies.org)

Although the chief clinical use of EEG is in epilepsy [ 5 ], recording brain activity in respect of partial and generalized seizures, for this paper I look elsewhere: at the phenomenon of the EEG arousal. (scitechnol.com)

Measurements taken using these instruments as well as systematic observational methods leave no doubt that physiological changes do emerge when one personality changes to another. (physicsandgod.com)

Multiscale reverse engineering of the human ocular surface. (nih.gov)
Here we present a miniaturized analog of a blinking human eye to reverse engineer the complexity of the interface between the ocular system and the external environment. (nih.gov)
This work advances our ability to emulate how human physiological systems interface with the external world, and may contribute to the future development of novel screening platforms for biopharmaceutical and environmental applications. (nih.gov)
In conclusion, the seemingly mundane act of blinking is a remarkable physiological phenomenon that exemplifies the intricate dance between human biology and functionality. (kaskadeatmosphere.com)

Skin physiological phenomena. (lookformedical.com)

Ocular dominance can be modified by visual input and NEUROTROPHIC FACTORS. (ouhsc.edu)

A program that focuses on the scientific relationship of physiological function to the structure and actions of macromolecules and supramolecular assemblies such as multienzyme complexes, membranes, and viruses. (graduateschooltuition.com)
Due to the special physiological structure and pathogenesis of the eye, there is no clear treatment method and ideal drug treatment for dry-AMD treatment. (hindawi.com)

The study found Kelly was under near-constant physiological stress while in flight. (scientificamerican.com)

Discuss/review current knowledge about the physiological fate of small fibers when they enter the body. (cdc.gov)

Anatomy3

Diseases7

Chemicals and Drugs1

Analytical, Diagnostic and Therapeutic Techniques and Equipment2

Phenomena and Processes32

Processes6

Biological Phenomena1

Anatomical and physiological2

Neural4

Adaptation1

Optics1

Barriers3

Explanations1

Respiratory3

Vision2

Disorders2

Responses3

Structures1

Behavior1

Occur2

Concepts2

Mechanism3

Techniques1

Visual2

Conditions1

Year1

Body1

Medical1

Effects1

Cell Physiological Phenomena3

Physiology1

Neuro-ocular syndrome2

Processes4

Spaceflight5

Electrophysiological1

Humans1

Diseases1

Behavioral2

Astronauts2

Functional1

Induce1

Undergo1

Cells2

Threshold1

Clinical1

Measurements1

Human4

Skin1

Visual1

Structure2

Study1

Review1