optic nerves
Electrotonic Conduction in the Optic Nerves of Planorbid Snails
... In the optic nerves of Helisoma trivolvis and Planorbis corneas a flash of light to the eye produces a procaine-insensitive DC potential that is graded with stimulus intensity and lasts [r] ...
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Phased array surface coil MR of the orbits and optic nerves
... anterior optic path- ...the optic chiasm location, the array adds at least 30% in signal-to-noise ratio at sampled regions, a difference almost equivalent to doubling the number of ...anterior optic ...
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Evaluation of deformed image based dose calculations for adaptive radiotherapy of nasopharyngeal carcinoma
... Figures 2C, 3C, and 4C show the results of a patient with a primary tumour that was in close proximity to the optic chiasm and the optic nerves. The rigid registration result was excellent (Fig. 3C), ...
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Midbrain Hindbrain Involvement in Septo Optic Dysplasia
... eyes, optic nerves, pituitary gland, olfactory bulbs, hypothalamus and hippocampi, as well as for cortical malformations including polymicrogyria, periventricular nodular heterotopia, and schiz- ...
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The arteries of the brain base in the degu (Octodon degus Molina 1782)
... The successive branch consisted of thin branches corresponding to the location of internal carotid arteries. They were usually arc-bent and rostrally they gave rise to internal ophthalmic arteries which formed on the ...
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Optic glioma and precocious puberty in a girl with neurofibromatosis type 1 carrying an R681X mutation of NF1: case report and review of the literature
... with optic glioma or precocious puberty is not rare, but has rarely been molecularly charac- terized [13, 14, ...with optic glioma, NF1 mutations were detected in ...both optic nerves, the ...
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SIRT1 Activating compounds reduce oxidative stress mediated neuronal loss in viral induced CNS demyelinating disease
... or optic nerves were collected, postfixed in 4% PFA over- night and embedded in ...laboratories). Optic nerve tissues were sectioned as 5 μm longitudinal sections and stained with H&E, LFB and ...
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MR of vasculitis induced optic neuropathy
... of optic neuropathy caused by vasculitis. METHODS: Nine cases of optic neuropathy with diagnosis of vasculitis (six with systemic lupus erythematosis and one each with rheumatoid arthritis, Sjo ¨gren ...
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Original Article Elevation of AQP4 and selective cytokines in experimental autoimmune encephalitis mice provides some potential biomarkers in optic neuritis and demyelinating diseases
... Idiopathic optic neuritis (ION) is an inflammation of the optic nerve that may result in a complete or par- tial loss of ...the optic nerve is affected in EAE as ...in optic neuritis are ...
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MR of visual pathways in patients with neurofibromatosis
... In summary , optimal pulsing sequences at 0.35 T when imaging the visual pathways included T1-weighted TR 300 msec/TE 35 msec axial and coronal 5-mm sections of the optic nerves, interme[r] ...
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β1 integrins are required for normal CNS myelination and promote AKT dependent myelin outgrowth
... To circumvent the complications associated with the previous studies, we have analyzed mice in which β 1 integrins were inactivated in the ventricular neuroepithelium, including in the oligodendrocyte precursors ...
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CNS MR and CT Findings Associated with a Clinical Presentation of Herpetic Acute Retinal Necrosis and Herpetic Retrobulbar Optic Neuritis: Five HIV Infected and One Non Infected Patients
... the optic tracts of another patient, patient ...both optic nerves, both retinas, and both sclerae (Fig ...the optic tracts and geniculate bodies on a T2-weighted MR image in the same patient ...
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Autonomic Dysfunction in Neuromyelitis Optica and NMO Spectrum Disorders – A Prospective Observational Study.
... the optic nerves and the long segments of the spinal cord (≥3) contiguous vertebral ...relapsing optic neuritis and 14-57% in long extensive transverse ...
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MR imaging of optic pathways in patients with neurofibromatosis
... The lesions were assigned to one of four areas of involvement: 1 optic nerves; 2 optic chiasm; 3 posterior optic pathways including optic tracts, lateral geniculate bodies, and optic rad[r] ...
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The Nerves and Muscles of Medusae
... In a piece of the radial canal region, deprived of marginal nerves, the radial muscles respond only so long as the stimulus continues to be applied, but with the adjoining ring nerves in[r] ...
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A study on the clinical profile of toxic and nutritional optic neuropathy
... It was proposed that smoking, especially in genetically susceptible patients, might affect sulphur metabolism, leading to chronic cyanide intoxication and deficiency of vitamin B12. There are several reports confirming ...
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Autonomic regulation of cutaneous vascular resistance in the bullfrog Rana catesbeiana
... There were four specific goals: 1 to determine whether nerves associated with the vagal ganglion, the first two cervical sympathetic ganglia, cranial nerves IX and X and spinal nerves 1 [r] ...
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The Nerves and Muscles of Medusae
... DISCUSSION The experiment with a nerve fibre in a bridge of tissue has shown that the fibres formerly thought to be nerves do in fact conduct the excitation which leads to a contraction [r] ...
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The Nerves and Muscles of Medusae
... Local action on the velum and symmetrical activity of the bell are quite distinct but both are associated with the lower nerve ring; the through-conducting pathway in the upper nerve rin[r] ...
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Morphometric characteristics of the optic canal and the optic nerve
... orbital and the cranial foramen of the OC, joined by the ophthalmic artery. The entrance of the ON into the middle cranial fossa marks the beginning of its ICr segment, usually 10 mm in length. The ICr ends with the two ...
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