external control of movements
Neuronal Control of Eye Movements - part 1 pps
... (Germany) List of Contributors VIII Preface Each of us performs thousands of eye movements every day without being aware of how the brain controls them The oculomotor system is one of the best understood ... VI List of Contributors Prof Dr med U Büttner Department of Neurology Klinikum Grosshadern Marchioninistrasee 15 DE–81377 Munich (Germany) Prof Dr med Jean Büttner-Ennever Institute of Anatomy ... Neural Control of Saccadic Eye Movements Catz, N.; Thier, P (Tübingen) 76 Smooth Pursuit Eye Movements and Optokinetic Nystagmus Büttner, U.; Kremmyda, O (Munich) 90 Disconjugate Eye Movements...
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Neuronal Control of Eye Movements - part 3 ppt
... movements represent an example of the sensory guidance of movements that has contributed significantly to our understanding of some of the general principles underlying the sensory guidance of ... that the elicited eye movements are closely aligned with the direction of the offending canal With this proof that also in humans eye movements are produced in the plane of the stimulated SCC, ... Fig Electrical stimulation of a single SCC nerve induces eye movements roughly in the plane of that canal (shown for stimulation of the right posterior canal) (Courtesy of A Boehmer, Zürich.) Modern...
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Neuronal Control of Eye Movements - part 4 doc
... under the control of an inhibitory projection coming from the caudate nucleus (CN) One of the main functions of the basal ganglia in the control of saccades seems to be the avoidance of unwanted ... increases with the ipsilateral deviation of the gaze The types of neurons found in the PPRF have distinct roles in an influential model of the control of saccadic eye movements, put forward by Robinson ... area The features of these three types of neurons are reminiscent of the neurons in the SC, from which some of the input of the NRTP is derived However, unlike movement fields of saccade neurons...
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Neuronal Control of Eye Movements - part 5 docx
... Neurochemistry of the Vestibular System Boca Raton, FL, CRC Press, 2000, pp 303–328 Ilg UJ, Hoffmann KP: Responses of neurons of the nucleus of the optic tract and the dorsal terminal nucleus of the ... role of striate cortex in the guidance of eye movements in the monkey J Neurosci 1987;7:3040–3058 Maunsell JHR, Van Essen DC: Functional properties of neurons in middle temporal visual area of ... Tanaka M: Involvement of the central thalamus in the control of smooth pursuit eye movements J Neurosci 2005;25:5866–5876 Ono S, Das VE, Economides JR, Mustari MJ: Modeling of smooth pursuit-related...
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Neuronal Control of Eye Movements - part 6 pdf
... our understanding of the supranuclear control of eyelid function Moreover, several lines of evidence indicate a strong interaction between the neural control of eyelid and eye movements Therefore, ... First, the current knowledge of the anatomic and physiologic basis of eyelid movements will be reviewed, with particular emphasis on the supranuclear control of eyelid movements and eyelid coordination ... pathways of the cortical control of the supranuclear centers of lid and eye-lid coordination in the brainstem remain largely unknown Physiology of the Interaction between Eyelid and Eye Movements...
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Neuronal Control of Eye Movements - part 7 docx
... Clinical Application of Lid Movements Blinks and the Initiation of Eye Movements Under certain circumstances, blinks might slow eye movements down, speed them up, or elicit specific eye movements Patients ... rather to changes of the activity of OPNs or to visual suppression [65] The activity of 50% of the OPNs is decreased during ongoing smooth pursuit [88] Electrical stimulation of the OPN area during ... CR, Fuchs AF: Activity of omnipause neurons in alert cats during saccadic eye movements and visual stimuli J Neurophysiol 1982;47:827–844 Keller EL: Control of saccadic eye movements by midline...
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Neuronal Control of Eye Movements - part 9 pptx
... biomechanics of the eye Subsequently, models of the neural velocity-toposition integrator, which is common to all types of eye movements, are considered Finally, models of the various types of eye movements ... motor control of rapid movements The most recent of these models [50] proposes that the role of the cerebellum goes beyond controlling eye movement in that the cerebellum is considered to control ... pathological eye movements often allows the topological diagnosis of the lesion causing the abnormalities Despite our extensive knowledge of the anatomy and physiology of eye movements, very little...
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Neuronal Control of Eye Movements - part 10 ppt
... fourth each of cases of downbeat nystagmus [30, 34] Treatment Since a loss of inhibitory cerebellar influence on the vestibular nuclei is one of the main pathophysiological mechanisms of downbeat ... side of the affected canal [11, 91] h-BPPV was reported to occur in about 12% of a series of 300 patients [91] BPPV of the anterior vertical canal probably occurs much more seldom than that of ... or jerk oscillation around the line of gaze A half-cycle consists of elevation and intorsion of one eye with synchronous Straube 182 depression and extorsion of the other eye [6, 47] During the...
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Báo cáo y học: "Thioglycosides as inhibitors of hSGLT1 and hSGLT2: Potential therapeutic agents for the control of hyperglycemia in diabetes"
... notion of using SGLT inhibitors as a means to control circulating levels of glucose The selective inhibition of hSGLT2 by thioglycoside I, which is responsible for most of the reabsorption of glucose ... used to determine the amount of ATP in mg of protein measured from the number of cells per well After 24 h, the microtiter plate was taken for scintillation counting of radioactive [14C]AMG using ... adverse complications of glucose toxicity observed in diabetes The results of the present study suggest that some thioglycosides have a therapeutic potential for the control of blood glucose levels...
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Báo cáo y học: "Foundation for the Community Control of Hereditary Diseases, Budapest, Hungary"
... birth In Hungary 25.2% of congenital abnormalities were prevented by these methods Previously the selective abortion, i.e termination of pregnancy after the prenatal diagnosis of severe fetal defects ... Hungary about 20% of major congenital abnormalities (8.7% in the total group) were terminated after the prenatal diagnosis of defects Tertiary prevention: complete recovery of congenital abnormalities ... for their prevention Conflict of interest The author has declared that no conflict of interest exists References Czeizel AE, Intődy Z, Modell B What proportion of congenital abnormalities can...
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Control of Membrane Fouling by Coagulant and Coagulant Aid Addition in Membrane Bioreactor Systems
... mixing duration (15 minutes) was decided from the results of kinetic batch experiments The pH of all solutions of the batch experiments were controlled to 7.0 using HCl and NaOH solutions during ... the schematic diagram of a typical laboratory-scale MBR experiment Each reactor was made of plexiglass and had a designed working volume of 10 L A flat sheet membrane made of chlorinated polyethylene ... 10 L/day with 1,000 mg/L of biological oxygen demand (BOD), 50 mg/L of nitrogen and 25 mg/L of phosphorus The experiments were conducted at a sludge retention time (SRT) of 33 days and the hydraulic...
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Development of DMC controllers for temperature control of a room deploying the displacement ventilation HVAC system
... to control the temperature of a building and have obtained impressive results The fuzzy control method of Zadeh [17] has also been widely used for control of many nonlinear systems; a fuzzy control ... self-adapting controller which changes as the input changes There are two disadvantages of the DMC controller First, the DMC controller is a local controller which can only guarantee the stability of the ... DMC controller to control the displacement ventilation HVAC system The control results using the DMC controller are analyzed and compared with those obtained from another controller The DMC controller...
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BIOS Takes Control of the UHCI Host Controller
... Microsoft host controller driver uses the SOF MODIFY register When the Microsoft host controller driver takes control of the host controller from the BIOS, it always reads the value of the SOF MODIFY ... Microsoft host controller driver uses the SOF MODIFY register When the Microsoft host controller driver takes control of the host controller from the BIOS, it always reads the value of the SOF MODIFY ... An example sequence of events that involves handoff of the host controller in both directions is shown in Figure Figure Example sequence of events in handoff of the host controller The time line...
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The Potential of Biofumigants as Alternatives to Methyl Bromide for the Control of Pest Infestation in Grain and Dry Food Products
... of all oils tested The main component of one of the oils is pulegone The other is not yet identified and it is called SEM76 (Shaaya and Kostyukovsky, 2006) In our study of the mode of action of ... quick and effective tool for the control of stored-product insect pests In view of the scheduled phaseout of methyl bromide under the Montreal protocol, the role of phosphine in grain protection ... because of the pesticidal properties of these chemicals (Fenwick at al., 1983) and because of the potential use of methyl ITC as fumigant for wheat (Ducom, 1994) In our study on the rates of sorption...
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Alternative Processing Technologies for the Control of Spoilage Bacteria in Fruit Juices and Beverages
... 2001.6,7 CONTROL OF MICROBIAL CONTAMINATION Microbial contamination of fruit can occur at all stages of growth, harvesting, storage, and processing The surfaces of fresh fruits are often contaminated ... involves the use of mercury lamps, which generate 90% of their energy at a wavelength of 253.7 nanometers Exposure of bacteria to UV results in cross-linking of the thymine dimers of the DNA in ... control of postharvest fungal spoilage of fruits have been studied Ionizing irradiation has been examined, and it was found that doses of 3.5 kGy did not completely control postharvest decay of apple,...
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Control of Cell Proliferation and Growth byMyc Proteins
... the balance of expression of members of the Myc/Max/Mad network of proteins (see Fig 1) may dictate the response to loss of Myc (Walker et al 2005) In mice, the effects of deletion of the c-myc ... arrest upon cre-mediated excision of c-myc (de Alboran et al 2001) Importantly, deletion of the mnt gene, which encodes a member of the Mad family of antagonists of Myc, restores proliferation to ... dramatic loss of proliferative capacity of such cells (Knoepfler et al 2002) As long as questions of redundancy between different members of the myc gene family and compensation by loss of antagonists...
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Electronics - Digital Control of Switching Power Supply
... also reduces the size of the power supply by containing the complexity of control system within the software Therefore, since digital control is much flexible than analog control, is becoming ... PFC control is the current industry choice but this type of control is not flexible Therefore, digital based control has many advantages with higher performance since the cost of digital controller ... waveforms of control system parameters IV Controller Implementation The proposed control system is implemented by using either ST-Fuzzy Studio (ST52x420) or TI DSP, TMS320LF2407 The features of two...
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Intrathecal baclofen for the control of spinal and supraspinal spasticity
... baclofen, like orally administered baclofen, is not metabolized but is mainly excreted unchanged in the urine Pharmacokinetics of intrathecal baclofen Baclofen in cerebrospinal fluid (CSF) Baclofen ... risk of low-pressure headache An initial intrathecal trial dose of 25 or 50 μg of baclofen is used The smaller initial trial dose should be used if the patient is not on oral baclofen, in case of ... baclofen for treatment of children with spasticity of cerebral origin J Neurosurg, 87: 409–14 Azouvy, P., Mane, M., Thiebaut, J B et al (1996) Intrathecal baclofen administration for control of...
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Tài liệu Điều khiển thích nghi máy công cụ điều khiển số ( Adaptive Control of CNC Machine Tools) ppt
... thành loại: (1) điều khiển thích nghi tối u (Adaptive Control With Optimization - ACO) (2) điều khiển thích nghi theo điều kiện giới hạn (Adaptive Control With Constraints - ACC) Hệ ACO điều khiển ... On-line giá trị lực cắt, chuyển thành tín hiệu điện áp để cung cấp cho điều khiển (AC Controller) - Chức AC Controller đợc thực nhờ PC, có cắm card thu nhận xử lý tín hiệu PCL-812 PG hãng Advantech ... Production Systems, and Computer Integrated Manufacturing Printice-Hall, 1987 Yoram Koren: Computer Control of Manufacturing Systems McGraw-Hill, 1983 Japanese National Research Institute: Mechanical...
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