anatomy and physiology of the central auditory nervous system

ANATOMY, PHYSIOLOGY, AND DISORDERS OF THE AUDITORY SYSTEM - PART 1 pps

... focus either on the anatomy and function of the ear, the auditory nervous system or on peripheral or central hearing disorders. This book covers both anatomy and physiology of the ear and the nervous ... disorders. The book provides the basis for a broad understanding of the anatomy and function of the ear and the auditory nervous system, and it discusses the cause and treatment of hearing disorders. ... function of the nervous system and vice versa. Hyperactive disorders of the auditory nervous system and the role of expression of neural plasticity in causing auditory symptoms are also topics of the...

Ngày tải lên: 11/08/2014, 06:21

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ANATOMY, PHYSIOLOGY, AND DISORDERS OF THE AUDITORY SYSTEM - PART 2 ppsx

... entrance of the ear canal depends on the frequency of the sound and on the angle of incidence of the sound (direction to the sound source). 6. The difference in time of arrival of a sound at the ... to the input of a system, the output must be the sum of the output of the two signals when applied independently. This is known as the superposition criteria of a linear system. The output of ... is independent of the frequency of the sound. The differences in the sound that reaches the two ears are processed and dis- criminated in the central nervous system (see p. 143). The basis for...

Ngày tải lên: 11/08/2014, 06:21

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ANATOMY, PHYSIOLOGY, AND DISORDERS OF THE AUDITORY SYSTEM - PART 4 potx

... of single neurons is prominent at all levels of the classical ascending auditory nervous system. Auditory nerve cells of the nuclei of the ascending auditory nervous system and those of the auditory ... projections from the somatosensory system [270]. It is, however, the ICX of the IC and the 86 Section II The Auditory Nervous System FIGURE 5.9 Length of the main paths of the ascending auditory system ... between the classical and the non-classical auditory pathways. While the ICC is a part of the classical ascending auditory system the ICX and the DC are parts of the non-classical auditory system. ...

Ngày tải lên: 11/08/2014, 06:21

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ANATOMY, PHYSIOLOGY, AND DISORDERS OF THE AUDITORY SYSTEM - PART 6 pot

... between the middle of that line and the vertex. The origin of the vectors is the latency of the first peak in the dipole and the length is the relative strength of the dipoles. Note the short ... portion of the floor of the lateral recess is the (dorsal) surface of the dorsal cochlear nucleus and the rostral portion of the floor of the lateral recess is the dorsal surface of the ventral ... function of the ear and the auditory nervous system. In this chapter, I will discuss the near-field and far-field potentials from the auditory nervous system. The neural generators of the ABR...

Ngày tải lên: 11/08/2014, 06:21

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ANATOMY, PHYSIOLOGY, AND DISORDERS OF THE AUDITORY SYSTEM - PART 7 pot

... involving the central auditory nervous system [349]. Age related changes may occur in more centrally located parts of the auditory nervous system because the function of the nervous system may ... changes in the middle ear and the cochlea and functional and even morphological changes in the central auditory nervous system occur in such disorders. The changes in function of the auditory nervous system ... Handbook of auditory evoked responses. Boston, MA: Allyn and Bacon, 1992. 76. Harrison JM and Howe ME. Anatomy of the descending auditory system in auditory system. In: Handbook of sensory physiology, ...

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ANATOMY, PHYSIOLOGY, AND DISORDERS OF THE AUDITORY SYSTEM - PART 8 docx

... extensively, little is known about the subsequent effect on the function of the central nervous system. Impairment of the 228 Section III Disorders of the Auditory System and Their Pathophysiology BOX 9.9 CARBOPLATIN ... description of his/her hearing loss is important for proper diagnosis of disorders of the auditory nervous system. Detailed knowledge about the anatomy and the function of the auditory nervous system ... accurate diagnosis of central auditory disorders. 6.1. Auditory Nerve Lesions to the auditory nerve are the most common cause of disorders of the auditory nervous system. Lesions to the auditory nerve...

Ngày tải lên: 11/08/2014, 06:21

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ANATOMY, PHYSIOLOGY, AND DISORDERS OF THE AUDITORY SYSTEM - PART 9 pdf

... sound treatment, and electrical stimulation of the ear and of the somatosensory system and, more recently, of the auditory cerebral cortex. Surgical treatments such as severance of the auditory nerve and ... are some of the most diverse and complex disorders of the auditory system and their causes are often obscure. Often it is not even pos- sible to identify the anatomical location of the physio- logical ... cells of the cochlear nucleus. 278 Section III Disorders of the Auditory System and Their Pathophysiology BOX 11.4 ANATOMY OF THE COCHLEAR NUCLEUS The cochlear nucleus has three main divisions: the dorsal...

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báo cáo hóa học: " Temporal expression and cellular origin of CC chemokine receptors CCR1, CCR2 and CCR5 in the central nervous system: insight into mechanisms of MOG-induced EAE" pptx

... illustrates redundancy in the chemokine system. Although some of the data on the role of CCR5 in the pathogenesis of MS and EAE appears to be conflicting, the weight of evidence identifies CCR5 ... purposes) macrophages and resident microglia to sites of CNS inflammation. Detailed knowledge of expression patterns is crucial for the understanding of therapeutic modulation and the validation of CCR1, CCR2 and ... immu- noneutralization of CCL3 [44], DNA vaccination [45], or genomic deletion of the CCR1 gene [22], reduces clinical disease. Taken together, the results of the present study and from previous ones on the role of...

Ngày tải lên: 19/06/2014, 22:20

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báo cáo khoa học: "Isolated angiitis of the central nervous system with tumor-like lesion, mimicking brain malignant glioma: a case report and review of the literature" pdf

... presentation of primary angiitis of the central nervous system. Ann Rheum Dis 2008, 67:1732-1735. doi:10.1186/1477-7819-9-97 Cite this article as: You et al.: Isolated angiitis of the central nervous system ... central nervous system: serial MRI of brain and spinal cord. Neuroradiology 2001, 43:599-607. 14. Moore PM: Diagnosis and management of isolated angiitis of the central nervous system. Neurology ... Vasculitis of the nervous system. Curr Opin Neurol 2004, 17:317-336. 16. Calabrese LH, Furlan AJ, Gragg LA, Ropos TJ: Primary angiitis of the central nervous system: diagnostic criteria and clinical...

Ngày tải lên: 09/08/2014, 02:20

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báo cáo khoa học: "Extensive central nervous system involvement in Merkel cell carcinoma: a case report and review of the literature" docx

... in the literature, the choice of treatment of MCC brain metastases will depend, as in many other types of brain metastases, on the number of metastases, systemic spread of the disease and the ... conceived the idea of the study. All authors participated in data collection. KAK wrote the manuscript. All authors read and contributed to the editing of the manuscript and gave their approval of the ... involvement. † In the present case, the given time interval represents the time between the first presentation and the detection of the intraspinal metastases as the primary site of the tumor; in this case, the...