Titlebook: Neuroanatomy; P. A. Roberts Book 19912nd edition Springer-Verlag New York Inc. 1991 Nervensystem.anatomy.central nervous system.nervous sy

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The Visual System, in the iris diaphragm, then through the lens to be focussed on the retina. Clear focus of light rays is achieved by refraction occurring in the cornea and the lens. The amount of light admitted to the retina is regulated by the size of the pupillary aperture, which is governed by the autonomic nerv

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Vestibular and Cochlear Systems,f the nerve transmits information into the C.N.S. arising from receptors responsive to movement and gravitational force. The sense of hearing is of course the role of the cochlear nerve. Although the two parts of the eighth nerve have obviously different functions, there are several characteristics

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The Diencephalon,ion. This important region has numerous complex functions which are involved in virtually all nervous system activity. This structure is partially divided into two halves by the midline presence of the third ventricle. The posterior limb of the internal capsule borders the diencephalon laterally, an

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Olfactory and Limbic Systems,nsation serves an obvious function in providing us with information regarding this aspect of the surroundings. However, the sense of olfaction may arouse a wide variety of emotional responses which are largely governed by limbic system activity. Thus the limbic system receives a considerable input f

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