Lecture+08_Occipital+Lobe_S

Lecture+08_Occipital+Lobe_S - Lecture 08: Occipital Lobe...

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Unformatted text preview: Lecture 08: Occipital Lobe (Part 2) Review Questions 1) Why is standardization important for neuropsychological assessment? 2) How are crystallized & fluid functions different? 3) What are the major domains of multidimensional testing? 4) List the advantages & disadvantages of standard battery testing vs process-oriented testing? 5) What is the Gestalt perspective on creating an image? Do clinical case studies support this view? 6) Discuss the neuroanatomy of the visual system. 7) What is the basic visual pathway? Occipital Lobe Vision: Perception is in the eye of the beholder Occipital Lobe: Outline I. Visual Pathway II. Neuroanatomy of visual system III. Cortices IV. Disorders John W. Rose, M.D.; Maria Houtchens, MSIII; Sharon G. Lynch, M.D. Fovea Blind spot (optic disk) sclera iris pupil Back Of Eye Light Retina: 3 cell layers The basic visual pathway Photons converted to neuronal signals Axons convey information to lateral geniculate nucleus (LGN) in thalamus Information then relayed (via optic radiations) to striate cortex Thalamus Occipital lobe Medial view of right cerebral hemisphere thalamus Lateral ventricle Corpus callosum Neural information from retina transmitted via optic nerve; Synapses terminate on lateral geniculate nucleus (or body) Neuroanatomy of the visual system Optic chiasm Optic radiations Striate cortex Optic tract LGN Each visual field is perceived by...
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Lecture+08_Occipital+Lobe_S - Lecture 08: Occipital Lobe...

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