Chapter 027 Aphasia, Memory Loss, and Other Focal Cerebral Disorders (Part 14) ppt

... Higher visual functions of the cerebral cortex and their disruption in clinical practice, in Principles and Practice of Ophthalmology, 2d ed, DM and abusive to spouses and yet display all the appropriate ... amnesia. There are other dementias where memory is intact. Frontal lobe dementia results from a selective degeneration of the frontal lobe and leads to a gradual dissol...

Ngày tải lên: 06/07/2014, 13:20

... attention span. Otherwise, the failure of repetition becomes a reflection of the narrowed attention span rather Chapter 027. Aphasia, Memory Loss, and Other Focal Cerebral Disorders (Part 2) ... right handers and 60% of left handers, aphasia occurs only after lesions of the left hemisphere. In some individuals no hemispheric dominance for language can be discerne...

Ngày tải lên: 06/07/2014, 13:20

... the head and eyes to the left. The normal Chapter 027. Aphasia, Memory Loss, and Other Focal Cerebral Disorders (Part 9) The Parietofrontal Network for Spatial Orientation: Neglect and Related ... more common, severe, and lasting after damage to the right hemisphere than after damage to the left hemisphere. Severe neglect for the right hemispace is rare, eve...

Ngày tải lên: 06/07/2014, 13:20

... cognition; an occipitotemporal network for face and object recognition; a limbic network for retentive memory; and a prefrontal network for attention and behavior. The numbers refer to the Brodmann ... that intersect in Lateral (top) and medial (bottom) views of the cerebral hemispheres. The primary sensory and motor areas constitute 10% of the cerebral cortex....

Ngày tải lên: 06/07/2014, 13:20

... Chapter 027. Aphasia, Memory Loss, and Other Focal Cerebral Disorders (Part 3) The correspondence between individual deficits of language function and lesion location ... (Broca's and Wernicke's areas), and "disconnection" syndromes, which arise from lesions that interrupt the functional connectivity of these centers with each other and...

Ngày tải lên: 06/07/2014, 13:20

... Chapter 027. Aphasia, Memory Loss, and Other Focal Cerebral Disorders (Part 4) Gestures and pantomime do not improve communication. The patient ... middle cerebral artery, and to the posterior temporal or angular branches in particular, is the most common etiology (Chap. 364). Intracerebral hemorrhage, severe head trauma, or neoplasm are other ... agitation...

Ngày tải lên: 06/07/2014, 13:20

... Chapter 027. Aphasia, Memory Loss, and Other Focal Cerebral Disorders (Part 5) Conduction Aphasia Speech output is fluent but paraphasic, comprehension of spoken language is intact, and ... from other regions of the brain. Broca's and Wernicke's areas tend to be spared, but there is damage to the surrounding frontal, parietal, and temporal corte...

Ngày tải lên: 06/07/2014, 13:20

... musculature ("close the eyes," "stand up") is subserved by different pathways and may be intact in otherwise severely aphasic and apraxic patients. Patients with lesions of ... of the face and mouth. Limb apraxia encompasses apraxic deficits in movements of the arms and legs. Ideomotor apraxia is almost always caused by lesions in the left hemisphere and is...

Ngày tải lên: 06/07/2014, 13:20

... specific patterns described in Table 27-1. In a patient Chapter 027. Aphasia, Memory Loss, and Other Focal Cerebral Disorders (Part 7) Gerstmann's Syndrome The combination of acalculia ... Variations of melodic stress and intonation influence the meaning and impact of spoken language. For example, the two statements "He is clever." and "...

Ngày tải lên: 06/07/2014, 13:20

... to a progressive crystallization of the subtypes listed in Chapter 027. Aphasia, Memory Loss, and Other Focal Cerebral Disorders (Part 8) Language in PPA The language impairment in PPA ... frontotemporal lobar degenerations (FTLD) and displays various combinations of focal neuronal loss, gliosis, tau-positive inclusions, Pick bodies, and tau-negative ubiqui...

Ngày tải lên: 06/07/2014, 13:20