PPT-Exploring the Ventricles of the Brain

Using a FourStep Systematic Approach by Natascha Heise Katelyn E Brown and Tod R Clapp  Eastern Virginia Medical School Norfolk VA  Department of Biomedical Sciences Colorado State University Fort Collins CO. The Brain is Protected by a . BONY . Covering called the . SKULL. . . . The . SKIN. protects the head . and brain. . . Brain. In order for the Brain to perform its functions, it must have a constant supply of Food and Oxygen. . Approach to Head CT. Rapid Assessment of CT head or . Do I need to call a Neurosurgeon NOW!!!. Is the brain in the middle of the head?. Do the 2 sides of the brain look alike?. Can I see the smile and the pentagon?. Central . - brain and spinal cord. Peripheral . - spinal nerves, motor and sensory nerves. Spinal and cranial meninges. fish - one layer. tetrapods. 2 or 3 (mammals). Meninges. Subarachnoid . space of brain. Peripheral Nervous System. Autonomic Nervous System. Allied Health I. Central Nervous System. Communication and coordination system of the body. Seat of intellect and reasoning. Consists of the brain, spinal cord, and nerves. 1. The Nervous System can be divided in: . Central Nervous System (CNS). Brain and Spinal Cord. Peripheral Nervous System (PNS). Cranial and spinal nerves, ganglia, sensory receptors. 2. Division of the Peripheral Nervous System. Protection of the Brain. Nervous tissue is soft and easily injured. Several systems are in place to protect the brain.. Meninges. The Meninges consist of three connective tissue membranes that cover the organs of the CNS. They have several functions:. . Amanda F. Khan, . MSc. . Medical Biophysics. Has no real or apparent . conflicts of interest to report.. Alzheimer’s Disease International . – . March 27. h. , 2011. A Novel MRI-Compatible Brain Ventricle Phantom . Raul. Guide . : Dr S . S. . Pawar. . Madam. . . 1. Introduction. Derived from Greek word “. Hydro. ” meaning “Water”, and “. Cephalus. ”, . meaning . “Head”.. Excessive accumulation of cerebrospinal fluid (CSF) resulting in abnormal widening of the spaces in the brain.. Significant features in CNS Pathology. Extremely susceptible to increased I.C.P.. Highly susceptible to ischemia & hypoxia. Site. of lesion may be more important than its nature. Selective vulnerability of defined structures to disease processes. The term Hydrocephalus comes from the two Greek words: 'hydro' which means water, and 'cephalus' which means head. In years past, it was commonly called 'water on the brain'. Put simply it is a condit Introduction. Brain is that portion of the central nervous system which is contained with the cranium.. . One. . of the largest organs of the body, about 100 billion neurons & 10-50 trillion neuroglia make up the brain, which has a mass of about 1300 gm. or 1.3-1.4 kg. in adults.. MRI Sequences. T1 and T2 weighted sequences:. On T1. : white matter appears white & grey matter appears grey & CSF is black. On T2: . It. . is the opposite. CSF is . hyperintense. , thalamus is darker than the corpus striatum (putamen & caudate) which are darker than cortical grey . Neurophysiological Bases of Behavior. DHANANJAY KUMAR. Professor. Department of . Psychology. DDU Gorakhpur University. NERVOUS SYSTEM: STRUCTURE AND FUNCTION OF BRAIN. The posterior part of the brain, consists of the Medulla, the Pons, and the Cerebellum.. Types of Herniations. Subfalcine herniation (cingulate gyrus). Transtentorial Herniation (uncal gyral). Tonsillar Herniation. Mass. Tumor. Blood clot. Abscess. Local edema. S. T. Transtentorial Herniation .