PPT-Diencephalon . Thalamus

Semmelweis University EM Department of Anatomy Histology and Embryology 2nd year Fall Semester Kocsis Katalin 20181016 Parts of diencephalon The position. neuro. stuff . . Asfand . Baig. The ascending tracts carry sensory information from the peripheries to the primary somatosensory cortex in the . post-central . gyrus. of the cerebral cortex. Sensory lesions and examination. Yaohui Tang. Max-Planck-Institute for Biological Cybernetics. What is coma?. Coma is a state of unconsciousness, which is marked by a lack of awareness and response to external . stimulus.. Steven . Laureys. 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. By the fourth week, part of the neural plate has folded in on itself to form a neural tube. . Part of this eventually becomes the spinal cord and ventricles in the brain These . ‘. hollow. ’. areas contain fluid. . Weighs about 3 pounds . M. ajor portions:. Cerebrum. Diencephalon. Cerebellum. Brainstem. Made of about 100 billion neurons. The Amazing Brain. Cerebrum. Largest portion. Higher mental functions. Diencephalon. Unit 1 - Psychopathology. Explanations of Abnormality. Biological Approach. Abnormality is an illness or disease caused by:. Genetics. Neural Explanations. Brain Structure (Neuroanatomy). Biochemistry (Neurochemistry). S. J. . Potashner. sjp9713@neuron.uchc.edu. FUNCTIONS. Facilitates . the most effective motor, emotional . and . cognitive behavior for the prevailing circumstances, and suppresses other behaviors. (Action selection). Objectives . Identify all of the subcortical fasciculi and tracts. Define projection, commissural, and association fibers. For each fasciculus or tract, identify the type of fibers it consists of and the regions it connects.. The Whole is greater than the sum of its parts.. Traditional Divisions. KW 2-13. CNS and PNS. KW 1-2. Afferent (sensory) and Efferent (motor). KW 2-4. Withdrawal Reflex. Emotional Arousal. Autonomic nervous system controls. 827-2135. kmjacobs@vcu.edu. Thalamic location in sections. The thalamus is medial to the putamen and ventral to the somatosensory cortex. Thalamic aspects of the Diencephalon. Thalamus . (Dorsal Thalamus). by. Adejare A. A.. Department of Physiology. College of Medicine . University of Lagos. Dorsal Column Medial . Lemniscal. Pathway. For sensory information that must be transmitted rapidly (30-120m/s). Division of diencephalon. Pars . dorsalis. . 1)Thalamus. 2). Metathalamus. - medial and lateral . geniculate. bodies. 3). Epithalamus. - Pineal gland ,. habenular. nuclei and . commissure. and post . Day 5. Diencephalon. Located between the cerebral hemispheres and above midbrain. Composed largely of gray matter. Surrounds 3. rd. ventricle. Includes:. Thalamus. Hypothalamus. Optic tracts. Optic . Divisions of diencephalon:. Diencephalon. Thalamus:. It is an important relay station has an egg shaped and it represents a large mass of gray matter. The two thalami are situated on each side of the midline slit like cavity (the third ventricle). Lateral to each thalamus is the internal capsule (white matter)..