Understanding Brain Tumors and Seizure Disorders: Definitions and Types, Quizzes of Psychology of Human Development

Download Understanding Brain Tumors and Seizure Disorders: Definitions and Types and more Quizzes Psychology of Human Development in PDF only on Docsity! TERM 1 Tumor DEFINITION 1 mass of cells with uncontrolled growth TERM 2 Malignant Tumor DEFINITION 2 Cancerous, lacks distinct border, can metastasize TERM 3 Benign Tumor DEFINITION 3 distinct border, does not metastasize TERM 4 Metastasis DEFINITION 4 process in which cells break off a tumor, travel through the vascular system and grow elsewhere (lodge in capillaries, ducts, lymph nodes)*Metastisizing cancers: ovarian, prostate, breast TERM 5 Brain Damage caused by Tumors DEFINITION 5 Damage to brain tissue by:-Compression: whether benign or malignant -directly: taking up space -indirectly: block CSF TERM 6 Meningioma DEFINITION 6 benign tumor composed of the cells that constitute the meninges TERM 7 Glioma DEFINITION 7 a cancerous brain tumor composed of one of several types of glial cells-fast growing-starts in the brain or spine. TERM 8 Neurinoma DEFINITION 8 Shwann cells or cells of connective tissue covering the cranial nerves TERM 9 Angioma DEFINITION 9 -cells of blood vessels TERM 10 Pinealoma DEFINITION 10 cells of pineal gland-parenchymal cells TERM 21 Neurochemical Implications DEFINITION 21 -neurons begin firing at aura-spreads to regions around focus-through corpus callosum to contralateral cortex, basal ganglia, thalamus, reticular formation-SYMPTOMS BEGIN- subcortical regions feedback excitement to cortex-motor neurons fire -> tonic phase begins TERM 22 Seizure End DEFINITION 22 diencephalon send inhibition to cortex in bursts (clonic phase)-inhibition helps end seizure TERM 23 Implications DEFINITION 23 -amount of damage correlated w/ number and severity-50% show hippocampal damage-excessive glutamate release- scarring-ETOH & Barb withdrawal can lead to seizures - sudden release from inhibiting effects of drugs makes brain hyper-excitable TERM 24 Anticonvulsants DEFINITION 24 increase inhibitory synapses-Gabapentin (neurontin)- Neuralgia (nerve pain)-mood disorders, anxiety TERM 25 Cerebrovascular Accidents DEFINITION 25 (Strokes)