Psychology 2221B Chapter Notes - Chapter 10: Partial Seizure, Chronic Traumatic Encephalopathy, Temporal Lobe Epilepsy

• School: Western University
• Department: Psychology
• Course: Psychology 2221B
• Professor: Shelley Cross- Mellor

Document Summary

Tumor (neoplasm) - mass of cells that grows independently of the rest of the body a cancer. 20% of brain tumors are meningiomas (encased in meninges) Usually benign, surgically removable (easier to remove and not necessarily in brain tissue) Cause damage through pressure: its easy for the doctor to remove, not in the brain (not inside the brain tissue) Most brain tumors are infiltrating: grow diffusely into surrounding tissue, malignant (potential to grow and spread elsewhere, difficult to remove or destroy. About 10% of brain tumors are metastatic originate elsewhere, usually the lungs. Stroke a sudden-onset cerebrovascular event that causes brain damage: cerebral hemorrhage (bleeding in the brain, cerebral ischemia (disruption of blood supply) leading cause of death, adult disability. Symptoms: aphasia (language; speaking or understanding), amnesia, paralysis, cognitive impairments, coma: infarct vs penumbra. Penumbra: capacity not to die off if there is no treatment within 2 days. Quick medical action is need to save it.