PSY 434 Chapter Notes -Alcoholism, Carbamazepine

• School: Ryerson University
• Department: Psychology
• Course: PSY 434
• Professor: Nicole Sugden

Document Summary

Infections: brain cannot be completely isolated when metabolic needs are not being met, bacteria, viri, parasites, fungi can cause infections of cns, but rare for original source of infection to be in the cns usually spread from nearby sources (e. g. eyes, ears, pathogen must first gain access to cns requires access through meninges, which can happen as a result of open head injury or surgery, can disturb cell membranes of surrounding neurons, disrupt metabolism of surrounding neurons, or compromise blood and oxygen supply, swelling is immune response and can cause more damage due to pressure, bacterial infection caused by invasion of microorganism that reproduces asexually, take up resources such as oxygen, glucose, and space, some bacteria actually resist toxins that kill surrounding nervous system tissue, bacterial meningitis: well known, potentially lethal condition involves infection of the meninges (symptoms = sudden onset of headache, high fever, stiff neck, viral meningitis: less severe;