Dangers and Long-Term Effects of Cocaine Abuse. Risk of overdose, damage to the nose and nasal passages, what are the long term effects of use? Cocaine addicts can develop a chronic runny nose and find that their ability to smell is impaired, and their ability to taste also decreased.
Delayed cerebral ischaemia. Delayed cerebral ischaemia, or vasospasm, is another serious and common complication of a subarachnoid haemorrhage. This is when the supply of blood to the brain becomes dangerously low, disrupting the normal functions of the brain and causing brain damage. It's most common a few days after the first haemorrhage.
The reticular activating system (RAS) is a part of the mammalian brain located in the brain stem. In human biology, it is believed to play a role in many important functions, including sleep and waking, behavioral motivation, breathing, and the beating of the heart.he reticular activating system is located in the brain stem. Brain scans are used to observe the reticular activating system's role during sleep and dreaming. Sleep control is the domain of the reticular activating system. Trauma to the RAS area has been linked to narcolepsy.