Olfaction the amygdala and is involved in emotional and autonomic responses to odor. It also projects to the hippocampus and is involved in motivation and memory. Odor information is stored in long-term memory and has strong connections to emotional memory. This is possibly due to the olfactory system's close anatomical ties to the limbic system and hippocampus, areas of the brain that have long been known to be involved in emotion and place memory, respectively. Since any one receptor is responsive to various odorants, and there is a great deal of convergence at the level of the olfactory bulb, it may
Long-term effects of cannabis insufficient to show a long-term elevated risk of mortality from any cause. Motor vehicle accidents, suicide, and possible respiratory and brain cancers are all of interest to many researchers, but no studies have been able to show a consistent increase in mortality from these causes. Long-term effects of cannabis The long-term effects of cannabis have been the subject of ongoing debate. Because cannabis is illegal in most countries, research presents a challenge; as such, there remains much to be concluded. Acute cannabis intoxication has been shown to negatively affect attention, psychomotor task ability, and short-term memory. Chronic use of cannabis