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| *The tract consists of '''several''' [[Nervous System - PNS - Anatomy & Physiology#Nerve Fibre|short neurones]]. | | *The tract consists of '''several''' [[Nervous System - PNS - Anatomy & Physiology#Nerve Fibre|short neurones]]. |
| *Therfore the ascending reticular formation is ''bilateral'' and ''multineuronal''. | | *Therfore the ascending reticular formation is ''bilateral'' and ''multineuronal''. |
− | *This pain pathway is more primitive than the [[Nervous System - Sensory Pathways - Anatomy & Physiology#Spinothalamic Tract|spinothalmic tract]]. | + | *This pain pathway is more primitive than the [[Sensory Pathways - Anatomy & Physiology#Spinothalamic Tract|spinothalmic tract]]. |
− | **In '''man''', the ascending reticular formation is superceeded by the [[Nervous System - Sensory Pathways - Anatomy & Physiology#Spinothalamic Tract|spinothalamic tract]]. In '''animals''', the ascending reticular formation is the '''main pathway''' for pain to reach the [[Forebrain - Anatomy & Physiology#Cerebral Cortex|cerebral cortex]]. | + | **In '''man''', the ascending reticular formation is superceeded by the [[Sensory Pathways - Anatomy & Physiology#Spinothalamic Tract|spinothalamic tract]]. In '''animals''', the ascending reticular formation is the '''main pathway''' for pain to reach the [[Forebrain - Anatomy & Physiology#Cerebral Cortex|cerebral cortex]]. |
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| ==Pain== | | ==Pain== |
| *"Painful stimuli" can range from itches, to nausea, to being in agony. | | *"Painful stimuli" can range from itches, to nausea, to being in agony. |
| *Painful stimuli may be transmitted to the brain by one of two pathways: | | *Painful stimuli may be transmitted to the brain by one of two pathways: |
− | ::[[Nervous System - Sensory Pathways - Anatomy & Physiology#Spinothalamic Tract|Spinothalamic Tract]] | + | ::[[Sensory Pathways - Anatomy & Physiology#Spinothalamic Tract|Spinothalamic Tract]] |
− | ::[[Nervous System - Sensory Pathways - Anatomy & Physiology#Ascending Reticular Formation|Ascending Reticular Formation]] | + | ::[[Sensory Pathways - Anatomy & Physiology#Ascending Reticular Formation|Ascending Reticular Formation]] |
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| '''Spinothalamic Tract''' | | '''Spinothalamic Tract''' |