Anatomy & Physiology › Section M · Somatic and autonomic nervous systems › Topic M.2
Central processing
A receptor firing is only the start: the signal must climb a chain of neurons, cross the midline, pass the thalamus and reach the right patch of cortex before you feel or see anything. Knowing those routes lets you predict exactly what a given injury will take away.
In this topic
- Three neurons to the cortex
- The dorsal column pathway
- The spinothalamic pathway
- Worked example: half of the cord
- The face, taste and the trigeminal system
- Hearing and balance pathways
- The visual pathway
- Worked example: visual field losses
- Maps in the cortex
- Two streams of vision
- Common mistakes to avoid
- Key takeaways
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