Ascending(Sensory)Pathways o Conduct general somatic sensory impulses o Chains of neurons composed of: First, second- and third-order neurons o three main ascending pathways Dorsal column pathway Spinothalamic pathway spinocerebellar pathwayAscending (Sensory) Pathways ⚫ Conduct general somatic sensory impulses ⚫ Chains of neurons composed of: – First-, second-, and third-order neurons ⚫ three main ascending pathways – Dorsal column pathway – Spinothalamic pathway – spinocerebellar pathway