Ascending And Descending Tracts - Of Spinal Cord Ppt

| Tract | Funiculus | Sensation | Decussation | Destination | | :--- | :--- | :--- | :--- | :--- | | Fasciculus gracilis (DCML – lower) | Posterior | Vibration, fine touch | Medulla | Thalamus | | Fasciculus cuneatus (DCML – upper) | Posterior | Vibration, fine touch | Medulla | Thalamus | | Lateral Spinothalamic | Lateral | Pain, temperature | Spinal cord | Thalamus | | Anterior Spinothalamic | Anterior | Crude touch | Spinal cord | Thalamus | | Posterior Spinocerebellar | Lateral (peripheral) | Unconscious proprio | None (ipsilateral) | Cerebellum |

Slide 4-5: Descending Tracts

Understanding how sensory information travels up to the brain (ascending) and motor commands travel down to the body (descending) is fundamental to neuroanatomy. ascending and descending tracts of spinal cord ppt

Slide 8-9: Clinical Correlations