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Unformatted text preview: o Function: Turns head toward sights or sounds o Origin: Tectum (colliculi) of brain o Decussation: Brainstem o Termination: Cervical & upper thoracic spinal cord Rubrospinal tract o Function: Flexor muscle tone o Origin: Red nucleus o Decussation: Brainstem o Termination: Cervical & upper thoracic spinal cord Reticulospinal tract o Function: Automatic movement, e.g. locomotion o Origin: Reticular formation o Decussation: Brainstem (partial) o Termination: Spinal cord Vestibulospinal tract o Function: Balance & posture o Origin: Vestibular nucleus o Decussation: None o Termination: Spinal cord Olivospinal tract o Function: Automatic movements of head, neck & upper limb o Origin: Inferior olivary nucleus o Decussation: Brainstem o Termination: Cervical spinal cord...
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- Fall '10
- Anthropology, Corticospinal tract, Thoracic Spinal Cord, Contralateral spinal cord, cord ventral horn