Spinal Cord Anatomy Review Questions 1 Draw and label the following anatomy of a TRANSVERSE cut through the spinal cord and it s peripheral roots dorsal ventral central canal gray matter posterior lateral anterior horns white matter posterior lateral and anterior funiculi aka tracts dorsal root with dorsal root ganglion ventral root afferent neuron efferent neuron 2 Dorsal horns of gray matter always have what function 3 Ventral horns of gray matter always have what function Spinal Cord Anatomy Answers 1 Reference your drawing in your notes 2 sensory 3 motor 4 Label the following tracts as ascending A or descending D D tectospinal A spinoreticular A spinocerebellar D vestibulospinal D corticospinal A cuneate fasiculus D reticulospinal A gracile fasiculus 5 Match the function with the tract h spinocerebellar b spinoreticular g spinothalamic e cuneate fasiculus e gracile fasiculus a lateral corticospinal c tectospinal f reticulospinal d medial vestibulospinal f lateral vestibulospinal a fine control of limbs drawing b sensation of pain from tissue injury c reflexive head turning d controls head position e proprioception of limbs trunk f balance and posture g sensation of light touch itching h feedback from muscles tendons
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