Spinal Cord AnatomyReview Questions1. 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 neuron2. Dorsal horns of gray matter always have what function?3. Ventral horns of gray matter always have what function?Spinal Cord AnatomyAnswers1. Reference your drawing in your notes.2. sensory3. motor4. 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 fasiculus5. Match the function with the tract:__h__ spinocerebellar a. fine control of limbs (drawing)__b_spinoreticular b. sensation of pain from tissue injury__g_spinothalamic c. reflexive head turning__e_cuneate fasiculus d. controls head position__e_gracile fasiculus e. proprioception of limbs & trunk__a_ lateral corticospinal f. balance and posture__c_tectospinal g. sensation of light touch, itching__f_ reticulospinal h. feedback from muscles & tendons_d_ medial vestibulospinal__f__lateral
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