29). The gray commissure of the spinal cord surrounds the central canal. True Fa

Question

29). The gray commissure of the spinal cord surrounds the central canal.
True False

30). The arbor vitae is found in the cerebrum.
True False

31). Sympathetic tone is defined as continuous stimulation of smooth muscles in the walls of blood vessels, which results in partial constriction.
True False

32). If fibers in the ascending tract of the cord are cut, the affected person will have a loss of motor functions below the injury.
True False

33). Brain damage to the temporal lobe, where recent memory is processed, can result in the inability to form long-term memory.
True False

Explanation / Answer

29. True, the spinal cord is surrounded by gray matter (butterfly shaped) 30. False, it is found in the white matter of the cerebellum 31. True 32. False, the ascending fibers carry sensory information 33. True

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