简答题Which of the following is an unstable spinal fracture ( ) A、Vertebral fracture compressed by 1/3 B、Simple transverse process fracture C、Simple spinous process fracture D、Comminuted compression fracture简答题The main cause of cerebral ischemia originating from the compression and stimulation of vertebral artery is ( ) A、Cervical disc degeneration B、Thickening and calcification of cervical ligaments C、Luschka joint hyperplasia D、Foraminal stenosis简答题The typical clinical symptom of lumbar spinal stenosis is ( ) A、Lumbago B、Leg pain C、Intermittent claudication D、Hypesthesia简答题The main treatment principle for paralytic cervical spondylosis is ( ) A、Dispelling wind, dredging collaterals and relieving pain B、Benefiting qi for activating blood circulation, removing blood stasis and dredging collaterals C、Nourishing liver and kidney and strengthening tendons and bones D、Benefiting qi and nourishing blood简答题Which of the following is a stable spinal fracture ( ) A、Vertebral fracture compressed by 2/3 B、Vertebral compression fracture with dislocation C、Simple spinous process fracture D、Comminuted compression fracture简答题The substance of the autoimmune response caused by lumbar disc herniation is ( ) A、Nucleus pulposus B、Cartilage plate C、Histamine D、Annulus fibrosus