• 2022-06-07
    Spina bifida is often occur in ( ).
    A: Lumbosacral vertebrae
    B: Thoracic vertebrae
    C: All of these are true
    D: Cervical vertebrae
  • A

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      A 68-year-old man is admitted to the hospital due to severe back pain. Radiologic examination reveals severe osteoporosis of the vertebral column, with compression fractures to vertebrae L4 and L5. Which of the following parts of the vertebrae are most likely to be fractured in this patient? A: Spinous process B: Vertebral bodies C: Transverse process D: Superior articular process E: Intervertebral disc

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      【填空题】______vertebrae 的形态特点:椎体在前,椎弓在后;椎体与椎弓围成 __________ ,所有椎孔构成椎管,容纳 _______ 。椎弓分为椎弓根和椎弓板。相邻椎骨的上、下切迹围成 _________ ,有 _________________ 通过。由椎弓发出 7 个突起

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      Tornados often occur in the summer.

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      According to the location of the nerve in and out of the spinal canal, the spinal cord can be divided into ( ). A: Cervical spinal cord B: Thoracic spinal cord C: Lumbar spinal cord D: Sacral spinal cord E: Caudal spinal cord

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      In the long run, ______. ( ) A: exchange rates are unlikely to obey relative PPP when all disturbances occur in the output markets. B: exchange rates obey absolute PPP when all disturbances occur in the output markets. C: exchange rates obey relative PPP when all disturbances occur in the output markets. D: exchange rates obey absolute PPP when all disturbances are monetary in nature.