SSEP and MEP questions with correct answers

Which artery supplies blood to the hands and face area of the somatosensory cortex? a. Anterior Cerebral Artery b. Middle Cerebral Artery c. Posterior Cerebral Artery d. Internal Carotid Artery - Answer b. Middle Cerebral Artery While reviewing the history and physical while seeing your patient in pre-op, you see mention of a grade I spondylolithesis. This means that the patient has what anatomical abnormality? a. a degeneration of the joints of the spine b. a vertebral body that is displaced anteriorly over the vertebral body inferior to it c. a lateral curvature of the spine d. degeneration of the intervertebral disc causing adjacent vertebral bodies to come in contact - Answer b. a vertebral body that is displaced anteriorly over the vertebral body inferior to it Which blood vessel supply descending motor fibers? a. Middle cerebral artery b. Common Carotid c. Anterior spinal artery