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What is the most common location and type of cranial aneurysms occur that occurs?

Name the anatomical structure labeled #101 on the diagram below.     

What letter corresponds to the Internal carotid artery? 

Fiducials passive spheres can be placed on bony landmarks for intraoperative CT/OARM scanning and location with the Neuro Navigator. The surgeon can compare the spatial relations ship of the patient to the instruments and be assured in real time of the exact location. The fiducials are located on the surgical instrumentation handle. What type of neurosurgical technique is being described for this procedure?     

Which of the following statements is correct when referring to a neuro craniotomy procedure where the Mayfield 3 pin suspension head holder has been used?

You are first scrubbing a lumbar laminectomy. The surgeon needs a large hinged self-retaining retractor. What would you hand to him/her?

All of the following are jaw types for the Cushing pituitary except ___. 

During an ACDF, which of the following can be added inside the intervertebral interbody or cage implant to promote bony fusion between the cervical vertebra?  

All of the following are types of curettes that can be used to remove the disc nucleus during a microdiscectomy except __ ?

During a lumbar laminectomy, the surgeon typically uses blunt dissection with Raytecs and  ____  to lift the periosteum and thicker, lateral paraspinal muscles from the spinous process and the lamina.