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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. 

The _______ bone provides structure for the forehead and orbits.

When doing a lumbar microdiscectomy- what tissue should be retained and sent for specimen? 

What is the equation of the axis of the graph?  

How many valence electrons does sulfur (S) have?

Write the shorthand electron configuration for the ion O2− (oxide ion).