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The Structural Basis of Medical Practice (SBMP) - Human Gross Anatomy, Radiology, and Embryology

Essay Answer Guide for Head and Neck Examination Part IV (36 pts) - October 28, 2005

The College of Medicine at The Pennsylvania State University


[ SBMP ] [ Lab Key ] [ Short Ans Key ] [ Essay Guide ]
[ Vertebral Triangle ] [ Cavernous Sinus ] [ Masseter Muscle ]
  1. Review the anatomy of the vertebral triangle. Include bones, spaces, relationships, contents, vascularization, innervation, and lymphatic drainage. (12 pts).

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  2. Review the anatomy of the cavernous sinus. Include bones, spaces, boundaries, relationships, contents, vascularization, innervation, and lymphatic drainage. Specify the venous sinuses that directly communicate with the cavernous sinus. Further, discuss routes of infection to the cavernous sinus from the face, scalp, and ischiorectal fossa. What are the expected neural and vascular symptoms resulting from damage to each structure within the cavernous sinus? Consider that the damage is isolated to the structure being discussed. Explain why one eye is adducted at the onset of symptoms whereas, eventually, both eyes are adducted. What is pulsatile exophthalmos? (12 pts.)

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  3. Review the relationships and function of the masseter muscle. Include bones, articulations, ligaments, spaces, movements, and limitations of movement, vascularization, innervation, and lymphatic drainage. (12 pts)

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The Structural Basis of Medical Practice - Human Gross Anatomy
The College of Medicine of the The Pennsylvania State University
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