Cranial Nerve 13 and Cranial Nerve 14

If you ask any medical doctor or student how many cranial nerves a human has, they all will invariably answer TWELVE. After all, that is what we all learn in medical school and that is what the answer is on any exams. However, if you are into comparative biology and anatomy esoterica, you may actually answer that animals including humans have 14 cranial nerves... not 12. (A) illustrates human human nervous system from 1960 textbook "A Functional Approach to Neuroanatomy". (B) illu…

3/15/2015 0

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Head MRI and CT Scans Explained!

@ENTHouse brought to my attention a FANTASTIC website that literally identifies and goes through all anatomic structures on every slice of a CT or MRI scan of the head. Sinus cavities, blood vessels, nerves, bone, suture lines, etc... Wish I thought of doing it first... It may be a bit confusing for a layperson, but if you have a copy of your CT/MRI scan and wonder where the maxillary sinus or optic nerve is located on your scan, check this website out and you probably can figure it out…

1/08/2012 1

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