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…