including the cerebellum and brain stem. These also fulfill critical functions. Running through parts of the brain are a dozen pairs of cranial nerves, which link the brain directly to muscles and ...

The vagus nerve does it all—tells your lungs to breathe, controls your heart rate, and even forms the foundation for a whole ...

Motor neurons in the different cranial motor nuclei extend axons, forming the cranial nerves, to innervate muscles and parasympathetic ganglia in the head and neck. The specification of the ...