Migraine headaches: Migraines may cause ear pain. It is hypothesized that the ear pain is due to nerve innervation from both cranial and spinal nerves. Treating the migraine pain often results in ...

Background: The prevalence of cranial nerve involvement in Multiple Sclerosis (MS) varies across studies. It has been speculated that first presentation of disease with cranial nerve involvement – ...

Myelinated neurons transmit electrical signals more quickly than the unmyelinated nerves in the body. Myelinated axons are present in sensory neurons and motor neurons, but not all sensory and motor ...

Why is my sciatica pain getting worse? Sciatica develops when the sciatic nerve, the long nerve that runs from the buttocks down the back of the legs, becomes irritated, inflamed, or compressed.

That is the vagus nerve. It is the longest nerve in our cranial nerve network, coming from the brainstem and branching out like a tree. Think of it as the body's primary communicator, continuously ...

scan of the brain and cranial nerves was performed approximately 1 year from onset of symptoms (5 months from presentation), revealing a non-compressive, T2-hyperintense, T1 isotense, ...

What is a patent foramen ovale? A patent foramen ovale (PFO) is a small opening between the two upper chambers of the heart, the right and the left atrium. Normally, a thin membranous wall made up of ...

The first two nerves originate in the cerebrum, and the remaining 10 cranial nerves emerge from the brainstem, which has three parts: the midbrain, the pons and the medulla.

The independent movements and flexibility of various parts of the skull, called cranial kinesis, are an evolutionary innovation that is found in living vertebrates only in some squamates and crown ...