Herpes Zoster commonly known as Shingles






Herpes zoster or Shingles is a viral disease characterized by a painful skin rash with blisters in a limited area on one side of the body (left or right), often in a stripe. The initial infection with varicella zoster virus (VZV) causes the acute, short-lived illness chickenpox which generally occurs…

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The Abducens Nerve – 6th Cranial Nerve Palsy






Abducent nerve or 6th Cranial Nerve supplies the lateral rectus muscle Sixth nerve palsy (the abducens nerve) is responsible for contracting the lateral rectus muscle to abduct (i.e., turn out) the eye. The inability of an eye to turn outward results in a convergent strabismus or esotropia of which the…

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The Cranial Nerves – Sensory and Motor functions






The cranial nerves control a large number of our social, sensory and motor functions this is a brief overview of their importance. Cranial nerves emerge directly from the brain, in contrast to spinal nerves, which emerge from segments of the spinal cord. In humans, there are traditionally twelve pairs of…

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