Multiple Sclerosis questions with correct answers

MS Etiology CORRECT ANSWER-Interaction between genetic predisposition and an inciting environmental antigen, resulting in an autoimmune response in a susceptible host. Most common cause of disability in young and middle aged adults MS Pathophysiology CORRECT ANSWER-classically associated with MS is the slowing or stopping of saltatory conduction of action potentials along myelinated axons in the CNS because of demyelination There is some evidence that the pathophysiology is related instead to axonal loss rather than to demyelination. T/F MS is more common in men than women CORRECT ANSWER-False. Women: Men = 3:1 Average age of onset of MS CORRECT ANSWER-ranges from 30.5 to 33 years, though recent evidence shows that approximately 5% of people with MS had their first symptoms during childhood. Common signs and symptoms of MS CORRECT ANSWER-(Most to least common) Fatigue Heat sensitivity Difficulty walking Stiffness and spasms Bladder problems