Most researchers believe MS results from a combination of genetic and environmental factors. One peculiar observation regarding environment is the fact that the incidence increases as one gets farther from the equator. multiple choice 3FalseTrue

Pertaining to the aetiology of Multiple Sclerosis (MS), which of these statements is correct?Question 2Select one:a.All these answers are correct.b.MS is typically first diagnosed in individuals between the ages of 20-40.c.The incidence of MS is higher in females than males.d.The incidence of MS is lowest in countries with a warm, tropical climate.e.The incidence of MS is highest in people with low levels of Vitamin D.

Which one of the following statements relating to multiple sclerosis (MS) is correct?Question 52Select one:a.MS affects females less frequently than males.b.It is a disease that affects neurons of the brain and central nervous system.c.Decreased blood brain barrier permeability may contribute to a greater incidence of MS.d.The incidence is lowest in countries far from the equator.e.The pathogenesis is largely due to B-cells destroying myelin sheaths surrounding neurons.

Which of the following statement about Multiple Sclerosis (MS) is TRUE

Which of the following statement about Multiple Sclerosis (MS) is TRUE?Question 1Answera.It is caused by autoimmune attack to the myelin sheath. b.Obesity and genetics are believed to be strongly associated with MS. c.Sympotoms develop slowly over time and tend to affect the lower limb first.d.It tends to affect both side of the body.

Present at least 3 causes and their effects on the environment.