In Multiple Sclerosis, There Is Progressive and Intermittent Damage to the Myelin

question 31

Essay

In multiple sclerosis, there is progressive and intermittent damage to the myelin sheath of central axons.One symptom is poor motor control of the affected area.Why does destruction of the myelin sheath affect motor control?

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Definitions:

Beta

A measure of a security's volatility in relation to the overall market, indicating its relative risk.

Risk-Free Return

The hypothetical earnings from an investment that carries no risk, typically illustrated by the return on government bonds, such as U.S. Treasury bills.

Jensen Measure

A performance metric that evaluates investment manager's returns excess compared to what could have been earned on a risk-adjusted basis.

Standard Deviation

A measure of the dispersion or variation in a set of values, indicating how much the values deviate from the mean.