In the Autoimmune Disease Multiple Sclerosis, a Person's Immune System

question 32

Multiple Choice

In the autoimmune disease multiple sclerosis, a person's immune system attacks and destroys the myelin sheath cells. What occurs as a result of the destruction of these cells?

• A) The speed of action potentials decreases.
• B) The sodium-potassium pumps malfunction.
• C) Signals cannot be transmitted across the synapse.
• D) Action potentials can travel in two directions.

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Definitions:

Price of Coffee

The amount of money required to purchase a specific quantity of coffee.

Budget Line

Represents the combination of goods a consumer can purchase with a specific budget at given prices.

Slope

The rate at which a line inclines or declines, showing the relationship between the change in the vertical axis to the horizontal axis.

Budget Line

A graphical representation of all possible combinations of two goods that an individual can purchase given their income and the prices of the goods.