Graves' Disease Is Due to an Autoantibody That Binds to and Activates

question 8

Multiple Choice

Graves' disease is due to an autoantibody that binds to and activates the TSH receptor.This interaction would primarily increase which second messenger in the thyroid epithelial cells?

• A)Ca⁺⁺
• B)Activated signal transducer and activator of transcription (STAT)
• C)Phosphatidylinositol 3-kinase (PI3K)
• D)Cyclic guanosine monophosphate (cGMP)
• E)Cyclic adenosine monophosphate (cAMP)

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Definitions:

Total Revenue

The total amount of money a company receives from selling its goods or services, calculated as the quantity sold multiplied by the sale price.

Perfectly Price-inelastic

A situation where the quantity demanded or supplied of a good does not change in response to a price change.

Constant Slope

Implies a uniform rate of change in one variable relative to another, represented graphically as a straight line.

Price Elasticity

The responsiveness level of the quantity of a good demanded to the price modifications of that good.