A Patient Appears in a Clinic Complaining of Irritability and Chronic

question 24

Multiple Choice

A patient appears in a clinic complaining of irritability and chronic sweatiness.He also has a lump in his neck near his larynx.Blood tests show he has low levels of thyroid-stimulating hormone (TSH) in his plasma.Which of the following is the most likely diagnosis?

• A)Primary hypothyroidism
• B)An iodine-insufficient diet
• C)Secondary hypothyroidism
• D)Hyposecretion of TRH
• E)Graves' disease

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Definitions:

Accounting Break-even

The point at which total costs and total revenues are equal, leading to neither profit nor loss.

Variable Costs

Costs that vary directly with the level of output or production, such as materials and labor.

Fixed Costs

Expenses that do not change with the level of goods or services produced over a short period, such as rent or salaries.

Financial Break-even

The point at which a company's total revenues are exactly equal to its total expenses, resulting in neither profit nor loss.