Marissa Has Had Her Entire Thyroid Gland Removed Because of a Malignant

question 49

Multiple Choice

Marissa has had her entire thyroid gland removed because of a malignant tumor. She takes synthetic thyroid hormone to replace the thyroxine that her thyroid gland would have produced, but she is worried about her blood calcium. Does she need to worry about this problem?

• A) No, the synthetic thyroid hormone will also control the calcium.
• B) Possibly, it depends on whether the parathyroid glands were taken with the thyroid by accident.
• C) No, hormones from the liver and kidneys will regulate calcium through the intestinal tract.
• D) Yes, without the calcitonin, high blood levels of calcium will cause convulsions.
• E) Yes, without the calcitonin she may suffer heart failure.

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Definitions:

90-Day Note

A short-term debt instrument that matures in 90 days, typically used for financing immediate needs.

360-Day Year

The 360-day year is used in financial calculations to simplify interest calculations, assuming each month has 30 days.

Maturity Value

The total amount payable to an investor at the end of a fixed term investment, including the principal and any accrued interest.

Days' Sales in Receivable

A financial metric that indicates the average number of days it takes for a company to collect payment after a sale has been made, illustrating the liquidity and efficiency of the company's receivables.