Regina Is a Vegan (A Vegetarian That Does Not Eat

question 39

Multiple Choice

Regina is a vegan (a vegetarian that does not eat any animal products including dairy or eggs) . After a series of unexplained bone fractures, her doctor completes some tests and discovers that her levels of parathyroid hormone are elevated. Which of the following hypotheses would be the most plausible?

• A) The lack of meat in her diet is causing anemia and preventing bone growth.
• B) The lack of dairy in her diet has severely restricted the amount of calcium she has available. This deficiency stimulated the release of PTH, which caused more of the calcium stores in her bones to be mobilized. The deficiency has gone on for so long that she has weakened her bones.
• C) The lack of dairy in her diet has severely restricted the amount of calcium she has available. This deficiency stimulated the release of calcitonin, which caused more of the calcium stores in her bones to be mobilized. The deficiency has gone on for so long that she has weakened her bones.
• D) Her parathyroid glands are malfunctioning and producing too much calcitonin thereby stimulating osteoblast activity and weakening her bones.

---

Definitions:

Tax

is a compulsory financial charge or some other type of levy imposed on a taxpayer by a government organization in order to fund government spending and various public expenditures.

Elasticity

A measure of how much the quantity demanded or supplied of a good changes in response to a change in price or other economic variable.

Buyer

A person or entity that purchases goods or services from another in exchange for money.

Tax

A non-optional financial assessment or alternate form of contribution demanded from a taxpayer by a governmental administration for the purpose of allocating funds for government usage and various public expenditure needs.