Dr Stein Has Just Invested $10,000 for His Son (Age

question 21

Multiple Choice

Dr. Stein has just invested $10,000 for his son (age 7) . The money will be used for his son's education 10 years from now. He calculates that he will need $21,598 for his son's education by the time the boy goes to school. What rate of return will Dr. Stein need to achieve this goal? Choose the closest answer.

• A) 10%
• B) 8%
• C) 4%
• D) 1%

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Definitions:

Hypernatremia

Abnormally high plasma concentration of sodium ions.

Oversecretion

The production and release of a substance, such as a hormone or enzyme, in greater amounts than normal or necessary, often leading to various physiological imbalances or conditions.

Thirst Regulation

The physiological mechanisms controlling the desire to drink fluids, largely governed by hypothalamic activity.

Osmoreceptors

Specialized sensory receptors that detect changes in the osmotic pressure of body fluids and help regulate fluid balance.