The Extrafollicular Cells of the Thyroid Gland Secrete Calcitonin

question 6

True/False

The extrafollicular cells of the thyroid gland secrete calcitonin.

---

Definitions:

Strong Form Efficient

A hypothesis stating that all information, both public and private, is completely reflected in stock prices, meaning no investor can achieve higher returns with specific information.

Weak Form Efficient

A market efficiency theory stating that all past trading information is already reflected in stock prices, and that technical analysis cannot consistently produce excess returns.

Investment Risk

The possibility of losing some or all of an investment's value due to various factors including market volatility, economic conditions, or company performance.

Historical Return

The return that an investment has generated over a specified period of time in the past.