The Secretion of Parathyroid Hormone Is Controlled Primarily by the

question 19

Multiple Choice

The secretion of parathyroid hormone is controlled primarily by the

• A)hypothalamus.
• B)concentration of blood calcium.
• C)thyroid gland.
• D)pituitary glanD.

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Definitions:

Firms

business organizations engaged in the production and sale of goods and services, operating with the motive of earning profits.

Opportunity Cost

The cost of forgoing the next best alternative when making a decision or choosing a particular action.

Labor Resource

Human work effort, both physical and mental, utilized in the creation of goods and services.

Linear Production

A production process in which outputs are directly proportional to inputs, with a constant rate of output per unit of input.