Which of the Following Best Describes a Major Source of Calcium

question 5

Multiple Choice

Which of the following best describes a major source of calcium that initiates contraction of smooth muscle?

• A)Extracellular fluid
• B)Longitudinal tubules
• C)Mitochondria
• D)Sympathetic nervous system
• E)Terminal cisterna

---

Definitions:

Revenues

Revenues are the total amount of money generated by the sale of goods or services related to a company's primary operations.

Expenses

The costs incurred by a business in the process of earning revenue, such as rent, salaries, and utilities.

Statement Of Cash Flows

A financial statement that summarizes the amount of cash and cash equivalents entering and leaving a company, showing how well it manages its cash position.

Cash Balance

The amount of cash held in a company's bank account and on hand at any given time.