In the Conduction System of the Heart, Which of the Following

question 24

Multiple Choice

In the conduction system of the heart, which of the following is responsible for collecting the electrical energy that stimulated the atria to contract?

• A) Purkinje fibers
• B) Bundle of His
• C) Atrioventricular node
• D) Sinoatrial node

---

Definitions:

Normal Profit

The minimum profit necessary for a company to remain in business, equal to the opportunity cost of capital and entrepreneurial effort not invested elsewhere.

Entrepreneur's Talent

The unique set of skills, creativity, and determination that an entrepreneur brings to identifying opportunities and building a business.

Implicit Costs

Implicit costs refer to the opportunity costs of using resources that a company already owns, without any direct payment, for its own production purposes.

Explicit Costs

Direct, out-of-pocket payments for wages, rent, materials, and other inputs required for the production of goods or services.