Autorhythmic Cells

question 79

Multiple Choice

Autorhythmic cells

• A) are also called pacemakers because they set the rate of the heartbeat.
• B) are the same size as myocardial contractile cells.
• C) have organized sarcomeres.
• D) contribute to the force of contraction.
• E) None of the answers are correct.

---

Definitions:

Economic Systems

The structured and organized methods by which societies allocate resources, distribute goods and services, and manage economic activity.

Factors of Production

are the inputs necessary for the creation of goods and services, which typically include land, labor, capital, and entrepreneurship.

Economic Function

The role or purpose that an economic activity serves in the broader economy, contributing to overall economic performance.

Profits and Losses

Financial gains achieved when revenue exceeds expenses, or deficits incurred when expenses outstrip revenue.