What Is the Role of Pacemaker Cells

question 168

Multiple Choice

What is the role of pacemaker cells?

• A)can rapidly develop action potentials
• B)shallow invaginations of cell membrane
• C)relatively constant tension maintained for a period of time
• D)intracellular cytoskeleton
• E)enzyme that removes phosphate from myosin

---

Definitions:

Economic System

The organized way in which a country allocates resources and distributes goods and services in its society.

Criterion

A principle or standard by which something can be judged or decided.

Efficiency

The optimal allocation of resources to produce goods and services in a way that maximizes output with the least waste or cost.

ATC Curve

A graph showing the average total cost of producing different quantities of a good, illustrating how costs change with output levels.