What Is the Role of Pacemaker Cells

question 22

Multiple Choice

What is the role of pacemaker cells?

• A) They rapidly develop action potentials.
• B) They are shallow invaginations of the plasma membrane.
• C) They maintain relatively constant tension for a period of time.
• D) They are part of the intracellular cytoskeleton.
• E) They are enzymes that remove phosphate from myosin.

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Definitions:

Memory Aids

Tools or techniques used to enhance or improve the ability to remember information.

Short-Term

Describing events, memory, or involvement lasting only a limited period of time, often contrasted with long-term.

Active Processing

The mental manipulation of information to retain it in short-term memory, integrate it into long-term memory, or solve problems.

Peterson and Peterson

Researchers known for their work on the duration of short-term memory, especially the experiment demonstrating rapid forgetting without rehearsal.