Which Labeled Structure in the Figure Acts as the Natural

question 33

Multiple Choice

Which labeled structure in the figure acts as the natural pacemaker of the heart?

• A)A
• B)B
• C)C
• D)D

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Definitions:

Address

A numerical representation of a location in computer memory where data can be stored or retrieved.

Fprintf()

A function in C programming that writes formatted output to a stream, typically a file.

Stdout

Stdout, or standard output, is the default output stream where a program writes its output data.

Print Statement

A command used in programming to display or output information to the user or console.