Solve the Problem. -A Signal Is Made by Placing 3 Flags, One Above

question 208

Multiple Choice

Solve the problem.
-A signal is made by placing 3 flags, one above the other, on a flag pole. If there are 6 different flags available, how many possible signals can be flown?

• A)20
• B)216
• C)18
• D)120

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Definitions:

Sternum

A bone that forms the front and middle portion of the rib cage; also called the breastbone or breast plate.

AV Node

The atrioventricular node, a part of the heart's electrical system that acts as a gatekeeper, slowing the electrical current before it passes from the atria to the ventricles.

SA Node

The sinoatrial node, also known as the heart's natural pacemaker, is a cluster of cells situated in the right atrium of the heart that regulates the heart's rhythm by generating electrical impulses.

Bundle of His

A collection of heart muscle cells specialized for electrical conduction that transmits the electrical impulses from the atrioventricular node to the ventricles of the heart.