The Magnitude of an Action Potential _____________________As It Moves Down

question 16

Multiple Choice

The magnitude of an action potential _____________________as it moves down the axon from the axon hillock to the axon terminal.

• A)increases
• B)decreases
• C)is unchanged
• D)varies erratically

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Definitions:

Sternum

A long, flat bone located in the center of the chest, serving as a support for the rib cage and to protect vital organs such as the heart and lungs.

Sternal Angle

A thoracic landmark formed at the junction between the manubrium and the body of the sternum, significant in identifying rib levels.

Ribs

Bones that form the rib cage, designed to protect thoracic organs, such as the heart and lungs, and support the upper body.

Sternum

The long flat bone located in the center of the chest, which connects to the ribcage and protects the heart and lungs.