An Action Potential Spreads Through the Atria by Gap Junctions

question 131

True/False

An action potential spreads through the atria by gap junctions, but there are no gap junctions present in the ventricles, so the impulse must be propagated throughout the ventricular myocardium by the bundle of His and Purkinje system.

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Definitions:

Gateway To Memory

A metaphorical or literal reference to the neural mechanisms or processes that allow for the encoding, storage, and retrieval of memories.

Hippocampus

A major component of the brain, crucial for converting short-term memory into long-term memory and spatial navigation.

Cerebrum

The largest brain structure, consisting of the upper part of the brain; divided into two hemispheres, it is in charge of most sensory, motor, and cognitive processes. From the Latin for “brain.”

Cerebellum

A part of the brain located at the back of the skull, responsible for coordinating voluntary movements and maintaining balance and posture.