What Component of the Conduction Pathway Transmits the Action Potential

question 36

Multiple Choice

What component of the conduction pathway transmits the action potential to the ventricular contractile cells?

• A) nodal pathways
• B) SA node
• C) Purkinje fibers
• D) AV node
• E) bundle of His

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Definitions:

Glossopharyngeal

Pertaining to or involving both the tongue and the pharynx, often in the context of nerves or sensations.

Vagus

Referring to the vagus nerve, the tenth cranial nerve, which innervates various organs and influences functions such as heart rate, digestive tract movement, and reflex actions.

Peristalsis

The wave-like muscle contractions that move food through the digestive tract.

Cerebrospinal Fluid

The clear, protective fluid circulating around the brain and spinal cord.