Anatomy and Function of the Heart's Electrical System
The heart's pumping action is regulated by an electrical conduction system that coordinates the contraction of the various chambers of the heart. How does the heart beat? An electrical stimulus is generated by the sinus node (also called the sinoatrial node, or SA node).
Electrical Conduction System of the Heart - Cleveland Clinic
2022年3月17日 · Cells in the cardiac conduction system can generate electrical impulses and then distribute the signal throughout your heart. While all cells in your heart can conduct electricity, the cells in this system conduct it at very specific speeds.
Heart Conduction System (Cardiac Conduction) - Cleveland Clinic
2021年7月23日 · Your heart’s conduction system is the network of signals that keeps your heart beating. These electrical signals make your heart contract or relax. Each contraction also controls blood flow through your heart.
Cardiac conduction system - Wikipedia
The cardiac conduction system (CCS, also called the electrical conduction system of the heart) [1] transmits the signals generated by the sinoatrial node – the heart's pacemaker, to cause the heart muscle to contract, and pump blood through the body's circulatory system.
Conduction system of the heart: Parts and Functions | Kenhub
2023年8月17日 · The cardiac conduction system is a network of specialized cardiac muscle cells that initiate and transmit the electrical impulses responsible for the coordinated contractions of each cardiac cycle. These special cells are able to generate an action potential on their own (self-excitation) and pass it on to other nearby cells (conduction ...
The Heart's Electrical System: Anatomy and Function - Verywell …
2023年3月12日 · The electrical system of the heart is critical to how it functions. It controls the electrical impulses that cause your heart to beat and their conduction, which organizes the beating of your heart. The movement of electrical signals across the heart is what is traced on an electrocardiogram (EKG). The EKG is also what allows irregularities in ...
The Heart's Conduction System | Physiology, Anatomy - Geeky …
2020年5月10日 · Both conducting and specialised muscle cells form the hearts conduction system and orchestrate cardiac contraction. The electrical system is intrinsic to the heart meaning that contraction can persist in the absence of neuronal input.
Conducting System of the Heart - SA Node - TeachMeAnatomy
2023年4月24日 · The pumping action of the heart muscle is controlled by an spontaneous electrical impulse, conducted around the heart by specialised cells. This article will look at the key structures involved in the generation and conduction of that electrical impulse.
Heart Conduction System: What To Know - WebMD
2024年9月11日 · The conduction system, also called the cardiac electrical system, helps the heart contract, thus pumping blood through the body. It is made up of several different parts, including a sinoatrial...
Anatomy and Function of the Heart's Electrical System
The electrical signal spreads through the chambers of the heart. First, the atria are activated. The electrical signal then travels down through the conduction pathways to the heart's ventricles.