Normally at rest, as the electrical impulse moves through the heart, the heart contracts about 60 to 100 ...
When the SA node sends an electrical impulse, it triggers the following process: The electrical signal travels from your SA node through muscle cells in your right ...
When the SA node sends an electrical impulse, it triggers the following process: The electrical signal travels from your SA node through muscle cells in your right ...
A network of specialized muscle cells is found in the heart's walls.
enter the ventricles is through a specialized region of cells (atrioventricular node, or AV
The third order of electrical influence of the heart is derived from the vagus nerve as the other ...
Your heartbeat is triggered by electrical impulses that travel down a special pathway through your heart: SA node (sinoatrial node) – known as ...
The original electrical impulse travels from the sinus node across the cells of your ...
Even though cardiac muscle has autorhythmicity, heart rate is modulated by the ... In order to speed up the heart rate and restore full sinus rhythm, a cardiologist ...
The electrical impulses may happen too fast, too slowly, or erratically – causing the