Heart conduction system

Where is the sinoatrial node?

Where is the bundle of His ?

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5

Where is the left bundle ?

Where are the Purkinje fibers?

Where is the right bundle ?

Where is the atrioventricular node?

What node is responsible for coordinating the contraction of the atria?

• Bundle of His

• SA node

• Left bundle branch

• AV node

• Right bundle branch

What node is responsible for coordinating the contraction of the ventricles ?

• Bundle of His

• SA node

• Left bundle branch

• AV node

• Right bundle branch

This refer to what happen to the heart during the different phases of an electrocardiography. Match the following

• The atria contracts

• P wave

• The ventricles contacts

• QRS complex

• The atria fill with blood

• T wave

Match the numbered features of this electrocardiograph with the appropriate name.

• 1

• P wave

• 2

• QRS complex

• 3

• T wave