Lec # 3 - Electrocardiography

An innate biological electricity, is what makes the heart go.

The EKG is nothing more than a recording of the heart’s electrical activity, and it is through ____________ in the normal electrical patterns that we are able to diagnose many different cardiac disorders.

The electrical activity of the heart is governed by?

Sinoatrial (SA) node, a microscopic structure located in the ______ ______.

The electrical activity of the heart is governed by the sinoatrial (SA) node, a microscopic structure located in the right atrium, at the junction between the?

SA node is made of what cells?

SA node is made of pacemaker cells, which are intrinsically capable of generating rhythmic electrical impulses at rates that normally range from __ to ___ beats per minute (bpm).

The electrical current that originates here is propagated to the?

Internodal tracts:

Which includes a branch for the left atrium.

Internodal tracts:

Other name of Middle Internodal Tract?