Tirty Tew Flashcards
0
Q
Chamber with the thickest wall of the heart.
A
Left Ventricle
1
Q
Cardiac muscle is known as __.
A
Myocardium
2
Q
The heartbeat originates in this mass of tissue.
A
SA Node (R.A)
3
Q
Structure whose job is to sequence the ventricular contractions with the atrial contractions.
A
AV Node
4
Q
The electrical conducting system in the outer walls of the ventricles.
A
Perkinje
5
Q
Location of the S-A of the heart.
A
Right Ventricle
6
Q
The QRS spike represents this event.
A
Depolarization / Contraction of the ventricles
7
Q
The second heart sound (dupp) is caused by this.
A
SL Valves Closing
