Cardiac Flashcards
1
Q
AV Dissociation?
A
Independent beating of atria and ventricles
2
Q
Aberrant
A
Abnormal
3
Q
Compensatory Pause?
A
Heart pauses for SA node to resume control
4
Q
Automaticity?
A
Cardiac cells able to generate own electrical impulse (no outside stimulus)
5
Q
Excitability?
A
Cardiac cells responding to outside stimulus
6
Q
Conductivity?
A
Cardiac cells transmit electrical impulses along
7
Q
Contractility?
A
Cardiac cells contract and shorten due to electrical stimulus
8
Q
Where is SA node located?
A
Posterior wall of RT atrium
9
Q
AV node is located where?
A
Interventricular/Interatrial septum
10
Q
Purkinje fibers located?
A
Ventricle walls
11
Q
What are the 5 phases
A
Cardiac action potential
