EKG Flashcards
1
Q
what is the IV form of nitroglycerin and what is it for?
A
Tridal- angina
2
Q
what 2 characteristics about electrical fx can an EKG tell?
A
rhythm disturbances
conduction disturbances
3
Q
pathway of electrical flow
A
polarization (ready state)
depolarization (discharge state)
repolarization (recovery state)
4
Q
the p wave indicates the __________
A
atrium
5
Q
stations of depol
A
SA
AV
Ventricles
6
Q
what is the inherant rate of the sinus node
A
60-100 bpm
7
Q
what is the inherant rate of the AV junction
A
40-60 bpm
8
Q
what is the inherant rate of the Ventricles
A
20-40 bpm
9
Q
what is the pacemaker rule
A
the pacemaker site with the fastest rate will control the heart.
