Cardiovascular System - ECG Flashcards
On an ECG graph what length of time does 1 big box represent?
0.2 Seconds
The six limb leads look at the heart in which view?
Coronal view
Which limb leads look at the heart from an inferior viewpoint?
III
avF
II
Which limb leads look at the heart from a lateral viewpoint?
I
avL
Which ECG lead usually looks at the heart “upside-down”?
avR
Which chest leads look at the right ventricle of the heart?
V1
Which chest leads look at the septum of the heart?
V2
V3
Which chest leads look at the anterior aspect of the heart?
V3
V4
Which chest leads look at the lateral aspect of the heart?
V5
V6
The six chest leads look at the heart in which viewpoint?
Sagital
In an ECG what does the ‘P-wave’ represent?
Atrial depolarisation
In which leads is the P-wave best identified?
II
avR
V1
In an ECG what does the ‘QRS complex’ represent?
Ventricular depolarisation
In an ECG what does the ‘T-wave’ represent?
Ventricular re-polarisation
