L2: Leads Flashcards
Inferior leads
II, III, aVF
What type of lead:
V1
Unipolar lead
Augmented limb leads…
small waveforms enhanced by machine. 1 (+) lead, 2 ground leads
What type of lead:
V4
Unipolar lead
Anterior leads
V1-V4
What type of lead:
aVL
Augmented limb leads
Bipolar leads…
use one (+) and one (-) electrode
PLUS
a 3rd electrode (“ground”
aVR degrees
(-)150
Lead II goes from
right arm (-) to left leg (+)
Waveforms in MCL1 are
Downward
Lead I goes from
right arm (-) to left arm (+)
Leads showing horizontal plane
Precordial leads V1-V6
V5 is placed ____
anterior axillary line, same horizontal plane as V4
Lead II degrees
60
aVL points towards
left arm
What type of lead:
V2
Unipolar lead
V6 is placed ____
midaxillary line, same horizontal plane as V4
V3 is placed ____ and reflects activity at _____
halfway between V2 and V4
septum
What type of lead:
aVR
Augmented limb leads
aVF points towards
left leg (foot)