12 Lead EKG Prep

Question 1

Why do we prep skin before EKG?

Answer 1

prevent sliding out of place and artifact from improper adherence. prevent misdiagnosis

Question 2

What happens if I put on leads wrong?

Answer 2

misinterpretation of EKG. will change wave forms (direction and amplitude)

Question 3

What factors to consider while placing leads for skin?

Answer 3

skin dry, remove oils and lotion w alcohol, remove hair if needed, abrade skin (gauze), no electrode on bone, no electrode on medicine patch, no electrode on pacemaker or ICD, electrode fully on skin not clothes

Question 4

Where should you not place an electrode?

Answer 4

on bone, pacemaker, ICD, medicine patch

Question 5

V1-6 placement?

Answer 5

V1- 4th intercostal space to right of sternum
V2- 4th intercostal space to left of sternum
V3-between V2 and V4
V4-5th intercostal space at midclavicular line
V5-anterior axillary line at same level as V4
V6-midaxillary line at same level as V4 and V5

Question 6

RL, LL, RA, LA placement?

Answer 6

RL-between torso and ankle
LL-between torso and ankle
RA-between shoulder and elbow
LA-between shoulder and elbow