NURO 670- EKG, PFT EXAM
LATEST UPDATE
each lead gives how many seconds on an EKG? - Answer 3 seconds
15 large boxes gives you how many seconds? - Answer 3 seconds
1 small box - Answer 0.04 seconds
1 big box=5 small boxes=? seconds - Answer 0.2 seconds
analysis of heart rate - Answer count the number of qrs in 6 second strip and multiply by
10
analysis of rhythm - Answer regularity of R to R intervals
origin of rhythm
P before each QRS
QRS after each P
ectopy?
pauses?
PR should be less than ? seconds - Answer 0.2 seconds
QRS length - Answer should be between 0.08-.12 seconds
Normal QT is less than ? - Answer 450 mS (half the R to R interval with normal HR)
PR prolonged in what? - Answer first degree AV block
PR short in what? - Answer reentrant pathways, WPW
left axis deviation if: - Answer lead 1 positive,avF negative
right axis deviation if: - Answer lead 1 negative, avF positive
LAD can indicate? - Answer a LBBB, LVH, LAFB, inferior wall MI
RAD can indicate? - Answer RBBB, RVH, LPFB, lateral wall MI
increased QRS morphology: increased voltage can indicate? - Answer LVH, RVH
how do you assess R wave progression and what is normal? - Answer look in precordial
LATEST UPDATE
each lead gives how many seconds on an EKG? - Answer 3 seconds
15 large boxes gives you how many seconds? - Answer 3 seconds
1 small box - Answer 0.04 seconds
1 big box=5 small boxes=? seconds - Answer 0.2 seconds
analysis of heart rate - Answer count the number of qrs in 6 second strip and multiply by
10
analysis of rhythm - Answer regularity of R to R intervals
origin of rhythm
P before each QRS
QRS after each P
ectopy?
pauses?
PR should be less than ? seconds - Answer 0.2 seconds
QRS length - Answer should be between 0.08-.12 seconds
Normal QT is less than ? - Answer 450 mS (half the R to R interval with normal HR)
PR prolonged in what? - Answer first degree AV block
PR short in what? - Answer reentrant pathways, WPW
left axis deviation if: - Answer lead 1 positive,avF negative
right axis deviation if: - Answer lead 1 negative, avF positive
LAD can indicate? - Answer a LBBB, LVH, LAFB, inferior wall MI
RAD can indicate? - Answer RBBB, RVH, LPFB, lateral wall MI
increased QRS morphology: increased voltage can indicate? - Answer LVH, RVH
how do you assess R wave progression and what is normal? - Answer look in precordial
