Test questions?

Question 0

2 functions of AV node?
1st degree where is heart sick?
which interval abnormal in 1st degree?
mobitz type two where is heart sick?

Answer 0

protect vent and slow conduction down
av jx
pri
vent, bundle branches, BOH

Question 1

Primary pacemaker?
normal rate SA?
normal rate AV Jx?
normal rate for vent?

Answer 1

SA
60-100
40-60
<40

Question 2

how do you seperate a Mobitz type 2 that has reg RR from a 3rd degree block with reg RR?

Answer 2

pri is the same in mobitz type 2 and with 3rd degree the PRI varies

Question 3

Classic Wenke?
p waves and ARate of 56
PRI .16 and A rate of 150
what do you attach to rhythm (SR,SB,ST) if PP not regular

Answer 3

PRI lengthens until it drops
sinus Brady
sinus tach
SA

Question 4

what do you attach to rhythm (SR,SB,ST) when there is no QRS and long pause?
normal pri
normal QRS

Answer 4

Sinus Pause
.12-.20
<.10

Question 5

vent depolarization?
vent repolarization 
atria depolarization?
QRS wave that is postive first?
QRS negative wave?
QRS that is negative wave before the R?

Answer 5

QRS
ST segment and T Wave
P Wave
R
S
Q

Question 6

no p, qrs,t and baseline flat?
wavy baseline and no p ?
pri .16, QRS .16, all p and q match with NSR whats charted?

Answer 6

Asystole
vfib
NSR with IVCD

Question 7

which rate on the monitor?
depolarization away from positive lead?
toward positive lead?
common cause of accelerated junctional?

Answer 7

vent
negative deflection (upside down wave)
upward wave
dig tox

Question 8

predominant feature in AFib is?
pre mature beat with p wave in front of QRS what tells you your pacer site?
pre mature beat with no p wave how do you tell your pacer site?
features of Sinus Brady

Answer 8

R-R IRREGULAR and no p waves
PRI
QRS width
PRI atleast 0.12 and AR less than 60