ACTUAL EXAM AND PRACTICE EXAM
QUESTIONS COMPLETE ACCURATE EXAM
QUESTIONS WITH DETAILED VERIFIED ANSWERS
Terms in this set (178)
Ohm's law equation V=IR
EKG monitored patient ungrounded, grounded. Grounded patient would be
should be __________, monitor able to conduct leakage currents. we dont want this
chassis should be ___________
(nonconductive). Why
lb to kg 2.2 lb = 1 kg
F to C C=5/9(F-32)
C to F F=9/5C+32
3 things that change 1. slope of phase 4
automaticity of automatic 2. Change of threshold potential
cells 3. Change of resting membrane potential
a systole is represented by QT interval
what portion of the ECG
What is main ion transfer K+ seeps out, Ca2+ enters
during systole
At rest, what is inside negative, outside positive
intracellular/extracellular
environment
, What phase of AP is phase 4
resting membrane
potential
Nodal depolarization Ca2+ slow channel
occurs via what channel
Cardiac muscle cell depol Na+ fast channel
occurs via what channel
During which phases is 1,2,3
cell refractory
TDP caused by what EAD's (triggered activity)
mechanism usually
Take each number in sample, subtract each number
Variance from mean, square each difference, add all, divide
sum by number in sample -1
Standard deviation square root of variance
Probability of certainty / smaller p value means the
P value
more likely the result could not occur by chance
survival curve showing % Kaplan - Meier curves
of patients surviving
treatment over time
when measuring EGM's, P wave / QRS
earliest atrial activation
usually from _____ and
earliest ventricular usually
from ______
Morady maneuver is used differentiate AT from AVNRT/AVRT
to differentiate
Most common arrhythmia AF
Most common SVT AVNRT