ANSWERS
94-100% - ans-the normal oxygen saturations for a healthy adult is
xz xz xz xz xz xz xz xz xz xz
all of the above - ans-in junctional dysrhythmias the P wave may
xz xz xz xz xz xz xz xz xz xz xz
0.12 - 0.20 secs - ans-the normal PR interval is
xz xz xz xz xz xz xz xz xz
A PR interval of greater than 0.20 seconds - ans-first degree Av block is characterized by
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
ventricular depolarization - ans-the QRS complex in the cardiac cycle represents
xz xz xz xz xz xz xz xz xz xz
R - R intervals are regular - ans-
xz xz xz xz xz xz xz
second degree Av block type 1 is characterized as having all of the following characteristics
xz xz xz xz xz xz xz xz xz xz xz xz xz xz x
EXPECT
z
atrial depolarization - ans-P wave in the cardiac cycle
xz xz xz xz xz xz xz xz
ventricular repolarization - ans-the T wave in cardiac cycle depolarization
xz xz xz xz xz xz xz xz xz
> 150 bpm - ans-the rate of SVT/Artial tachycardia PAT
xz xz xz xz xz xz xz xz xz
may lead to more server dysthymias - ans-premature ventricular contractions
xz xz xz xz xz xz xz xz xz
consistent PR intervals with dropped QRS complex - ans- xz xz xz xz xz xz xz xz
second degree AV block type 2 is characterized by
xz xz xz xz xz xz xz xz
SA node is rate 60 - 100npm, AV node rae 40 - 60bpm, ventricular rate 20 - 40 bpm - ans-
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
choose the correct firing rate for SA node and AV node and the ventricular
xz xz xz xz xz xz xz xz xz xz xz xz xz
12 - 16 reservation per minute - ans-the normal respiration for an adult
xz xz xz xz xz xz xz xz xz xz xz xz
no relationship between P waves and QRS complexes - ans-
xz xz xz xz xz xz xz xz xz
third degree Av block is characterized by
xz xz xz xz xz xz
Respiration - ans-sinus arrhythmia is related to xz xz xz xz xz xz
ventricular tachycardia - ans- xz xz xz
rapid, repeated, ectopic firing of the ventricular, rate typically 150 - 250 bpm
xz xz xz xz xz xz xz xz xz xz xz xz