ANSWERS RATED A+
✔✔The Q Wave is - ✔✔The first negative deflection following the P wave
✔✔A patient is taking digoxin. The patient needs to which of the following. - ✔✔Check
their pulse on a regular basis
✔✔Asymptomatic patient during the ECG has a pulse of 73 bpm and you notice normal
sinus rhythm. What should you do? - ✔✔Continue recording
✔✔The point at which the QRS complex meets the ST segment is called the - ✔✔J
point
✔✔Whenever rhythm speeds up and slows down in arrhythmic fashion, it is -
✔✔Patterned
✔✔The third step of analyzing an ECG is to - ✔✔Examine the p wave
✔✔The 4th step of analyzing an ecg is to - ✔✔determine the PR interval
✔✔Tall and symmetrical peaked P waves may be seen with - ✔✔Increased right atrial
pressure and right atrial dilation
✔✔The category of anti-hypertensive meds that cause vasodilation block, aldosterone
secretion and increase urine output - ✔✔ACE inhibitors
✔✔Which is the first structure that will be seen when imaging from the suprasternal
notch - ✔✔aortic arch
✔✔The wall that separates the two superior chambers of the heart is called -
✔✔interatrial septum
✔✔The wall that separates the two inferior chambers of the heart is called -
✔✔interventricular septum
✔✔The skeleton of the heart - ✔✔Separates the atria from the ventricles
✔✔The heart receives most of its own blood supply via the - ✔✔coronary arteries
✔✔Regulation of heart rate and speed of electrical conduction and strength of
contraction are influenced by brain via the _________ nervous system - ✔✔autonomic
, ✔✔The cardio accelerator center - ✔✔Is part of the sympathetic nervous system.
✔✔How much blood coming into the ventricles flows passively through the aorta -
✔✔70%
✔✔During which phase of the cardiac cycle do the coronary arteries fill - ✔✔early
diastole
✔✔During depolarization - ✔✔Impulses are generated and transmitted when positively
charged ions move inside the cell causing the interior to become positively charged
✔✔The t wave - ✔✔Is normally oriented in the same direction as the proceeding QRS
complex
✔✔The initiation of the impulse in the essay note and its movement through the atria
produces a - ✔✔P wave
✔✔What is used as a reference point to identify the changing electrical impulse -
✔✔isoelectric line
✔✔With Lead II, the positive electrode is positioned on the - ✔✔left leg
✔✔With Lead II, the positive electrode is positioned on the - ✔✔Left Arm
✔✔A mini stroke lasting a few minutes, but return returns to normal within 24 hours with
no permanent damage - ✔✔Transient ischemic attack
✔✔An electrical current traveling towards a positive electrode produces a wave form
that - ✔✔Is upright
✔✔The most accurate way to measure heart rate - ✔✔1500 method
✔✔The electrocardiogram measures - ✔✔heart's electrical activity
✔✔Do electrical cardiograph can do all of the following except - ✔✔Determine perfusion
status of the patient
✔✔The limit leads are obtained by placing electrodes on the - ✔✔Right arm left arm and
left leg
✔✔Which of the following topics would not be brought up in an exam prep? -
✔✔insurance