CCI CRAT EXAM fully solved & updated 2025-
2026(latest version verified for accuracy
Save
Practice questions for this set
Learn 1 /7 Study with Learn
what is the normal QT interval length?
Choose an answer
1 potassium and calcium 2 sinus pause
3 5 4 0.36-0.44 seconds
Don't know?
Terms in this set (164)
, potassium and calcium the two electrolytes needed in order for the heart
to function normally
acute myocardial infarction PACs are rarely dangerous, but in a patient with this
condition, it can serve as an early sign or heart
failure or electrolyte imbalance.
downward as an electrical current travels to a negative pole
on an ECG, the waveform deflects in which
direction?
late ventricular depolarization what does the S wave represent on the ECG
tracing?
5 how many leads does a 24 hour holter monitor
have?
right atrium OR right ventricle a single chamber pacemaker has one lead into
which of the two chambers of the heart?
many different foci the patient is experiencing VFIB, where do the
electrical impulses come from?
lead II, III, AVF on a 12 lead ECG, where would we look when
trying to assess for AJR?
pre-cardiac transplant patient When is a biventricular pacer used?
PR interval What part of the ECG tracing starts with the atrial
depolarization and ends with ventricular
depolarization?
2026(latest version verified for accuracy
Save
Practice questions for this set
Learn 1 /7 Study with Learn
what is the normal QT interval length?
Choose an answer
1 potassium and calcium 2 sinus pause
3 5 4 0.36-0.44 seconds
Don't know?
Terms in this set (164)
, potassium and calcium the two electrolytes needed in order for the heart
to function normally
acute myocardial infarction PACs are rarely dangerous, but in a patient with this
condition, it can serve as an early sign or heart
failure or electrolyte imbalance.
downward as an electrical current travels to a negative pole
on an ECG, the waveform deflects in which
direction?
late ventricular depolarization what does the S wave represent on the ECG
tracing?
5 how many leads does a 24 hour holter monitor
have?
right atrium OR right ventricle a single chamber pacemaker has one lead into
which of the two chambers of the heart?
many different foci the patient is experiencing VFIB, where do the
electrical impulses come from?
lead II, III, AVF on a 12 lead ECG, where would we look when
trying to assess for AJR?
pre-cardiac transplant patient When is a biventricular pacer used?
PR interval What part of the ECG tracing starts with the atrial
depolarization and ends with ventricular
depolarization?
