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CCDS c questions and answers already solved 2024
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CCDS c questions and answers already solved 2024
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CCDSA very high PVC count could be attributed most likely to _______? - correct
answer ✔Atrial undersensing
Most common cause of inappropriate mode switching? - correct answer
✔FFRWOS
DOE with moderate activity is what class heart failure symptoms? - correct
answer ✔Class II
During EP study a ventricular arrhythmia inducible with PES is what type of
tachycardia? - correct answer ✔Reentry
What has the ability to increase cardiac output the most? - correct answer
✔Heart rate
All the following drugs could be used to treat CHF except - correct answer
✔Diuretics, ACE inhibitors, Beta blockers (not CCB)
Single chamber ICD during implant has high DFTs (RV coil only ICD lead)
what actions might be taken? - correct answer ✔Reposition the lead, reverse
the polarity
Wenckebach interval - correct answer ✔MTR interval - TARP. MTR interval-
(PVARP+shortest AVD)
Desirable slew rate in ventricle - correct answer ✔>.5 V/sec
,PMT algorithm is not terminating PMT, what could be the cause? - correct
answer ✔PMT is slower than the MTR
If you have multiple PMT episodes what risks come with extending PVARP? -
correct answer ✔Early 2:1 block
Common cause of safety pacing - correct answer ✔PVC falling into the
crosstalk detection window
After receiving inappropriate shocks a pt presents to the ED and a magnet is
applied, what response will ICD have on the pacing? - correct answer ✔No
effect
Which of the following would be appropriate actions to take in the presence of
safety pacing - correct answer ✔Decrease atrial output, increase ventricular
blanking period
ATP is most effective for what type of arrhythmia - correct answer ✔Reentry
What percentage of CRT patients are considered non-responders - correct
answer ✔30%
A dual coil integrated bipolar trans venous lead senses and paces between -
correct answer ✔distal coil and tip electrode
acute complications of device implant - correct answer ✔pneumothorax,
hemothorax, lead perforation (not infection)
Which drug is known to decrease DFTs - correct answer ✔Sotalol
, Pacing RVA causes what change in QRS? - correct answer ✔RsR in V6
Ventricular based device --> when you AP VS, you will be - correct answer
✔pacing the atrium faster than the base rate
most common cause of systolic heart failure - correct answer ✔ischemic
heart disease
LBBB - correct answer ✔QS pattern in V1, QRS > 120 ms
Causes of PMT - correct answer ✔Loss of atrial capture, PVCs, atrial
underspending
ECG characteristic of WPW - correct answer ✔delta waves
Drugs used for rate control for patients in AF w/RVR - correct answer ✔CCB,
BB
What did the pain free and pain free II trials show? - correct answer ✔ATP is
effective for fast VT
What is the average time an ICD takes to charge to max output - correct
answer ✔10 seconds
Which of the following is a poor prognostic sign for a patient with HCM? -
correct answer ✔Hypotension with exercise (not tachycardia, DOE)
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