Certification Exam Questions and
Answers
AVzNodez-zCORRECTzANSWER-Back-upzPacemakerztozSAznodez
Junctionalzrhythmszrate:z40-60zbpm
SlowszimpulseszcomingzfromzSAztozthezventricle
Screenszrapidzatrialzimpulsesztozprotectzventricles
StrongzPNS/zWeakzSNS
Bainbridgez(atrial)zreflexz-zCORRECTzANSWER-
Increaseszheartzratezinzresponseztozincreasedzvenouszreturn.
workszwhenzpatientziszfluidzoverloaded
Baroreceptorzreflexz-zCORRECTzANSWER-Activatedzbyzabnormalz(High)zBP
DecreaseszBP
decreaseszsympatheticzcardiaczactivity
workszwhenzpatientziszdehydrated
Diastolez-zCORRECTzANSWER-Isovolumetriczventricularzrelaxation
Ventricularzfilling
Isovolumetriczventricularzcontractionz-zCORRECTzANSWER-Atriazrelaxed
AllzValveszarezclosed
Isovolumetriczventricularzrelaxationz-zCORRECTzANSWER-Atriazrelaxed
Ventricleszrelaxed
AllzValves:zClosed
locationzofzapexzofzheartz-zCORRECTzANSWER-Tipzofzterm-7thezheart
atzthez5thzintercostalzspace,zmedialztozleftzmid-clavicularzline
LocationzofzBasezofzheartz-zCORRECTzANSWER-It'szthezwidestzpart
Runszacrossz2ndzintercostalzspace
Locationzofzpointzofzmaximalzimpulsez-zCORRECTzANSWER-ApexzofzHeart
LocationzofzthezHeartz-zCORRECTzANSWER-Approx.z2/3ztozthezleftzofzthezmid-sternalzline
Pzwavez-zCORRECTzANSWER-depolarizationzofzSAznodezandzatria