100% VERIFIED ANSWERS LATEST
UPDATED 2026/2027|GRADED A+
Whatvisvthevprimaryvpacemaker?v vcorrect answersv SAvNode
Whatvisvavmorevmedicallyvcorrectvtermvforvthevclottingvofvanvartery?v vcorrect answersv Occlusion
WhenvthevAtriavdepolarizev(orvcontract),vwhatvisvshownvonvthevEKGvtracing?v vcorrect
answersvPvwave
Anvirregularvheartbeatvthatvisvcommonvamongvchildrenvisvcalledv_____v_____.v vcorrect
answersvSinusvArrhythmia
1vsmvboxvonvanvEKGvstripvdenotesv0.04vsecondsvofvtime.vHowvlongvisvthisvrepresentedvinvmillimeter
s?v vcorrect answersv 1vmm
Whatvisvthevtermvusedvtovdescribedvthevamountvofvbloodvpumpedvbyvthevheartvpervminute?vvcorre
ct answersv Cardiacvoutput
LeadsvIvtovIIIvarevcollectivelyvknownvasv vcorrect answersv Standardvleads
LeadsvV1vtovV6varevcollectivelyvknownvasv vcorrect answersv Precordialvleads
Whatvisvthevmainvarteryvinvthevarterialvsystemv vcorrect answersv Aorta
,aVr,vaVl,vandvaVfvarevknownvasv vcorrect answersv Augmentedvleads
Legvelectrodesvarevonlyvusedvfor?v vcorrect answersv grounding
Whatvisvthevmainvveinvinvthevvenousvsystem?v vcorrect answersv Superiorvvenavcava
Thevmitralvvalvevisvalsovknownvasv vcorrect answersv bicuspidvvalve
Whenvthevventriclesvdepolarizesv(contracts),vwhatvisvshownvonvthevEKGvtracingv vcorrect
answersvQRSvcomplex
ThevAnglevofvLouisvprovidesvthevLOCATIONvforvwhichvintercostalvspacev vcorrect answersv 2nd
Whenvclottingvreducesvoxygenvsupplyvtovavregionvofvthevheartvitvisvknownvasv_____.v
vcorrectanswersv Ischemia
WhenvthevAtriavrepolarizev(orvarevatvrest),vwhatvisvshownvonvthevEKGvtracing?v vcorrect
answersvPRvsegment
(T/F)vYouvshouldvstopvavstressvtestvbecausevofvavchangevofvheartvrhythmv vcorrect answersv False
Whatvisvformedvbyvthevmanubriumvandvthevbodyvofvthevsternumvthatvhelpsvinvelectrodevplacemen
tv vcorrect answersv AnglevofvLouis
V1visvplacedvinvthev4thvintercostalvspacevandvisvlocatedvonvwhichvsidevofvthevsternumv
vcorrectanswersv Rightvside
, ThevdistancevbetweenvPvwavevtovPvwavevcanvbevusedvtovcalculatevwhatvkindvofvratev
vcorrectanswersv Atrialvrate
Whichvleadvshouldvbevplacedvjustvbelowvthevnipple,vinvthev5thvintercostalvspacevonvthevmidclavicul
arvlinev(MCL)?v vcorrect answersv V4
WhatvarrhythmiavisvassociatedvwithvthevskippingvofvheartbeatsvonvanvEKGvtracing?v
vcorrectanswersv SinusvArrest
WhichvsidevofvthevsternumvwouldvyouvplacevV2vifvthevpatientvhadvdextrocardia?v vcorrectanswersv
Right
V3vshouldvbevplacedvhalfwayvbetweenvwhichvtwovleads?v vcorrect answersv V2vandvV4
ThevpresencevofvanvinvertedvorvabsentvPvwavevindicatesvwhatvtypevofvarrhythmia?v
vcorrectanswersv JunctionalvArrhythmia
1vminutevofvanvEKGvstripvisvequivalentvtovhowvmanyvmillimetersvinvlength?v vcorrect
answersv1500vmm
AvfullvcyclevofvVentriclesvinvactionvisvshownvasvwhatvonvthevEKGvtracing?v vcorrect
answersvQTvinterval Whatvisvavmorevmedicallyvcorrectvtermvforvchestvpain?v vcorrect answersv
Angina
Whenvthevventriclesvremainvdepolarizedv(contracted),vwhatvisvshownvonvanvEKGvtracingv
vcorrectanswersv STvsegment
Thevnormalvhumanvheartvratevisvbetweenv___vandv___vbpm.v vcorrect answersv 60vandv100vbpm