NBME CBSE ACTUAL TEST QUESTIONS AND
ANSWERS 2024/2025
1. Bulbus g cordis:
ANS>> g Smooth gparts g(outflow gtract) gof gleft gand gright gventricles
2. endocardial g cushions: g
ANS>> g g Atrial gseptum, gmembranous ginterventricular gseptum; gAV gand gsemilunar gvalves
neural gcrest
3. left ghorn gof gthe gsinus gvenosus:
gANS>> g gcoronary gsinus
4. posterior, gsub gcardinal, gand gsupra gcardinal gveins:
gANS>> g gIVC
5. Right g common g cardinal g vein g and g right g anterior g cardinal g vein:
gANS>> g g SVC
6. Right ghorn gof gsinus gvenosus: g
ANS>> g Smooth gpart gof gright gatrium g(sinus gvenarum)
7. Patent gforamen govale:
gANS>> g gfailure gof gseptum gprimum gand gseptum gsecundum gto gfuse gafter gbirth
8. Transposition gof gthe ggreat
gvessels gTetralogy gof gFallot
Persistent gtruncus garteriosus:
gANS>> g Conotruncal gabnormalities gassociated gwith gfailure gof gneural gcrest gcells gto
gmigrate
9. ductus gvenosus: g
ANS>> g connects gthe gumbilical gvein gto gthe ginferior gvena gcava, gbypassing gthe gliver
1 g/
g56
,NBME CBSE ACTUAL TEST QUESTIONS AND
ANSWERS 2024/2025
becomes gligamentum gvenosum
10. phrenic g nerve:
gANS>> g g innervates gthe gdiaphragm gand gpericardium
11. S3 g heart g sound: g
ANS>> g g Increased gventricular gfilling gpressure g(e.g., gmitral gregurgitation, gHF), gcommon gin
gdilated gventricles
normal gin gkids gand gpregnant gwomen
12. S4 gheart gsound:
g ANS>> g gatrial gkick glate gdiastole, gright gbefore gS1
best gheard gat gapex gin gLLD gposition
g
High gatrial gpressure.
Stitt/hypertrophic gventricle g(aortic gstenosis, grestrictive gcardiomyopathy)
Always gabnormal
13. atria gcontract:
gANS>> g ga gwave gof gJVP
14. c g wave:
gANS>> g g RV gcontraction g(closed gtricuspid gvalve gbulging ginto gatrium) gwave gof gJVP
2 g/
g56
,NBME CBSE ACTUAL TEST QUESTIONS AND
ANSWERS 2024/2025
15. x gdescent:
gANS>> g gJVP gwave gcorresponding gto gdownward gdisplacement gof gclosed gtricuspid gvalve gduring
grapid gventric- g ular gejection gphase
reduced gor gabsent gin gtricuspid gregurge
16. V g wave: g
ANS>> g JVP gwave gcorresponding gto ginc'd gRA gpressure gdue gto gfilling gagainst gclosed gtricuspid
gvalve
17. y gdescent:
gANS>> g gJVP gwave gcorresponding gto gRA gemptying ginto gRV
absent gin gcardiac gtamponade
18. plusus gparvus get gtardus:
gANS>> g gpulses gare gweak gwith gdelayed gpeak
Aortic gstenosis
19. PR g interval:
gANS>> g g 0.12-0.20 gseconds
120 gmilliseconds
20. QT ginterval glength:
gANS>> g g9 g- g11 gsquares g= g.36 gto g.44 gseconds
21. Hypokalemia:
gANS>> g gU gwave gpresent gon gECG
3 g/
g56
,NBME CBSE ACTUAL TEST QUESTIONS AND
ANSWERS 2024/2025
22. Mg g sulfate:
ANS>> g g for gtorsades gde gpointe, ghypokalemia g(can glengthen gQT gand gcause gtorsades), gand
g
gpre-eclampsia g(prevent gseizures)
23. Romano-Ward gsyndrome:
gANS>> g g-Congenital glong gQT gsyndrome
-Autosomal g dominant, g pure g cardiac g phenotype g (no g deafness).
24. Jervell g and g Lange-Nielsen g syndrome:
gANS>> g g -Congenital glong gQT gsyndrome
-Autosomal grecessive, gsensorineural gdeafness
25. Brugada g syndrome:
gANS>> g g -Autosomal gdominant gdisorder gattecting gNa gchannels gmost gcommon gin gAsian
gmales.
-ECG gpattern gof gpseudo-right gbundle gbranch gblock gand gST gelevations gin gV1-V3 g(anterior gventricular
gseptum)
-inc grisk gof gventricular gtachyarrhythmias gand gsudden gcardiac gdeatgh
Prevent gSCD gwith gimplantable gcardioverter-defibrillator g(ICD).
26. Wolff-Parkinson-White gSyndrome:
ANS>> g gMost gcommon gtype gof gventriuclar gpre-excitation gsydnrome. gAbnormal gfast
g
gaccessory gconduction gpathway gfrom gatria gto gvenricle gbypasses gthe grate-slowing gAV gnode gcausing ga
gdelta gwave gand gwidening gQRS gwith gshortened gPR ginterval. gCould glead gto ga greentrant gcircuit gand
gsuprvaventicular gtachy.
27. First gdegree gAV gblock: g
ANS>> g - gPRI g>5 gboxes/.20 gsec g(200 gmsec)
-Fixed gbut gprolonged gPRI
4 g/
g56
ANSWERS 2024/2025
1. Bulbus g cordis:
ANS>> g Smooth gparts g(outflow gtract) gof gleft gand gright gventricles
2. endocardial g cushions: g
ANS>> g g Atrial gseptum, gmembranous ginterventricular gseptum; gAV gand gsemilunar gvalves
neural gcrest
3. left ghorn gof gthe gsinus gvenosus:
gANS>> g gcoronary gsinus
4. posterior, gsub gcardinal, gand gsupra gcardinal gveins:
gANS>> g gIVC
5. Right g common g cardinal g vein g and g right g anterior g cardinal g vein:
gANS>> g g SVC
6. Right ghorn gof gsinus gvenosus: g
ANS>> g Smooth gpart gof gright gatrium g(sinus gvenarum)
7. Patent gforamen govale:
gANS>> g gfailure gof gseptum gprimum gand gseptum gsecundum gto gfuse gafter gbirth
8. Transposition gof gthe ggreat
gvessels gTetralogy gof gFallot
Persistent gtruncus garteriosus:
gANS>> g Conotruncal gabnormalities gassociated gwith gfailure gof gneural gcrest gcells gto
gmigrate
9. ductus gvenosus: g
ANS>> g connects gthe gumbilical gvein gto gthe ginferior gvena gcava, gbypassing gthe gliver
1 g/
g56
,NBME CBSE ACTUAL TEST QUESTIONS AND
ANSWERS 2024/2025
becomes gligamentum gvenosum
10. phrenic g nerve:
gANS>> g g innervates gthe gdiaphragm gand gpericardium
11. S3 g heart g sound: g
ANS>> g g Increased gventricular gfilling gpressure g(e.g., gmitral gregurgitation, gHF), gcommon gin
gdilated gventricles
normal gin gkids gand gpregnant gwomen
12. S4 gheart gsound:
g ANS>> g gatrial gkick glate gdiastole, gright gbefore gS1
best gheard gat gapex gin gLLD gposition
g
High gatrial gpressure.
Stitt/hypertrophic gventricle g(aortic gstenosis, grestrictive gcardiomyopathy)
Always gabnormal
13. atria gcontract:
gANS>> g ga gwave gof gJVP
14. c g wave:
gANS>> g g RV gcontraction g(closed gtricuspid gvalve gbulging ginto gatrium) gwave gof gJVP
2 g/
g56
,NBME CBSE ACTUAL TEST QUESTIONS AND
ANSWERS 2024/2025
15. x gdescent:
gANS>> g gJVP gwave gcorresponding gto gdownward gdisplacement gof gclosed gtricuspid gvalve gduring
grapid gventric- g ular gejection gphase
reduced gor gabsent gin gtricuspid gregurge
16. V g wave: g
ANS>> g JVP gwave gcorresponding gto ginc'd gRA gpressure gdue gto gfilling gagainst gclosed gtricuspid
gvalve
17. y gdescent:
gANS>> g gJVP gwave gcorresponding gto gRA gemptying ginto gRV
absent gin gcardiac gtamponade
18. plusus gparvus get gtardus:
gANS>> g gpulses gare gweak gwith gdelayed gpeak
Aortic gstenosis
19. PR g interval:
gANS>> g g 0.12-0.20 gseconds
120 gmilliseconds
20. QT ginterval glength:
gANS>> g g9 g- g11 gsquares g= g.36 gto g.44 gseconds
21. Hypokalemia:
gANS>> g gU gwave gpresent gon gECG
3 g/
g56
,NBME CBSE ACTUAL TEST QUESTIONS AND
ANSWERS 2024/2025
22. Mg g sulfate:
ANS>> g g for gtorsades gde gpointe, ghypokalemia g(can glengthen gQT gand gcause gtorsades), gand
g
gpre-eclampsia g(prevent gseizures)
23. Romano-Ward gsyndrome:
gANS>> g g-Congenital glong gQT gsyndrome
-Autosomal g dominant, g pure g cardiac g phenotype g (no g deafness).
24. Jervell g and g Lange-Nielsen g syndrome:
gANS>> g g -Congenital glong gQT gsyndrome
-Autosomal grecessive, gsensorineural gdeafness
25. Brugada g syndrome:
gANS>> g g -Autosomal gdominant gdisorder gattecting gNa gchannels gmost gcommon gin gAsian
gmales.
-ECG gpattern gof gpseudo-right gbundle gbranch gblock gand gST gelevations gin gV1-V3 g(anterior gventricular
gseptum)
-inc grisk gof gventricular gtachyarrhythmias gand gsudden gcardiac gdeatgh
Prevent gSCD gwith gimplantable gcardioverter-defibrillator g(ICD).
26. Wolff-Parkinson-White gSyndrome:
ANS>> g gMost gcommon gtype gof gventriuclar gpre-excitation gsydnrome. gAbnormal gfast
g
gaccessory gconduction gpathway gfrom gatria gto gvenricle gbypasses gthe grate-slowing gAV gnode gcausing ga
gdelta gwave gand gwidening gQRS gwith gshortened gPR ginterval. gCould glead gto ga greentrant gcircuit gand
gsuprvaventicular gtachy.
27. First gdegree gAV gblock: g
ANS>> g - gPRI g>5 gboxes/.20 gsec g(200 gmsec)
-Fixed gbut gprolonged gPRI
4 g/
g56
