IBHRE CORE MAIN EXAMINATION QUESTIONS
AND ANSWERS SURE A+
✔✔Junctional Escape rate - ✔✔40-60
✔✔Accelerated Junctional rate - ✔✔60-100
✔✔Junctional Tach rate - ✔✔100-180
✔✔Long QT = - ✔✔hypocalcemia
✔✔Short QT = - ✔✔hypercalcemia
✔✔Anterior leads = - ✔✔V3, V4
✔✔Lateral Leads - ✔✔I, aVL, V5, V6
✔✔RAE - ✔✔p-mitrale in II
✔✔LAE - ✔✔p-pulmonale in V1
✔✔RVH - ✔✔elevated Rwave in V1
, ✔✔LVH - ✔✔large S wave in V1
large R wave in V6. Totalling >35mm
✔✔Impulse traveling to a + makes a _____ deflection. - ✔✔Positive
✔✔Sinus arrhytmia - ✔✔Inspiration that causes the HR to vary >10%
✔✔SVT. CL=_____ms. QRS=_____ms. - ✔✔CL <600ms and QRS <120ms
✔✔Cardiac alternans indicates - ✔✔tamponade
✔✔AVRT and AVNRT usually _____bpm.
Aflutter with 2:1 block usually ____ bpm. - ✔✔>150bpm
<150bpm
✔✔Mobitz type 2 always implies _____ block, and where is the block specifiically? -
✔✔Infranodal, in the His-Purkinje system.
✔✔Antedromic AVRT - ✔✔antegrade AP
retrograde up AVN
✔✔Orthodromic AVRT - ✔✔**MOST COMMON**
antegrade AVN
retrograde up AP
✔✔Discuss halflife of Amio - ✔✔very long halflife. Textbook is 4-8 weeks
✔✔What does heparin affect on the clotting cascade? - ✔✔Interferes with the enzymatic
conversion of prothrombin to thrombin.
✔✔_____mg of Protamine for every 1000U of Heparin - ✔✔10mg
✔✔Eloquis - ✔✔Apixaban
✔✔Xarelto - ✔✔Rivaroxaban
✔✔Pradaxa - ✔✔Dabigatran
✔✔Pradaxa - ✔✔direct thrombin inhibitor
✔✔Xarelto and Eloquis - ✔✔Direct factor Xa inhibitor
✔✔Persantine and ASA - ✔✔Cox/Thromboxane Inhibitor
AND ANSWERS SURE A+
✔✔Junctional Escape rate - ✔✔40-60
✔✔Accelerated Junctional rate - ✔✔60-100
✔✔Junctional Tach rate - ✔✔100-180
✔✔Long QT = - ✔✔hypocalcemia
✔✔Short QT = - ✔✔hypercalcemia
✔✔Anterior leads = - ✔✔V3, V4
✔✔Lateral Leads - ✔✔I, aVL, V5, V6
✔✔RAE - ✔✔p-mitrale in II
✔✔LAE - ✔✔p-pulmonale in V1
✔✔RVH - ✔✔elevated Rwave in V1
, ✔✔LVH - ✔✔large S wave in V1
large R wave in V6. Totalling >35mm
✔✔Impulse traveling to a + makes a _____ deflection. - ✔✔Positive
✔✔Sinus arrhytmia - ✔✔Inspiration that causes the HR to vary >10%
✔✔SVT. CL=_____ms. QRS=_____ms. - ✔✔CL <600ms and QRS <120ms
✔✔Cardiac alternans indicates - ✔✔tamponade
✔✔AVRT and AVNRT usually _____bpm.
Aflutter with 2:1 block usually ____ bpm. - ✔✔>150bpm
<150bpm
✔✔Mobitz type 2 always implies _____ block, and where is the block specifiically? -
✔✔Infranodal, in the His-Purkinje system.
✔✔Antedromic AVRT - ✔✔antegrade AP
retrograde up AVN
✔✔Orthodromic AVRT - ✔✔**MOST COMMON**
antegrade AVN
retrograde up AP
✔✔Discuss halflife of Amio - ✔✔very long halflife. Textbook is 4-8 weeks
✔✔What does heparin affect on the clotting cascade? - ✔✔Interferes with the enzymatic
conversion of prothrombin to thrombin.
✔✔_____mg of Protamine for every 1000U of Heparin - ✔✔10mg
✔✔Eloquis - ✔✔Apixaban
✔✔Xarelto - ✔✔Rivaroxaban
✔✔Pradaxa - ✔✔Dabigatran
✔✔Pradaxa - ✔✔direct thrombin inhibitor
✔✔Xarelto and Eloquis - ✔✔Direct factor Xa inhibitor
✔✔Persantine and ASA - ✔✔Cox/Thromboxane Inhibitor
