IBHRE Review Exam || With Questions & Answers (100% Verified)
5 keer bekeken 0 keer verkocht
Vak
Ibhre
Instelling
Ibhre
IBHRE Review Exam || With Questions & Answers (100% Verified)
IBHRE Review Exam || With Questions & Answers (100% Verified)
Lithium iodine battery V? - ANSWER - 2.8V- not used for ICDs due to low peak power. Qmr
Lithium Iodine/ silver V? - ANSWER - 3.2V Qhr- used for ICDS
Which is an exam...
fluoroquinolone antibiotic is known for what cardi
drug interactions with amiodarone
low molecular weight heparin
Geschreven voor
Ibhre
Ibhre
Verkoper
Volgen
conceptialresearchers
Ontvangen beoordelingen
Voorbeeld van de inhoud
2024
IBHRE Review Exam || With
Questions & Answers (100%
Verified)
CONCEPTIAL RESEARCH | conceptialresearch@gmail.com
, IBHRE Review Exam || With Questions
& Answers (100% Verified)
Lithium iodine battery V? - ANSWER - 2.8V- not used for ICDs due to low peak
power. Qmr
Lithium Iodine/ silver V? - ANSWER - 3.2V Qhr- used for ICDS
Which is an example of a closed loop sensor? - ANSWER - myocardial contractility
and O2 stat
Primary Sensor - ANSWER - detects changes in normal physiologic responses
Tertiary - ANSWER - detects changes as a result of exercise- piezo accelerometer
The smaller the cathode surface the- - ANSWER - higher the current density, lower
the threshold, and higher the impedance (2-6mm as small as 1.2)
Anode should be how much bigger than the cathode? - ANSWER - 3xs (4-20mm in
pacing leads)
ICD tip electrodes tend to run- - ANSWER - 2-10mm
Rv coil size? - ANSWER - 300-600mm
SVC coil size? - ANSWER - 400-860mm
OHMS LAW - ANSWER - V=I * R
ENERGY EQUATION (uJ) - ANSWER - V * I* PW
I is what? - ANSWER - Current- flow of electrons through a circuit
What can cause increase in threshold, wide QRS, latency, and undersensing? -
ANSWER - Hyperkalemia- high levels of potassium
Hypercalcemia can result in? - ANSWER - Short QT
Hypocalcemia can result in? - ANSWER - Long QT
Normal Potassium level? - ANSWER - 3.7-5.2
estimated battery life? Time= - ANSWER - Time= Q (battery capacity in Ah) / I
( current drain in amperes)
, Which of the following is necessary to initiate reentry tachy? - ANSWER -
unidirectional block of one pathway (travels down the slow up the fast) can be large
(WPW) or small (AVNRT)
Slew Rate - ANSWER - max rate of change between the sensing electrode and first
derivative on ECG
change in V/ Change in TIme
Frequency - ANSWER - # of times a signal fluctuates in 1 sec expressed in hertz
The Basic Unit of Capacitance is? - ANSWER - Farad
Basic Unit of Energy? - ANSWER - Joule
Unit of charge? - ANSWER - Coulomb= 1 amp per second
Microvolt T wave testing - ANSWER - measures beat to beat variations in the T
wave, performed with exercise ideally hr between 105 and 110
Heart Rate turbulence - ANSWER - looks at 10 to 20 beats following a PVC.
absence of it is the best non invasive prediction of cardiac mortality following a MI
Fluoroquinolone antibiotic is known for what cardiac effect? - ANSWER - prolonging
the QT
Zener Diode - ANSWER - protects the pacemaker circuitry from high external
voltages
rheobase - ANSWER - lowest possible voltage that will stimulate the myocardium at
any pulse duration
chronaxie - ANSWER - twice the rheobase voltage
watt-second - ANSWER - energy
AFFIRM - ANSWER - rate control vs rhythm control and they are equivalent
minute ventilation is the product of - ANSWER - respitory rate and tidal volume. Can
be triggered by arm movements
Battery capacitance of a pacemaker is given in? - ANSWER - Current
Excitable Gap - ANSWER - area of tissue in front of fibrillating wave that could
trigger a wave front block and terminate the tachycardia
Percent tilt of an ICD waveform? - ANSWER - decline in leading edge voltage at the
time of truncation
Voordelen van het kopen van samenvattingen bij Stuvia op een rij:
Verzekerd van kwaliteit door reviews
Stuvia-klanten hebben meer dan 700.000 samenvattingen beoordeeld. Zo weet je zeker dat je de beste documenten koopt!
Snel en makkelijk kopen
Je betaalt supersnel en eenmalig met iDeal, creditcard of Stuvia-tegoed voor de samenvatting. Zonder lidmaatschap.
Focus op de essentie
Samenvattingen worden geschreven voor en door anderen. Daarom zijn de samenvattingen altijd betrouwbaar en actueel. Zo kom je snel tot de kern!
Veelgestelde vragen
Wat krijg ik als ik dit document koop?
Je krijgt een PDF, die direct beschikbaar is na je aankoop. Het gekochte document is altijd, overal en oneindig toegankelijk via je profiel.
Tevredenheidsgarantie: hoe werkt dat?
Onze tevredenheidsgarantie zorgt ervoor dat je altijd een studiedocument vindt dat goed bij je past. Je vult een formulier in en onze klantenservice regelt de rest.
Van wie koop ik deze samenvatting?
Stuvia is een marktplaats, je koop dit document dus niet van ons, maar van verkoper conceptialresearchers. Stuvia faciliteert de betaling aan de verkoper.
Zit ik meteen vast aan een abonnement?
Nee, je koopt alleen deze samenvatting voor €11,35. Je zit daarna nergens aan vast.
