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Tachycardia: Quiz


Question 1: ________ is the most common reentrant tachycardia.
AV nodal reentrant tachycardiaAtrial fibrillationWolff-Parkinson-White syndromeSupraventricular tachycardia

Question 2: Certain endocrine disorders such as ________ can also cause epinephrine release and can result in tachycardia independent nervous system stimulation.
ParagangliomaICD-10 Chapter II: NeoplasmsNeuroblastomaPheochromocytoma

Question 3: If this does not convert the patient, ________, calcium channel blockers or beta-blockers are commonly employed to stabilize the patient.

Question 4: Orthodromic conduction usually results in a narrow complex tachycardia, and antidromic conduction usually results in a wide complex tachycardia that often mimics ________.
Hypertrophic cardiomyopathyVentricular tachycardiaAtrial fibrillationMyocardial infarction

Question 5: The most common cause of the latter is ________ (also called postural hypotension).
Pulmonary hypertensionAortic dissectionOrthostatic hypotensionHypertension

Question 6: Ventricular tachycardia has the potential of degrading to the more serious ________.
Heart failureVentricular fibrillationMyocardial infarctionCardiac arrest

Question 7: This can happen in response to a decrease in blood volume (through dehydration or ________), or an unexpected change in blood flow.
BruiseGastrointestinal bleedingBleedingPurpura

Question 8: An ________ (ECG) can help distinguish between the various types of tachycardias, generally distinguished by their site of pacemaker origin:
Blood pressureCirculatory systemElectrocardiographyCardiopulmonary resuscitation

Question 9: Most ________ are contraindicated in the emergency treatment of AVRT, because they may paradoxically increase conduction across the accessory pathway.
Beta blockerAntiarrhythmic agentChannel blockerCalcium channel blocker

Question 10: Acutely, this leads to angina; and chronically to ________.
Myocardial infarctionCoronary artery diseaseAcute coronary syndromeIschaemic heart disease

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