Science Quiz / ECG Heart Woes

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Can you name the ECG terms or risky findings related to ECG?

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Score 0/63 Timer 15:00
HintAnswer
What lead 'looks at' 0 degrees?
What lead 'looks at' 120 degrees?
Occlusion of right division of anterior IV branch of left coronary artery will cause infarct in what part of the heart?
In what direction is the tracing deflected when the positive wave of depolarization moves toward the positive electrode?
What does ST segment elevation in a resting patient indicate?
What does ST segment depression in a resting patient indicate?
What lead looks at the diaphragmatic portion of the LV?
What leads look at the anterior LV?
When we say that a lead 'looks at' a specific location, what electrode's location are we referring to?
What lead looks toward the right atrium?
Occlusion of branch of circumflex (of left coronary artery) will lead to infarct in what part of the heart?
What lead looks toward the patient's left leg?
What wave form would you see if the positive wave of depolarization is perpendicular to the positive electrode?
What lead 'looks at' -150 degrees?
What type of ST segment has little diagnositic value because it is present in healthy people during exercise and at higher heart rates?
What area of the heart do V1 & V2 view?
What lead looks toward the patient's right leg?
In what plane do the precordial leads view the heart?
What lead looks toward the patient's left?
What are leads I, II, III, aVR, aVL, and aVF collectively referred to as?
What is the junction between the end of a QRS complex and the beginning of the ST segment called?
HintAnswer
What is the area of the heart where ischemia causes inversion of T wave (ST depression) due to altered repolarization?
How many degrees are between views of the heart's electrical activity for a 6 lead ECG (using Einthoven and augmented leads)?
What artery supplies the anterior wall of left ventricle?
What leads look at the septal LV?
What coronary arteries are likely responsible for MI pattern in leads anterior V1 and V2?
In what direction is the tracing deflected when the positive wave of depolarization moves away from the positive electrode?
In what plane do the limb leads view the heart?
What type of ST segment is relative flat?
What lead is used to determine if conduction is beginning at the SA node?
What coronary arteries are likely responsible for MI pattern in leads lateral V4, V5, and V6?
What coronary arteries are likely responsible for MI pattern in leads anteroseptal V2 and V3?
what lead looks straight down?
What wave, if large, indicates a loss of conductive tissue?
Occlusion of anterior IV branch of left coronary artery will cause infarct in what part of the heart?
What type of MI presents with ST segment depression & T wave inversion?
What leads look at the high lateral wall of the LV?
What is the area of the heart where there is muscle injury that causes elevation of the ST segment?
What is the threshold for significant ST segment depression?
What do you call the increase in R wave size from electrodes V1-V6 (eventually beginning to decrease in V6)?
In what lead would you expect to see upside down complexes?
What are V1, V2, V3, V4, V5, and V6 collectively referred to as?
HintAnswer
What lead looks at 90 degrees?
What artery supplies the left atrium, lateral wall of LV, and posterior wall of LV?
What lead 'looks at' 60 degrees?
What do you call a Q wave that is greater than 1/3 the height of total QRS complex (as per Minnesota code)?
What type of ST segment has the most diagnositc value?
What coronary artery is likely responsible for MI pattern in leads posterior V1 and V2?
What coronary artery is likely responsible for MI pattern in leads inferior II, III, and aVF?
What lead 'looks at' -30 degrees?
What leads look at the inferior wall of the LV?
Occlusion of terminal portion of anterior IV branch of left coronary artery will cause infarct in what part of the heart?
What leads look at the lateral LV?
What is the area of heart where death of muscle causes Q or QS waves due to absence of depolarization current from dead tissue?
What coronary arteries are likely responsible for MI pattern in leads superior I, II, aVR, aVL?
How far away from the J point should you move to measure ST segment?
What is the stage of injury if you see significant Q waves with ST segment elevation?
What type of MI presents with ST segment elevation (& depression), T wave inversion, & significant Q waves?
What area of the heart do V2, V3, V4, V5 & V6 view?
What artery supplies the right atrium, right ventricle, inferior wall of LV, SA node, and AV node?
What lead looks over the left shoulder?
What is the threshold for borderline ST segment depression?
What lead looks over the right shoulder?

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