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

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