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PIMSO 2022 - Science - Grade 6 - National Round Question 5

PIMSO Science · PIMSO 2022 - Science - Grade 6 - National Round

Question 5

The electrocardiogram shows the electrical impulses from the heart following depolarization of the sinoatrial node and conduction of the impulse through the Purkinje fibers. Which of the following ECG readings describe an arrhythmia or abnormal heart rhythms?

Reference: Ribeiro AH, Ribeiro MH, Paixão GM, Oliveira DM, Gomes PR, Canazart JA, Ferreira MP, Andersson CR, Macfarlane PW, Meira Jr W, Schön TB. Automatic diagnosis of the 12-lead ECG using a deep neural network. Nature Communications. 2020 Apr 9;11(1):1–9. https://doi.org/10.1038/s41467-020-15432-4

Editorial review: compare the patterns and explain the limits of interpreting these source images.

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