Spaced review
FSRS schedule
Rate a card and FSRS sets the next review. Hard cards come back sooner. Easy cards move further out.
The phase of the cardiac cycle in which the ventricles contract and push blood out of the heart
Systole: the ventricular muscle contracts, the AV valves shut, and blood is driven into the aorta and pulmonary artery.
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Sample card. Real scheduling lives in the app.






