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Things easier to move than to read

Some of this syllabus is nearly impossible to hold in words and obvious the moment you can drag it. These are those, built from the mathematics rather than from images we would have to borrow.

  • Cardiovascular

    ECG trainer

    10 rhythms

    Ten rhythms on standard paper, with a quiz that shows you the strip and makes you commit before it says anything. Every trace is synthesised from a description of the rhythm rather than copied from a recording.

  • Cardiovascular

    Pressure-volume loop

    3 knobs, 5 states

    Drag preload, afterload and contractility and watch the loop deform. Stroke volume and ejection fraction update as you go, with presets for failure, stenosis, hypovolemia and regurgitation.

  • Renal

    Nephron explorer

    6 segments

    Click a segment for what it reabsorbs, the transporter that does it, the drug that blocks that transporter and the syndrome that breaks it. Plus the osmolality curve along the whole nephron, with and without antidiuretic hormone.

  • Renal and respiratory

    Acid-base map

    8 cases

    Drag carbon dioxide and bicarbonate and watch the patient move across the map. Names the primary disorder, applies the right compensation formula, opens the anion gap and works the delta ratio, showing the arithmetic at every step.

  • Respiratory

    Flow-volume loops

    6 patterns

    Six patterns on one shared axis, so obstruction, restriction and a flattened limb separate rather than blur. Vital capacity and the ratio are integrated off the curve you are looking at.

Everything here is drawn from equations and rhythm descriptions we wrote, so it is ours to give away and it is exactly what the caption claims. Nothing is traced from a recording or derived from a model we did not build. How this content is written.