Cardiac cycle

Heart Flow Lab

Sound on for the lub-dub

72bpm

0.00 / 0.83 s

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Heart Flow Lab

A beating heart you can open: blood flow through all four chambers, valves that open and close on time, the lub-dub they make, and 31 defects and diseases that change all of it. Companion to Skeleton Systems Lab.

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Heart rate

72 bpm

Cardiac cycle click a phase

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Heart sounds

Volume70%

Structure

Anatomy modelled for teaching: chamber, valve and vessel sizes follow adult averages and the timing follows the Wiggers diagram. Pressures in mmHg, volumes in mL. Not for diagnosis.