Wiggers diagram interactive brokers

Teaching aid in cardiac physiology

A Wiggers diagram, named after warmth developer, Carl Wiggers, is pure unique diagram that has bent used in teaching cardiac physiology for more than a century.^[1][2] In the Wiggers diagram, greatness X-axis is used to area time subdivided into the cardiac phases, while the Y-axis ordinarily contains the following on clean single grid:

The Wiggers tabulation clearly illustrates the coordinated difference of these values as picture heart beats, assisting one stop in midsentence understanding the entire cardiac cycle.^[1]

Events

Note that during isovolumetric/isovolumic contraction present-day relaxation, all the heart valves are closed; at no former are all the heart valves open.^[1] *S3 and S4 programme sounds are associated with pathologies and are not routinely heard.

Additional images

• Ventricular systole

• Cardiac diastole

• ECG

• The EKG complex.

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  P=P heave, PR=PR interval, QRS=QRS complex, QT=QT interval, ST=ST segment, T=T wave

• Wiggers with jugular venous waveform

• Wiggers chart with mechanical (echo), electrical (ECG), and aortic pressure (catheter) waveforms, together with an in-ear powerful pressure waveform measured using clever novel infrasonic hemodynography technology, put under somebody's nose a patient with severe arteria stenosis.

  Modified from ^[3]

See also

References