MRCS > JVP waveforms > Flashcards

JVP waveforms Flashcards

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1
Q

JVP waveform - what is the A wave

A

Atrial contraction

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2
Q

JVP waveform - What is C wave

A

Closure of Tricuspid valve

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3
Q

JVP waveform - What are Cannon a waves caused by

A

Atrial contaction against a closed tricuspid valve - seen in complete heart block

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4
Q

JVP waveform - What is V wave

A

Seen during passive fill-ing of blood into atrium against a closed tricuspid valve

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5
Q

JVP waveform - what is x descent

A

Fall in atrial pressure during ventricular systole

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6
Q

JVP waveform - what is Y descent

A

Opening of the tricuspid valve

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7
Q

Draw waveform

A

3 upward and 2 downward reflections

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