Heart please


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  • Created by: Voltace
  • Created on: 19-05-14 13:59
Silly ants have pants?
Sino-artrial node , atrio-ventricular node , bundle of his , purkyne fibers
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Whats happens in the different electrical recievers?
SAN , pacemaker, regular waves, causes L&R Atriums contract. AVN , recieves, slight delay to allow empty and closed, band of non-conducting collagen tissues prevent directly trans then down bundle of his, purkyne fibers,ventricles contract, upwards
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How do you work out cardiac output & what is the triangle?
Cardiac Output = stroke volume (cm3) x heart rate (1min)
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What happens in the 3 stages of the cardiac cycle?
1. Ventri lax, atria tract , decrease atri volume, inc Press, AV open 2. Ventricles contract, Dcrease Vol , Increase pressure, AV shut , Semi Lunar open, atria relax, 3.Atri & Ventri relax, high P in cava flow passively, lower p in ventri flows pas
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Card 2

Front

Whats happens in the different electrical recievers?

Back

SAN , pacemaker, regular waves, causes L&R Atriums contract. AVN , recieves, slight delay to allow empty and closed, band of non-conducting collagen tissues prevent directly trans then down bundle of his, purkyne fibers,ventricles contract, upwards

Card 3

Front

How do you work out cardiac output & what is the triangle?

Back

Preview of the front of card 3

Card 4

Front

What happens in the 3 stages of the cardiac cycle?

Back

Preview of the front of card 4

Card 5

Front

00

Back

Preview of the front of card 5

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