The heart

?
SA (Sinoatrial) Node
Causes an electrical impulse that controls the frequency of the heart beat
1 of 6
AV (Atroventricular) Node
Sends the electrical impulse down the bundle of His
2 of 6
Tricuspid valve
Right ATRIUM AND RIGHT VENTRICAL valve, only lets blood go one way
3 of 6
Bicuspid valve (mitral)
Left ATRIUM AND LEFT VENTRICAL valve, only lets blood go one way
4 of 6
Bundle of His
Muscle in the middle of the heart that contracts and relaxes
5 of 6
Purkinje Fibres
Muscles surrounding the ventricles that contract and relax
6 of 6

Other cards in this set

Card 2

Front

AV (Atroventricular) Node

Back

Sends the electrical impulse down the bundle of His

Card 3

Front

Tricuspid valve

Back

Preview of the front of card 3

Card 4

Front

Bicuspid valve (mitral)

Back

Preview of the front of card 4

Card 5

Front

Bundle of His

Back

Preview of the front of card 5
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