More cards in this set

Card 6

Front

When the whole heart is relaxed and blood starts to return to the atria

Back

Preview of the front of card 6

Card 7

Front

This chamber has the thickest and most muscular walls

Back

Preview of the front of card 7

Card 8

Front

These chambers have less muscular walls as they only have to pump blood inside the heart

Back

Preview of the front of card 8

Card 9

Front

These stop blood flowing back into the atria when the ventricles contract

Back

Preview of the front of card 9

Card 10

Front

These stop blood flowing back into the heart

Back

Preview of the front of card 10