More cards in this set

Card 6

Front

What is the part of the heart called that the electrical impulse moves down in order for the heat to pump for the ventricles upward?

Back

Preview of the front of card 6

Card 7

Front

What pervents the back flow of blood from the pulmonary artery in tho the ventricle?

Back

Preview of the front of card 7

Card 8

Front

What prevents the back flow of blood from the atrium in to the ventricle?

Back

Preview of the front of card 8