More cards in this set

Card 6

Front

Capillaries only having one cell thick walls helps?

Back

Preview of the front of card 6

Card 7

Front

Arteries branch into what?

Back

Preview of the front of card 7

Card 8

Front

The valves in vains do what?

Back

Preview of the front of card 8

Card 9

Front

The wall of an artery is thick compared to the what?

Back

Preview of the front of card 9