HEART
BLOOD
VEINS
ARTERIES
CAPILLARIES
OXYGEN
PUMP
CIRCULATION
C
Q
X
N
P
N
O
S
K
C
B
T
A
I
M
U
O
E
T
V
L
P
W
W
P
Y
R
I
V
G
O
E
U
X
B
X
I
R
T
E
O
Y
A
M
A
X
O
E
L
A
D
A
C
X
P
K
R
T
O
J
L
F
U
D
E
O
N
R
J
T
Y
U
A
H
Z
B
Y
A
U
D
Q
M
C
T
R
A
E
H
D
S
A
T
X
R
I
O
I
J
E
H
W
I
V
E
I
N
S
O
E
R
Q
T
T
U
C
C
O
W
K
S
S
