BRONCHIOLES
CAPILLARIES
DIOXIDE
PHARYNX
BRONCHI
TRACHEA
ALVEOLI
OXYGEN
LARYNX
LUNGS
NOSE
O
U
E
A
R
U
Q
C
Z
O
V
M
O
A
A
Q
F
F
O
V
P
A
C
W
F
Y
E
C
C
C
A
X
X
B
J
B
B
A
T
W
D
I
I
V
A
E
U
D
I
R
Y
R
F
O
I
X
L
Q
N
P
U
A
S
X
I
O
I
O
X
V
O
O
E
O
I
B
E
L
A
L
O
N
O
N
E
H
X
O
I
L
S
T
O
T
J
A
I
C
V
C
E
E
G
U
L
X
R
L
S
O
D
R
L
H
U
H
W
Z
Z
A
A
A
U
M
J
G
A
Y
U
I
U
I
A
W
R
U
C
N
A
X
H
N
T
N
S
O
O
E
P
I
S
H
G
X
O
A
E
R
D
X
Y
L
X
C
E
Z
E
S
S
L
S
O
X
Y
G
E
N
E
O
S
A
A
X
T
O
P
H
A
R
Y
N
X
I
S
U
U
M
X
N
Q
A
I
W
P
I
I
E
V
I
B
K
C
J
A
X
U
E
T
S
E
G
I
Q
X
X
