Lungs
Plate199
Thyroid cartilage
Median cricothyroid
ligament
Cricoid cartilage
Connective tissue
sheath (visceral layer
of pretracheal fascia)
(
cut away
)
Anular (intercartilaginous)
ligaments
Tracheal cartilages
Mucosa of posterior tracheal
wall shows longitudinal folds
formed by dense collections
of elastic fibers
Connective tissue sheath
(visceral layer of pretracheal fascia)
Tracheal cartilage (ring)
Elastic fibers
Gland
Small artery
Lymph vessels
Nerve
Epithelium
Cross section
through trachea
Posterior wall
Nerve
Small arteries
Gland
Elastic fibers
Lymph vessels
Esophageal muscle
Trachealis (smooth)
muscle
Superior lobar
(eparterial)
bronchus
To
superior
lobe
Middle
lobar bronchus
To
middle
lobe
To
inferior
lobe
Right and left
main bronchi
Inferior lobar
bronchus
Inferior lobar
bronchus
Superior division bronchus
Lingular bronchus
Superior lobar
bronchus
To
superior
lobe
To
lingula
To
inferior
lobe
Intrapulmonary
Extrapulmonary
Intrapulmonary
B
1
B
2
B
3
B
4
B
5
B
6
B
7
B
8
B
9
B
10
B
1+2
B
10
B
9
B
7+8
B
6
B
5
B
4
B
3
Epithelium
A
nte
rio
r w
a
ll
TracheaandMajorBronchi
See±also±
Plates 70
,
±
204
,
±
207
±
