Nasal cavity, Pharynx and Larynx

1
Nasal cavity, Pharynx and Larynx
Nasal cavity (septum)
Nasopharynx
chonchae
Oropharynx
Epiglottis
Laryngopharynx
Larynx
Esophagus
Trachea
Posterior view
2
307 Larynx
Grays p.956
Thyroid cartilage
Laryngeal ventricle
Clemente pl. 562
3
Slide 307 larynx
false vocal fold aka vestibular fold
epiglottis (elastic cartilage)
vocal fold
vocalis m.
chricoid cartilage
thyroid cartilage
4
Slide 007 esophagus trachea
esophagus
trachealis muscle
neurovascular bundle
trachealis muscle
trachea
anterior
5
Slide 008 trachea
lumen of ?
adventitia
submucosa
gland
mucosa
gc
6
Slide 200 trachea esophagus
7
Slide 0027 lung
alveolus
bronchus
pa
br-iole
8
Slide 0028 lung





9
Slide 0028 lung
type I cell
mast cell
type II cells
type I cell
endothelial cell
endothelial cell
10
Extra Slides Orientation Images
11
UMich 40 Trachea
Basement membrane
Respiratory epithelium
Elastic fibers
12
Bronchi
Bronchiole
Terminal bronchiole
Respiratory bronchiole
Alveolar sacs and ducts
13
UMich 130-1 Lung
1?
Bronchus
2?
Pulmonary artery
14
UMich 130-1 Lung
Pulmonary artery
Close to bronchial trees relatively thin wall
(media) elastic laminae
relatively wide lumen
15
130-1 Lung
4? 3?
Bronchial vein
Bronchial artery
Bronchial cartilage
Only in the wall of large bronchi. Ordinary
arteries with relatively thick media.
16
Bronchial Arteries
Right bronchial artery
Left bronchial arteries
17
130-1 Lung
Bronchiole
Ciliated cells
non-ciliated cells
Ciliated and non-ciliated (Clara) cells No goblet
cells Prominent sm. M.
Smooth muscle
18
UMich 132-2 (Terminal) Bronchiole Pulmonary
artery
Smooth Muscle
P. A.
Bronchiole
19
UMich 132 Lung
7?
P.A.
6?
Respiratory bronchiole
5?
Terminal bronchiole
Low cells alveolar pocketing Knobs of sm. muscle
(arrows)
20
UMich 129 Lung
Alveolar sac
Alveolar duct
8?
alveoli
9?
21
UMich 130-1 Lung
10?
12?
Type I Pneumocyte
Macrophage
11?
Type II Pneumocyte (surfactant)
22
UMich 130-1 Lung
Away from bronchial trees thin wall
Pulmonary vein
13?
23
UMich 130-2 Lung
Pulmonary veins
24
Intrapulmonary circulation
Pulmonary artery
Pulmonary vein
Pulmonary vein
25
UMich 129 LungArea showing transition from
terminal bronchiole down to alveoli (terminal
bronchiole (tb) ? respiratory bronchiole (rb) ?
alveolar duct (ad) ? alveolar sacs (as) ? alveoli
(a)
tb
rb
ad
a
as
as
a
ad
a
as