by :histology lab(sh). - doctor 2017 - ju medicine
Post on 24-Dec-2021
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Respiretory System
by :histology lab(SH).
Nasal cavity(nose)
Larynx
False vocal cord = true vocal cordventricle
Vocalis muscle
vocal ligament
(Vestibular fold)
Vestibular fold vocal ligament(False vocal cord )
Seromucous gland
Ventricularfold
Thyroid Hyaline Cartilage
vocal ligament
St.squ.epith.
(Elastic fibers)
true vocal cord
Vocalis
muscle
Vocalis
muscle
RESPIRATORY EPITHELIUM
False vocal cord :_ RESPIRATORY EPITHELIUM
Serous gland
RESPIRATORY EPITHELIUM
2
C-SHAPE TRACHEA-transeverse section
ESOPHAGUS-posteriorly
1
TRACHEALIS (SMOOTH) MUSCLE
HYALINE CARTILAGE
TRACHEALIS (SMOOTH) MUSCLE
MUCOSA ,SUBMUCOSA,CARTILAGE.ADVENTITIA
4 3 2 1
PERICHONDRIUM
RESPIRATORYEPITHELIUM TRACHEAL GLAND IN SUBMUCOSA
HyalineCartilage
ADVENTITIA
BASEMENT MEMBRANEGOBLET CELL
seromucous Gl.
EXTRAPULMONARY
BRONCHUS
TRACHEA
EXTRAPULMONARY BRONCHUS;(astrachea)except cartilage is segmented
LUNG TISSUE
LUNGTISSUE
INTRAPULMONARY BRONCHUS(LARGE)
H.C
H.C. LYMPH. SM. RESP.EP
GLAND
PSEUDOSTRATIFIEDCOLUMNAR CILIATED +GOBLET CELL
SM
LYMPH
INTRAPULMONARY BRONCHUS-
LARGE
LUNG TISSUE
INTRAPULMONARY BRONCHUS:
SMALL LARGE
SMALL
INTRAPULMONARY BRONCHUSPULMONARY VESSEL
TERMINAL BRONCHIOLEs
SIMPLE COLUMNAR CILIATED EP.
Lamina propria
SIMPLE COLUMNAR CILIATED EP.
SM
Respiretory bronchioles in lung tissue
pleura
Respiratory bronchiole open to alveolar duct
Alveolar duct
atria
.T.
Pulmonary arterys.m.
Bronchial wall:
Simple cuboidal ciliated ep.
Clara cell(non-ciliated)
Smooth muscle
Clara cell
Simple cuboidal ciliated ep
Alveolarduct
sac
Alveolarsac
Alveolus
Alveolar wall: =septum
Alveolar septum epithelial cells:-
Type 2(surfactant)
Endothelial cell
capillary
pneumocyteType1
Type 2(surfactant)
pneumocyteType1
capillary
Endothelial cell
Intra-alveolarmacrophage
visceral pleura:Serous membrane(mesothelium)
C.T.Elastic fiberscollagen
B.V.
B.V.B.
c.c.
Alveolar macrophage= dust cells
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