Epithelium
Histology department
Faculty of Medicine
Cairo University
Simple
Epithelium
*
Epithelium
Simple Squamous Epithelium
Histology department / Faculty
of Medicine / Cairo University
Epithelium
Simple squamous Epithelium
Histology department / Faculty of
Medicine / Cairo University
Blood vessel
Simple Squamous Epithelium
*
Simple Cubical Epithelium
Epithelium
Simple Cubical Epithelium
Thyroid follicles
Histology department / Faculty of
Medicine / Cairo University
Epithelium
Simple Cubical Epithelium
Renal tubules
Histology department / Faculty
of Medicine / Cairo University
Simple columnar epithelium
Epithelium
Simple Columnar Epithelium
Histology department / Faculty of
Medicine / Cairo University
Epithelium
Pseudostratified columnar
ciliated epithelium
with goblet cells
Histology department / Faculty
of Medicine / Cairo University
Pseudostratified columnar ciliated
epithelium with goblet cell
Epithelium
Pseudostratified columnar
ciliated epithelium with
stereocilia
Histology department / Faculty of
Medicine / Cairo University
Stratified
Epithelium
*
Epithelium
Stratified Squamous epithelium
Histology department / Faculty
of Medicine / Cairo University
Epithelium
Stratified Squamous epithelium
Non keratinized stratified
squamous epithelium
Histology department / Faculty
of Medicine / Cairo University
keratinized stratified
squamous epithelium
Epithelium
Transitional Epithelium
Histology department / Faculty
of Medicine / Cairo University
Epithelium
Transitional Epithelium
Histology department / Faculty
of Medicine / Cairo University
Transitional Epithelium
*
Arrows point to ……..., its type is……….
a. Epithelial cells
Type: simple squamous epithelium
- Simple cubical epithelium
- Basement membrane
1
2
a- Name type of epithelium & its nickname
b- Mention one visible character for it
c- 1 & 2 point to….
*
a. Stratified cuboidal epithelium
Nickname: transitional epithelium
b. Dome-shaped cells / binucleated …
c. 1: dome cells / superficial layer
2: Basement membrane OR cuboidal
cells / basal layer
- Pseudostratified columnar ciliated epithelium
with goblet cells
- Black arrow: cilia
- Yellow arrow: goblet cells
A. Type of epithelium in rectangle → Simple
squamous.
B. Arrowhead → Nucleus.
C. One visible feature for B → Any 1 visible feature
for nucleus as flat, or single .
D. Yellow arrow → Basement membrane.
A. Type of epithelium Simple cubical epithelium.
B. Arrowheads Nuclei.
C. One visible feature for B → Any 1 visible feature
for nucleus as Rounded or central or single.
D. Yellow arrow Basement membrane.
A. - Type of epithelium → simple squamous
- Feature → Any 1 visible feature for epithelium
as flat cells or one layer.
B. - Blue arrows Nuclei
- One visible feature → Any 1 visible feature for
nucleus as flat or single or central.
C. - Epithelium in B → simple cubical epithelium.
- Feature → Any 1 visible feature for epithelium
as square shape or short cells or single layer.
D. One visible feature for Red arrow → Any 1 visible
feature for nucleus as rounded or central or single
A. Type of epithelium Simple columnar.
B. One visible feature for A → Any 1 visible feature for
epithelium as Tall cells or one layer or oval nuclei.
C. Yellow arrow Nuclei.
D. One visible feature for B →Any 1 visible feature for
nucleus as Oval or single or basal.
A. Epithelium Pseudostratified columnar ciliated.
B. Any two characters as Tall cells or 1 cell layer or
crowded nuclei.
C. - Blue arrow Cilia.
- Green arrow Basement membrane.
D. - Red arrow Goblet cell.
- Red star Connective tissue.
A. Epithelium Keratinized stratified squamous.
B. – Yellow arrow Horny layer or keratin.
- Feature acidophilic or condensed layers.
C. – Green arrow Intermediate layers.
- Feature Polyhedral cells or rounded nuclei.
D. Blue star Connective tissue.
A. Epithelium Non keratinized stratified
squamous.
B. – Yellow arrow Superficial layer.
- Feature Flat cells or flat nuclei.
C. – Green arrow Intermediate layers.
- Feature Polyhedral cells or rounded nuclei.
D. Blue star Connective tissue.
a - Identify epithelial type
b- 1 & 2 point to............
*
a. Non-keratinized stratified squamous
epithelium
b. 1: squamous cells / superficial layer
2: columnar cells / basal layer
A. Epithelium Transitional.
B. – Yellow arrow Superficial layer.
- Feature Cuboidal or dome shaped cells or
rounded nuclei.
C. – Green arrow Intermediate layers.
- Feature Polyhedral cells or rounded nuclei.
D. Blue star Connective tissue.