Histology:
The Study of the Tissues

Four Basic Tissue Types:

Characteristics of Epithelial Tissue

An Epithelial Cell

Epithelium is named according to  shape, structure, and arrangement of cells.

Epithelial Shapes


Arrangement of Epithelial Cells

Simple vs. Stratified

Simple Squamous Epithelium

Functions of Simple Squamous Epithelium

Mesothelial Lining of Peritoneal Cavity

Bowman’s Capsule in the Kidney

Simple Cuboidal Epithelium

Simple Cuboidal Epithelium
in Ducts and Glands

Secretion in Holocrine Glands

Convoluted Tubules of the Kidney

Simple Columnar Epithelium

Simple Columnar Epithelium

Simple Columnar Epithelium
in the Gastrointestinal Tract

Lining in the Small Intestine

Ciliated Simple Columnar Epithelium

Ciliated Simple Columnar of Fallopian Tube

Pseudostratified Ciliated Columnar Epithelium (PCCE)

Pseudostratified Ciliated Columnar Epithelium
in the respiratory tract

P.C.C.E. in the Trachea

Transitional Epithelium

Transitional Epithelium

Stratified Squamous

Stratified Squamous
in the Epidermis of the Skin

Non-keratinized Stratified Squamous Epithelium

Characteristics of Connective Tissues

Intercellular matrix components:

Types of Fibers

The Intercellular Matrix

Cells Found in Connective Tissues

Areolar Tissue
the Prototype Connective Tissue

Areolar Tissue

Adipose Tissue
Low Power

Adipose Tissue
high power

Dense Irregular
Connective Tissue

Dense Regular
(Fibrous Connective Tissue)

Elastic Connective Tissue

Reticular Connective Tissue

Cartilage

Hyaline Cartilage

Elastic Cartilage

Fibrocartilage

Vascularization and Tissue Repair

Degree of Vascularization and Repair

Example of Tissue Repair: The Skin

Stage 2

 Regenerated epithelium

Epithelial Membranes
(Organ Membranes)

Serous Membranes

Mesenteries

The Mesenteries

Mucous Membranes

The GI Tract: A Mucous Membrane Covered  by a Serous Membrane

Synovial Membranes

Cutaneous Membrane: The Skin