Classifications of Epithelia Figure 4.2
Simple Epithelia Simple epithelia Simple squamous epithelium (kidney glomerulus and lungs) Simple cuboidal epithelium (kidney convoluted tubules) Simple columnar epithelium (small intestine) Pseudostratified columnar epithelium (trachea)
Simple Squamous Epithelium Figure 4.3a
Simple Squamous Epithelium
Simple Cuboidal Epithelium Figure 4.3b
Simple Columnar Epithelium Figure 4.3c
Pseudostratified Columnar Epithelium (Ciliated) Figure 4.3d
Pseudo Stratified Columnar Epithelium Found in the Trachea
Stratified Epithelia Stratified epithelia Stratified squamous epithelia keratinized stratified squamous epithelium (skin) nonkeratinized stratified squamous epithelium (mouth or esophogus) Stratified cuboidal epithelium (sweat gland) Stratified columnar epithelium (male urethra) Transitional epithelium (bladder)
Stratified Squamous Epithelium (non-keratinized) Figure 4.3e
Stratified Squamous Epithelium (non-keratinized)
Stratified Squamous Epithelium (non-keratinized)
Stratified Squamous Epithelium (non-keratinized)
Stratified Squamous Epithelium (keratinized)
Stratified Squamous Epithelium (keratinized)
Stratified Squamous Epithelium (keratinized)
Stratified Squamous Epithelium (keratinized)
Stratified Cuboidal Epithelium Figure 4.3f
Stratified Cuboidal Epithelium
Stratified Columnar Epithelium Figure 4.3g
Transitional Epithelium Figure 4.3h
Transitional Epithelium
Connective Tissue Proper Adipose tissue (fat storage) Reticular connective tissue (lymph nodes) Loose connective tissue (AKA areolar tissue; found in dermis) Dense regular connective tissue (made of collagen fibers; found in tendons and ligaments) Dense irregular connective tissue (made of collagen fibers; found in dermis of skin)
Adipose Tissue Figure 4.12c
Adipose Tissue
Reticular Connective Tissue Figure 4.12d
Reticular Connective Tissue
Loose (Areolar) Connective Tissue Figure 4.12b
Loose (Areolar) Connective Tissue
Dense Regular Connective Tissue Figure 4.12f
Dense Regular Connective Tissue
Dense Irregular Connective Tissue Figure 4.12e
Dense Irregular Connective Tissue
Dense Irregular Connective Tissue
Special Connective Tissue Cartilages Hyaline cartilage Elastic cartilage Fibrocartilage Bone tissues Compact bone Spongy bone
Hyaline Cartilage Figure 4.12g
Hyaline Cartilage
Hyaline Cartilage
Elastic Cartilage Figure 4.12h
Fibrocartilage Figure 4.12i
Fibrocartilage
Fibrocartilage
Compact Bone Figure 4.12j
Compact Bone
Spongy Bone
Spongy Bone
Spongy Bone
Spongy Bone