1. Epithelial Tissue
1.1. Structure
1.1.1. Cells are closed together with little to no extracellular matrix
1.1.2. Contains an apical surface (free cell surface) and a basal surface
1.1.3. Avascular - no blood vessels between tissue
1.1.4. Highly mitotic cells - divides cells rapidly
1.1.5. Has minimal neural connections
1.2. Functions
1.2.1. Protection
1.2.2. Secretion
1.2.3. Absorption and Excretion
1.2.4. Diffusion and Filtration
1.3. Classification
1.3.1. According to no. of cell layers
1.3.1.1. Simple Epithelium
1.3.1.1.1. Simple Squamous
1.3.1.1.2. Simple Cuboidal
1.3.1.1.3. Simple Columnar
1.3.1.1.4. Pseudostratified Columnar
1.3.1.2. Stratified Epithelium
1.3.1.2.1. Stratified Squamous
1.3.1.2.2. Stratified Cuboidal
1.3.1.2.3. Stratified Columnar
1.3.1.2.4. Transitional
1.3.2. According to cell shape
1.3.2.1. Squamous Epithelium
1.3.2.2. Cuboidal Epithelium
1.3.2.3. Columnar Epithelium
2. Connective Tissue
2.1. Structure
2.1.1. Cells are widely spread apart with a large amount of extracellular matrix
2.1.2. Contains protein fibers, ground substance, and fluid in varying amounts
2.1.3. Highly vascular - filled with blood vessels
2.2. Functions
2.2.1. Connects tissues and binding of different body structures
2.2.2. Enclose and separate around organs and muscles
2.2.3. Support and Movement
2.2.4. Cushion and Insulation
2.2.5. Protection and Immunity
2.2.6. Transport of materials
2.2.7. Storage
2.3. Classification
2.3.1. Connective Tissue Proper
2.3.1.1. Loose/Areolar Connective Tissue
2.3.1.2. Dense Connective Tissue
2.3.1.2.1. Dense Collagenous Connective Tissue
2.3.1.2.2. Dense Elastic Connective Tissue
2.3.2. Specialized Connective Tissue
2.3.2.1. Adipose Tissue
2.3.2.2. Cartilage
2.3.2.2.1. Hyaline Cartilage
2.3.2.2.2. Fibrocartilage
2.3.2.2.3. Elastic Cartilage
2.3.2.3. Bone
2.3.2.3.1. Compact Bone
2.3.2.3.2. Spongy Bone
2.3.2.4. Blood
2.3.2.4.1. Erythrocytes
2.3.2.4.2. Leukocytes
2.3.2.4.3. Platelets
3. Muscle Tissue
3.1. Structure
3.1.1. Contains muscle fibers or muscle cells
3.1.2. Consists of proteins such as actin and myosin
3.2. Functions
3.2.1. Movement of internal organs
3.2.2. Contraction of muscles
3.3. Classification
3.3.1. Skeletal Muscle
3.3.2. Cardiac Muscle
3.3.3. Smooth Muscle
4. Nervous Tissue
4.1. Structure
4.1.1. Consists of neurons or nerve cells
4.1.2. Comprises of axons, dendrites, and cell bodies
4.2. Functions
4.2.1. Controls and coordinates bodily movements
4.3. Classification
4.3.1. Neuron
4.3.1.1. Dendrites
4.3.1.2. Cell Body
4.3.1.3. Axon Terminal
4.3.2. Neuroglia