Body Tissues & Membranes
Ch.4Anatomy and Physiology
Miss Tavitian
What is a tissue?
group of cells with common structure and function
4 Major Types of Tissue
Epithelial Tissue
Connective Tissue
Muscular Tissue
Nervous Tissue
4 Major Types of Tissues
1. Epithelial tissue (aka Epithelium)0 Covers the body surfaces0 lines the body
Epithelial Tissue
0Tightly packed cells
0Has basement membrane and apical surface
0 avascular (lack of blood vessels)
0 has a nerve supply
0 high capacity for cell renewal by cell division
Characterized by #layers & Shape
Simple Squamous Epithelium
Stratified Squamous Epithelium
Simple Cuboidal Epithelium
4 Major Types of Tissues
2. Connective Tissue0 connects and supports body parts
4 Major Types of Tissues
0Muscular – Contracts
4 Major Types of Tissues
0Nervous - Communicates