At the cellular level, tissues are organized into four primary types that form layers throughout the body:
: Binds, supports, and protects. Examples include bone, blood, and the dermis layer of the skin. tissue layer
: A tough connective tissue layer containing blood vessels, nerves, and glands. At the cellular level, tissues are organized into
: Mainly composed of adipose (fat) and loose connective tissue that anchors skin to underlying structures. Anatomy & Physiology Tissue Study Guide for Exam Success At the cellular level
: Contracts to provide movement. Skeletal muscles are organized into layers of connective tissue: epimysium (outer), perimysium (middle), and endomysium (inner).
: Forms coverings and linings. It is classified by cell shape (squamous, cuboidal, columnar) and number of layers— simple (single layer) or stratified (multiple layers).