Tissue: Layer

: 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, tissues are organized into four primary types that form layers throughout the body: tissue layer

: Binds, supports, and protects. Examples include bone, blood, and the dermis layer of the skin. : Mainly composed of adipose (fat) and loose

Several major organ systems are characterized by specific tissue layer arrangements: The skin consists of three primary layers: and protects. Examples include bone

: A tough connective tissue layer containing blood vessels, nerves, and glands.

: Specialized for communication via electrical signals. 2. Specialized Organ Layers

: Contracts to provide movement. Skeletal muscles are organized into layers of connective tissue: epimysium (outer), perimysium (middle), and endomysium (inner).