Matrix: Nonliving material found between cells.
Lacuna: A small cavity found in cartilage tissue.
Intercalated disc: A junction that connects cardiac cells.
Tissue: A group of similar cells specialized for a particular function.
Protection: Epithelial tissue of the skin protects the body from an invasion of microorganisms and from mechanical injury.
Absorb: Epithelial tissue of the digestive tract absorbs nutrients from our food.
Secrete: Glands such as the salivary glands have epithelial tissue that secretes saliva.
Filter: The kidneys use epithelial cells to filter waste products from the blood.
Neuron: Nerve cell that is capable of conducting a nerve impulse.
Neurogleal cell: Cells that support neurons.
Elastic fiber: Fibers that stretch and recoil.