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Tissue
Questions
Term | Definition |
---|---|
Histology | The study of tissue |
Tissue | A group or mass of similar cells working together |
Epithelial | Usually has no vascular tissue |
Epithelial | Functions: Protection, secretion, absorption, excretion, secretion |
Epithelial | Cell produce rapidly... rapid healing |
Simple Squamous | Found in the lungs, walls of capillaries |
Simple Squamous | Epithelial tissue- single layer |
Simple Squamous | Function: Diffusion, filtration |
Simple Cuboidal | Epithelial - cube-shaped cells |
Simple Cuboidal | Found in the kidney tubules, ducts of glands |
Simple Columnar | Elongated cells with nuclei in about the same position |
Simple Columnar | Found in the Digestive Tract and uterus |
Microvilli | Finger like projections that increase surface area |
Stratified Squamous | Epithelial Tissue - Multi-layers squamous cells |
Stratified Squamous | Found in the lining of body cavities like the mouth and outer layer of skin |
Pseudostratified Columnar | Elongated cells with nuclei at various levels |
Pseudostratified Columnar | found in the lining air passages, trachea, reproductive system |
Transitional Epithelial | Stretchable tissue found in the bladder |
Connective Tissue | Most Abundant tissue in the body |
Collagenous Fibers | Known as White Fibers |
Callegenous Fibers | made up of the protein collagen |
Elastic Fibers | Known as Yellow Fibers |
Areolar Tissue | binds underlying organs throughout the body |
Adipose Tissue | AKA - Fat |
Adipose Tissue | functions- protective cushion, insulation, stores energy |
Ligments | Connect Bones to Bones |
Tendons | Connect Muscle to Bones |
Fibrous CT | Dense Tissue, thick collagenous fibers, POOR blood supply, slow healing |
Chondrocytes | cartilage cells |
Hyaline Cartilage | Most common Cartilage |
Hyaline Cartilage | Cartilage that overs the ends of bones, nose, respiratory passages |
Elastic Cartilage | Cartilage that is flexible, external ear larynx |
Fibrocartilage | Cartilage, Found in the intervertebral disks |
Bone | Osseus Tissue, Rigid due to mineral salts |
Blood | "fluid" tissue |
Skeletal Muscle | Striated, Voluntary, nuclei are peripheral |
Smooth Muscle | involuntary, found in hollow organs |
Cardiac Muscle | Muscle found in the wall of the heart |
Nerve Tissue | Found in the brain, spinal cord, and nerves |
Neurons | Nerve cells that transmits signals |
Neuroglia | Nerve cells that protect and support neurons |