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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 |