Epithelium
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| show | Epithelial tissue, connective tissue, muscle tissue, and nervous tissue
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| Some common characteristics of epithelia are | show 🗑
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| Cellularity | show 🗑
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| Polarity | show 🗑
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| show | The outward facing side of the epithelium tissue, either external or in lumen
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| show | surface of an epithelial cell that faces the adjacent cells on either side: may contain tight junctions,adherens,desmosomes or gap junctions
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| show | Where the epithelium is attached to the basement membrane
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| show | Single layer of cells that function in ; diffusion ,osmosis.filtration.secretion or absorption; All epithelium cells are in direct contact with the basement membrane
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| show | Made up of 3 molecular layers called ; Lamina Lucida, Lamina Densa, Reticular Lumina
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| show | Having few or no blood vessels ; such as the epithelial tissues
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| show | All nutrients come from the apical surface or diffused through the Basal surface from blood vessels in the connective tissue
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| show | Having multiple layers of cells, best suited for protective functions
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| show | Flat and thin somewhat irregular in shape
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| Apical cell shape of Cuboidal | show 🗑
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| Apical cell shape of Columnar | show 🗑
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| show | Physical protection, selective permeability, secretions,sensation
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| show | Appear to be stratified because of nuclei;all of these epithelial cells are directly attached to the basement membrane so they belong to the simple epithelium; some cells do mot reach their apical surface
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| Transitional cell shape | show 🗑
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| Simple Squamous Epithelium | show 🗑
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| show | Single layer of square shaped cells,round nucleus in center of cell,allows for absorption and secretion. used to form glands
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| show | Single layer of rectangular cells, nucleus is oval and located in the Basal region, allows for absorption and secretion, ciliated and non ciliated
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| Non ciliated simple columnar epithelium | show 🗑
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| Ciliated simple columnar epithelium | show 🗑
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| Psuedostratified Columnar Epithelium | show 🗑
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| Psuedostratified Ciliated Columnar Epithelium | show 🗑
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| Straified Squamous Epithelium | show 🗑
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| show | Superficial layer of cells are dead, have no nucleus or organelles, filled with the protein Keratin, found at epidermis of skin
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| show | Lacks keratin, live cells, Nuclei is visible throughout the tissue, kept moist through secretions such as salive and muchas found in parts of the oral cavity, esophagus, external female genitalia, and vagina.
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| show | Multiple layers of cells, superficial cells cuboidal in shape , forms tubes and ducts, for protection and secretion, forms wall of ducts in most exocrine glands
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| show | Multiple layers of cells, relatively rare , Apical surface are columnar in shape , protects and secretes.can be found in sweat glands, mammary glands, circumanal glands, and salivary glands.
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| show | Limited to the urinary tract , in relaxed state basal cells are cuboidal and the Apical cells are large and round ,In the distended state the Apical cells fatten and become almost Squamous in shape, bladder
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| Glands | show 🗑
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| Endocrine Glands | show 🗑
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| show | In the underlying connective tissue , Have ducts that go to the surface of the epithelium for the discharge of secretions to the surface
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| show | One celled, usually do not contain ducts, located close to the surface of the epithelium, most common is Goblet cell,
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| Multicellular Exocrine Gland | show 🗑
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| show | Have single unbranched duct
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| Compound Glands | show 🗑
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| show | Tubular
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| Gland with a secretory portion is in the form of a sac | show 🗑
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| Gland with a secretory portion has both tubules and Acini | show 🗑
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| 5 Simple Glands in anatomic form | show 🗑
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| 3 Compound Glands in anatomic form | show 🗑
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| 3 Exocrine Glands by secretion form | show 🗑
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| show | Merocrine Gland
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| Exocrine Gland that has secretion from the pinching off of the apical portion and releasing cytoplasmic content, cells repair themselves to repeat activity | show 🗑
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| Exocrine Gland that accumulates a product then the entire cell disintegrates, cell fragments and product make up secretion | show 🗑
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| Hypertrophy | show 🗑
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| show | Increase in the number of cells in a tissue. ie. getting a callus on your hand
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| show | The shrinkage of tissue by the decrease cell size or numbers, ie. not using a muscle
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| Metaplasia | show 🗑
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| show | Abnormal tissue development, has potential to turn into cancer, may be from exposer to a virus
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| show | Tumors, tissue growth proceeds out of control, may be benign or malignat can also metastasize
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| show | The death of soft tissue due to the lack of blood flow,ie. Gangrene
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| show | Localized swelling
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| Ectoderm | show 🗑
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| show | Middle germ layer, Forms all muscle tissue, spleen,ovaries, kidneys, Becomes Mesenchyme
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| show | Innermost germ layer ,Forms epithelium and organs like the liver,pancreas,thymus, and gallbladder
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| show | Transplant tissue from one part of the body to another part of the same body, small rejection
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| Syngenetic graft Isograft | show 🗑
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| Allograft | show 🗑
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| Xenograft, Heterograft | show 🗑
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| show | Simple squamous epithelium that lines the blood and lymphatic vessels
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| Produce fibers and ground substance | show 🗑
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| show | outside next to cavity
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| show | Inside next to organ
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| show | Postioned between the visceral and parietal membranes to reduce friction between organs rubbing angaist one another
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| 4 membranes | show 🗑
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| show | Synovial Membrane
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| Membrane that is a 2 layer sac that has fluid between layers , is an epithelium | show 🗑
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| Membrane that lives the cavities like the mouth and intestines , produces a substance to lubricate and protect underlying tissues frome pathogens, epithelium | show 🗑
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| show | Cutaneous Membrane
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| show | Hyaline, Fibro, Elastic cartilages
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| show | Hyaline and Elastic cartilages
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| Cartilage without perichodriums | show 🗑
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| show | Fibroblasts cells
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| What type of cells form adipose connective tissue | show 🗑
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| show | Chondrocyte cells
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| show | Fibroblast , Adipocytes. Mesenchymal, Fixed Macrophages
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| The 3 Protein fibers | show 🗑
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| Definition of Ground Substance | show 🗑
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| show | Immune
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| Functions of Resident cells | show 🗑
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| show | Mesenchyme and Mucous connective tissues
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| show | Few fibers and more ground substance
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| Dense connective tissue characteristics | show 🗑
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| show | Areolar, Adipose, Reticular
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| 3 Dense connective tissues | show 🗑
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| show | Hyaline, Elastic, Fibrocartilage
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| 2 Bone | show 🗑
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| show | Skeletal and Cardiac muscle tissue , myosin
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| 4 Body Membranes | show 🗑
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| show | Epithelial and Connective tissues
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| Ectoderm | show 🗑
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| Mesoderm | show 🗑
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| Endoderm | show 🗑
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| Where do you find Hyaline cartilage | show 🗑
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| show | Good shock absorber . interverbral discs , hip bones, knee, has lots of collagen fibers
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| Where do you find Elastic cartilage | show 🗑
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| show | Hyaline and Elastic cartilages
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| Elastic fibers can be found where | show 🗑
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| show | Ligaments and Tendons
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| show | Spleen and Liver, surround small blood vessels and in the basement membranes
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| Where would you find Dense regular connective tissue | show 🗑
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| show | Dermis of the skin and around skeletal muscles
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| Where would you find Elastic connective tissue | show 🗑
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| show | Serous Membrane for heart and lung , also Lymphatic vessels
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| Where can you find the Mucous Membrane | show 🗑
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| show | Synovial , made up entirely of connective tissue
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| What actions does the Mucous Membrane perform | show 🗑
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| show | Epidermis
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| What actions does the Simple Squamous perform | show 🗑
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| What actions does the Simple Cuboidal perform | show 🗑
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| show | Lines the kidney tubules , Thyroid follicles, covers ovaries and lines Ducts of some glands , Eye surface
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| show | Secretion and Absorption
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| Where can you find the Simple Columnar Epithelium | show 🗑
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| show | Lines the Respiratory passageways
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| Where can you find the Stratified Squamous Epithelium | show 🗑
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| Where can you find the Stratified Cuboidal Epithelium | show 🗑
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| Where can you find the Stratified Columnar Epithelium | show 🗑
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| show | Lines the Urinary bladder, Ureters, and part of the Urethra
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| show | Exocrine Gland and Endocrine Gland
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| show | By Exocytosis and product is Salivary and Sweat
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| How do Apocrine Glands Secrete | show 🗑
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| show | Releases entire cell of product. Sebaceous Glands or Oil
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| show | Negatively charged and are attracted to water, used as a lubricate, completely composed of carbohydrate, chondroitin and heparin sulfates, hyaluronic acid
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| show | Attached to protein and 90% carbohydrate
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| show | Binds fibers and cells to Ground substance
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| Neurosoma | show 🗑
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| Serous Gland | show 🗑
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| Mucous Gland | show 🗑
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| Osteoblasts | show 🗑
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| show | Maintain bone
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| Osteoclasts | show 🗑
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| show | It provides support and nutrition to the epithelium, as well as the means to bind to the underlying tissue.
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Created by:
scones and joe
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