LAB MOD 3 Tissue

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LAB MOD 3 Tissue
2015-02-03 23:03:39

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  1. Tissues are_______ similar in structure and function.
    made groups of cells
  2. The four basic types of tissue in the human body are:
    • Epithelial tissues
    • Connective tissue
    • Nervous tisssue
    • Muscle tissue
  3. _____tissue forms brain, spinal cord and nerves.
  4. ______tissue supports, protects, and binds other tissues together.
  5. _______tissues form boundaries between different environments.
  6. _____tissue has the ability to contract to cause movement.
  7. Three of the basic tissues are defined by their cels. They are
    • Epithelial
    • Nervous
    • Muscle
  8. Epthelia can be subdivided into_____that cover external and internal surfaces and ______,the secretory tissue in glands.
    Covering and lining epithelia/Glandular epithelia
  9. Epithelia are classified by the number of cell layers.______epithelia consist of one layer of cells,______epithelia of 2 or more layers.
  10. An epithelium with a single layer of flattened cells
    Simple Squamous
  11. Consists of a single layer of tall cells with round to oval nuclei
    Stratified Columnar
  12. A thick epithelial membrane composed of several cell layers with surface cells that are flattened
    Stratified Squamous
  13. A stratified epithelium; surface cells dome shaped or squamous-like, depending on degree of organ stretch
  14. Single layer of cells of differing heights, some not reaching the free surface; nuclei seen at different levels
    Pseudostratified Columnar
  15. Forms the lining of heart, blood vessels, and lymphatic vessels
    Simple Squamous
  16. Found in ducts and secretory portions of small glands
    Simple Cuboidal 
  17. Nonciliated type lines most of the digestive tract
    Simple Columnar
  18. Keratinized variety forms the epidermis of the skin
    Stratified Squamous
  19. Lines ureters, urinary bladder, and part of the urethra
  20. A____is one or more cells that makes and secreates an (aqueous) fluid.
  21. ______glands secrete their product into a _____
    Exocrine/ duct
  22. Whereas____ glands have lost this connection to a surface. Therefore, they are also called _____.
    edocrine/ductless glands
  23. Glands that consist of one cell only are called____ glands.The only important type in the human body is the _____.
    unicellular/goblet cell
  24. _____ glands consist of many cells and are composed of a ____ unit that produces the fluid and the secretory unit, which releases the fluid onto the surface.
    Multicellular exocrine/duct
  25. Multicellular glands can be classififed according to their duct system into _____or ____ and depending on the structure of their secretory units into _____,______, or ____ .
    simple/ compound /tubular,alveolar, or tubuloalveolar
  26. The two basic modes of secretion for exocrine glands are _____and _____ secretion.
  27. _____ ______is the most abundant and widely distributed tissue type in our body.Unlike the other basic tissue types it is not defined by its cells but rather by the______  _____.
    Connective tissue/ Extracellular matrix
  28. Name four major fuctions of the connective tissues
    • Binding and support
    • Protection
    • Insulation
    • Transportation (blood)
  29. The four classes of Connective Tissue are
    • Connective tissue proper
    • Cartilage
    • Bone tissue
    • Blood
  30. The extracellular matrix of connective tissue consists of  ____ and _____.
    ground substances/fibers
  31. The major Components of the Ground substance are _____,______, and _____.
    • Interstitial fluid,
    • Adhesion proteins (“glue”),
    • Proteoglycans.
  32. Of the Three fiber types, _____ fibers are the Strongest and most abundant type.
  33. Of the Three fiber types,____ fibers are yellow and allow for stretch.
  34. Of the Three fiber types,____ fibers are Short, fine, highly branched.
  35. Juvenile connective tissue cells that are mitotically active are called_____,
  36. Whereas mature cells are termed ____.
  37. Based on this connective tissue proper contains_____ and _____.
    Fibroblasts and fibrocytes
  38. cartilage contains_____ and _____.
    Chondroblasts and chondrocytes
  39. bone tissue contains_____ and _____.
    Osteoblasts and osteocytes
  40. Name four other cells commonly found in connective tissues:
    • Fat cells
    • white blood cells
    • mast cells
    • macrophages
  41. The only fluid tissue of the body
  42. comes in a loose or dense variety
  43. Made of closely packed adipocytes. Found under the skin and in the breasts
  44. Able to withstand tension exerted in many directions; provides structural strength
    dense irregular
  45. Contains a high proportion of elastic fibers. Allows recoil of tissue following stretching
  46. Found in lymphoid organs such as lymph nodes, bone marrow, and spleen
    reticular loose
  47. Gel like matrix with all three fiber types. Wrapes and cushions organs
    areolar loose
  48. Covers the ends of long bones in joint cavities and forms costal cartilages of the ribs
    hyaline cartilage
  49. Transports respiratory gases, nutrients, wastes, and other substances
  50. Hardest tissue in the body
  51. Withstands great tensile stress when pulling force is applied in one direction
    dense regular
  52. provides reserve food fuel; insulates against heat loss; supports and protects organs
  53. Network of reticular fibers in a typical loose ground substance
  54. Maintains the shape of a structure while allowing great flexibility. Found in the outer ear
    Elastic cartilage
  55. Matrix similar to but less firm than that in hyaline cartilage; thick collagen fibers predominate
  56. Dense regular connective tissue containing a high proportion of elastic fibers
  57. Found in fibrous capsules of organs and of joints and the dermis of the skin
    dense irregular
  58. Tendons and most ligaments are made of
    dense regular
  59. _____tissue transmits electrical signals from sensory receptors and to effectors (muscles and glands) which control their activity. Its major cells are called_____.
    Nervous/ neurons
  60. Name the three types of muscle tissue:
    • Smooth muscle
    • Cardiac muscle
    • Skeletal muscle
  61. ____ membranes or _____ line body cavities that are open to the exterior,
  62. Whereas a _____membranes or ____ are only found in closed body cavities.
  63. The serous layer lining an internal body wall is called _____serosa

    Remember (paries = wall)
  64. the layer covering the outside of internal organs______serosa.

    remember (viscerum = internal organ)
  65. Name the type of membrane that covers the following structures:

    Digestive tract:______
    Mucous membranes or Mucosae
  66. Name the type of membrane that covers the following structures:

    Abdominopelvic cavity:______
    Serous membranes or serosae
  67. Name the type of membrane that covers the following structures:

    Nasal cavity:______
    Serous membranes or serosae
  68. Name the type of membrane that covers the following structures:

    Pericardial cavity:______
    Serous membranes or serosae
  69. This tissue sample contains many ducts lined by epithelium. Based on your observation you would classify this epithelium as______
    Simple Cuboidal
  70. This tissue sample is from a duct with a lining epithelium. Based on your observation you would classify this epithelium as______
    Simple Ciliated Columnar
  71. This tissue sample has a lumen lined by an epithelium. Based on your observation you would classify this epithelium as______
    Stratified Squamous
  72. Simple Squamous Epithelium

    • Remember:
    • ¨Single layer of flattened cells
    • ¨Allow for the passage of materials by diffusion and filtration
    • ¨Protection NOT important
  73. Simple Cuboidal Epithelium


    • ¨Secretion and absorption
    • ¨Kidney tubules
  74. Simple Columnar

    • Remember:
    • ¨Absorption and secretion are the main functions
    • ¨May bear cilia (movement across the cell surface) or microvilli (increase surface area for absorption)
  75. Pseudostratified Ciliated Columnar

    • Remember:
    • ¨Single layer of cells with differing heights
    • ¨Some may not reach the free surface
    • ¨Nuclei seen at different levels
  76. Stratified Squamous

    • Remember:
    • ¨Thick with several layers
    • ¨Keratinized type, Keratin fills the dead cells of the surface;
    • ¨Ex. Skin
    • ¨Protection underlying tissue from abrasion