Ch. 4: Layer B Crossword

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Across
  1. 1. network of interlacing reticular fibers and reticular cells; forms supporting framework (stroma) of organs
  2. 5. liquid matrix (plasma); red _____ transports oxygen and carbon dioxide, white _____ carry on phagocytosis and are involved in allergic reactions and immune system responses, ______ are essential for the clotting of _____
  3. 13. looks like many layers but isn't; secretion and movement of mucus by ciliary action
  4. 16. shiny white ground substance with fine collagen fibers; ends of long bones, anterior ends of ribs, nose; provides smooth surfaces for movement at joints
  5. 18. detects changes inside and outside the body and initiates and transmits nerve impulses that coordinate body activities to help maintain homeostasis
  6. 19. lines a body cavity open to the exterior; secretes mucus, which prevents cavities from drying out
  7. 20. cell processes that are tapering, highly branched, and usually short; receive input from sensory receptors or from other _____
  8. 21. covers body surfaces; lines body cavities, hollow organs, and ducts; forms glands
  9. 23. consists of osteons that contain lamellae, lacunae, osteocytes, canaliculi, and central (haversian) canals; make up the various parts of _____ of the body
  10. 25. multiple layers of cube-shaped cells; protection and limited secretion and absorption
  11. 28. lines the cavities of some joints; secretes _____ fluid, which lubricates the ends of bones as they move at joints
  12. 29. lines a body cavity closed to the exterior; two parts, parietal and visceral, connecting organs to cavity wall and organs to organs
  13. 30. scattered chondrocytes among bundles of collagen fibers; intervertebral discs, menisci of knee
Down
  1. 2. long, cylindrical, striated fibers with many peripherally located nuclei, voluntarily controlled; usually attached to bones by tendons
  2. 3. varied appearance; permits organs to stretch without rupturing
  3. 4. chondrocytes located in a threadlike network of _____ fibers within the matrix; external ear, auditory tubes, lid on top of larynx (epiglottis)
  4. 6. single layer of flat cells; filtration and diffusion
  5. 7. branched striated fibers usually with one centrally located nucleus, involuntarily controlled; pumps blood to all parts of the body
  6. 8. convert stimuli into ____ impulses and conduct these impulses to other ____, to muscle fibers, or to glands; a cell body and two kinds of cells processes
  7. 9. single layer of cube-shaped cells; secretion and absorption
  8. 10. stores fat in large central areas in their cytoplasm; around heart and kidneys, yellow bone marrow of long bones
  9. 11. protects and supports the body and its organs, binds organs together, stores energy reserves as fat, and provides immunity
  10. 12. generates the force needed to make body structures move
  11. 14. single, thin, cylindrical process that may be very long; output portion of a ______, conducting ____ impulses toward another ____ or to some other tissue
  12. 15. nonstriated fibers that are thickest in the middle and tapering at both ends with one centrally located nucleus, involuntarily controlled; constriction of blood vessels and airways, propulsion of foods through gastrointestinal tract, contraction of urinary bladder and gallbladder
  13. 17. fibers and several kinds of cells embedded in a semifluid ground substance; subcutaneous layer deep of skin
  14. 20. randomly arranged collagen fibers; tissue beneath skin and around muscles and other organs, deeper part of dermis of skin
  15. 22. top layer of flat cells on top of multiple layers of cube/column-shaped cells; protection
  16. 24. freely branching _______ fibers; lines walls of upper respiratory system
  17. 26. single layer of column-shaped cells; secretion and absorption
  18. 27. shiny white matrix, consists of collagen fibers arranged in bundles; forms tendons