Skin, Skeletal, Muscular, Nervous

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Skin, Skeletal, Muscular, Nervous
2013-06-10 22:33:54

Skin, Skeletal, Muscular, Nervous
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  1. What are the two major components of the Integumentary System?
    • Cutaneous Membrane
    • Accessory Structures
  2. What are the three layers of the Integumentary System?
    • Epidermis
    • Dermis
    • Subcutaneous or Hypodermis
  3. What are the five major functions of the Integument?
    • Protection
    • Temperature Maintenance
    • Synthesis and storage of nutrients
    • Sensory Reception
    • Excretion and Secretion
  4. Thick skin is found on the palms of the hands and soles of the feet. How many layers does the thick skin consist of?
    5 layers
  5. Thin skin is found on majority of the body. How many layers does the thin skin consist of?
    4 layers
  6. Name the 5 layers of the thick skin. (internal to external)
    • Stratum germinativum
    • Stratum spinosum
    • stratum granulosum
    • stratum lucidum
    • stratum corneum
  7. What is the deepest layer of the thick skin?
    stratum germinativum
  8. ________ membrane separates the epidermis from the dermis.
    Basement membrane
  9. Large stem cells or_______ cells dominate the stratum germinativium making it the layer where new cells are generated and begin to grow.
    Germinative cells
  10. The divison of ___________cells replace cells that are lost or shed at the epithelial surface.
    germinative cells
  11. What layer of thick skin consist of cell division and add thickness to the epithelium?
    Stratum spinosum(spiny layer)
  12. In the _______ cells have stopped dividing and start to produce the protein keratin.
    stratum granulosum(grainy layer)
  13. What is extremely durable and water-resistant?
  14. What are the 4 functions of Keratin?
    • Durable
    • Water-resistant
    • Coats the skin
    • Forms the
    • basic structure of hair, calluses, and nails
  15. The ________ is the most superficial layer and consist of 15-30 layers of flattened, dead epithelial cells. It also contains large amounts of Keratin
    Stratum corneum
  16. How long does it take for the cells to progress through the layers where it is then shed off?
    2-4 weeks
  17. The color of your skin is caused by what two interactions?
    • epidermal pigmentation
    • dermal blood supply
  18. ______ is a orange-yellow pigment that normally accumulates in epidermal cells. It can be converted into vitamin A and it is also found in orange colored vegetables.
  19. _____ is a brown, yellow-brown, or black pigment produced by melanocytes.
  20. What is the most common form of skin cancer?
    Basal cell carcinoma
  21. What is the layer named after the dermal papillae? It consist of loose connective tissue that supports and nourishes the epidermis.
    Papillary layer
  22. What sweat glands that secrete their products into hair follicles in the armpits, nipples, and groin?
    Apocrine Sweat glands
  23. What is the most common sweat gland? They discharge their secretions directly onto the surface of the skin.
    Merocrine glands
  24. ______ gives sweat its salty taste.
    Sodium Chloride
  25. What burn only involves epidermis and is also called superficial burns?
    First-degree burns
  26. What burn involves epidermis and dermis? Intense pain and blistering usually occur, also called partial-thickness burn.
    second degree burns
  27. What burn involves damage to all three layers of skin? Also called full thickness burn.
    Third-degree burns
  28. Name the 5 primary functions of the skeletal system.
    • support
    • storage
    • produce blood cell
    • leverage
    • protection
  29. _______ accounts for almost 2/3 weight of bone.
    Calcium Phosphate
  30. A long bone has a central shaft called?
  31. The Central marrow cavity contains what?
    Bone marrow
  32. The end of each bone contains ________ which are covered by ______.
    Epiphsis and articular cartliage
  33. The outer surface of the bone is covered by______, fibers of tendons and ligaments intermingle with this and attach the skeletal muscle to bone.
  34. _______ lines the marrow cavity and other inner surfaces.