Synovial Membranes and Serous Membranes Quiz
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Questions and Answers

Which type of muscle tissue is characterized by being multinucleate, long cylindrical cells with peripheral nuclei, striated, and voluntary?

  • Smooth Muscle
  • Skeletal Muscle (correct)
  • Cardiac Muscle
  • None of the above
  • In which phase of deep wound healing does granulation tissue form and fibroblasts secrete collagen fibers to fill the gap?

  • Maturation phase
  • Inflammatory phase
  • Regeneration phase
  • Organization phase (correct)
  • Which cell type in the epidermis is responsible for producing the pigment melanin?

  • Keratinocytes
  • Langerhans' cells
  • Melanocytes (correct)
  • Merkel cells
  • What is the function of smooth muscle tissue in the body?

    <p>Constricts or narrows lumens of blood vessels</p> Signup and view all the answers

    Which layer of the skin is composed of epithelial cells and serves as the outermost layer?

    <p>Epidermis</p> Signup and view all the answers

    What is the function of Cardiac Muscle in the body?

    <p>Propels blood from heart to tissues</p> Signup and view all the answers

    Which part of nervous tissue transmits electrical signals from sensory receptors to effectors in the body?

    <p>Neurons</p> Signup and view all the answers

    What is a characteristic feature of smooth muscle cells?

    <p>Centrally located nucleus</p> Signup and view all the answers

    Which phase of tissue repair involves scab formation, migration of epithelial cells beneath it, and fibroblasts secreting collagen fibers?

    <p>Organization phase</p> Signup and view all the answers

    What cells are responsible for producing the fibrous protein keratin in the epidermis?

    <p>Keratinocytes</p> Signup and view all the answers

    Which type of exocrine gland accumulates its product until the gland ruptures during secretion?

    <p>Holocrine gland</p> Signup and view all the answers

    What do proteoglycans in the ground substance of connective tissue mainly consist of?

    <p>Protein core attached to glycosaminoglycans</p> Signup and view all the answers

    Where are chondrocytes mainly found within the cartilage?

    <p>In the lacunae</p> Signup and view all the answers

    Which connective tissue type is primarily responsible for attaching muscles to bones and withstanding high stress?

    <p>Dense regular connective tissue</p> Signup and view all the answers

    What is the main function of elastic cartilage in the body?

    <p>Maintains shape with flexibility</p> Signup and view all the answers

    Which statement best describes the function of areolar connective tissue?

    <p>Cushion organs and regulate immunity</p> Signup and view all the answers

    In which connective tissue type do fibroblasts play a crucial role in secreting matrix and fibers?

    <p>Dense irregular connective tissue</p> Signup and view all the answers

    'Yellow fibers' in connective tissue are primarily composed of which protein?

    <p>Elastin</p> Signup and view all the answers

    What is a shared characteristic of merocrine and apocrine glands?

    <p>Both types secrete product by exocytosis.</p> Signup and view all the answers

    What is the primary cell type found in dense irregular connective tissue?

    <p>Fibroblasts</p> Signup and view all the answers

    Which layer of the epidermis is only found in thick skin?

    <p>Stratum Lucidum</p> Signup and view all the answers

    What is the main function of the stratum granulosum in the epidermis?

    <p>Contain waterproofing glycolipids</p> Signup and view all the answers

    Which layer of the dermis is composed of dense irregular connective tissue?

    <p>Reticular layer</p> Signup and view all the answers

    What gives fair skin a pinkish color?

    <p>Hemoglobin in dermal capillaries</p> Signup and view all the answers

    Which type of sweat glands are far more numerous in humans?

    <p>Eccrine sweat glands</p> Signup and view all the answers

    What is the main function of sebum secreted by sebaceous glands?

    <p>Prevent water loss from skin</p> Signup and view all the answers

    Which skin appendage secretes cerumen (earwax) to deter insects and block foreign material?

    <p>Ceruminous glands</p> Signup and view all the answers

    What is the main role of melanin in the skin?

    <p>Protect cell nucleus from UV light-induced mutations</p> Signup and view all the answers

    What is the primary component of sweat secreted by eccrine sweat glands?

    <p>Metabolic wastes</p> Signup and view all the answers

    What is the genetic basis for unique fingerprint patterns on palms and soles?

    <p>Dermal ridges caused by areolar connective tissue</p> Signup and view all the answers

    Where are gap junctions found and what is their function?

    <p>Between muscle cells to aid in communication</p> Signup and view all the answers

    In which type of epithelial tissue would you find cilia or microvilli, and what are their functions?

    <p>Simple columnar - for absorption and secretion of mucus</p> Signup and view all the answers

    Where would you find stratified columnar epithelial tissue and what is its primary function?

    <p>In the male urethra for protection</p> Signup and view all the answers

    What is the main characteristic that distinguishes stratified squamous epithelial tissue from other types of epithelial tissues mentioned?

    <p>Multiple layers</p> Signup and view all the answers

    Where would you expect to find pseudostratified columnar epithelial tissue and what differentiates it from simple columnar epithelial tissue?

    <p>In the trachea with different heights of cells and nuclei at different levels</p> Signup and view all the answers

    Which type of epithelial tissue aids in stretching and distending urinary organs?

    <p>Transitional epithelium</p> Signup and view all the answers

    What distinguishes simple squamous epithelial tissue from other types of epithelial tissues in terms of cell shape?

    <p>Flattened cells</p> Signup and view all the answers

    Which type of glandular epithelial tissue releases products into ducts?

    <p>Exocrine glands</p> Signup and view all the answers

    What is the function of sebum from the sebaceous glands?

    <p>helps prevent skin and hair from drying out</p> Signup and view all the answers

    What is the function of endocrine glands?

    <p>Release products into the bloodstream</p> Signup and view all the answers

    What is the main function of Langerhans cells in the epidermis?

    <p>Protect against infection</p> Signup and view all the answers

    What does avascular but innervated mean in relation to epithelial tissues?

    <p>Lack of blood supply but presence of nerves</p> Signup and view all the answers

    Which of the following is NOT a function of the skin?

    <p>Blood filtration</p> Signup and view all the answers

    What is the primary purpose of the arrector pili muscle associated with hair follicles?

    <p>Raise the hair</p> Signup and view all the answers

    Which skin layer is responsible for producing new hair growth?

    <p>Hair matrix</p> Signup and view all the answers

    What is the visible portion of the nail known as?

    <p>Nail body</p> Signup and view all the answers

    What skin modification releases lipids that help protect against water loss and microbial invasion.

    <p>Lamellar granules</p> Signup and view all the answers

    Which skin layer contains melanocytes that produce color for hair?

    <p>Dermis</p> Signup and view all the answers

    What is the primary cause of alopecia?

    <p>Aging and hormonal changes</p> Signup and view all the answers

    Which skin condition is characterized by destruction of the epidermis and part of the dermis?

    <p>Second-degree burn</p> Signup and view all the answers

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