DH 1350 Quiz 10 Chapt 11

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anatomy2012
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DH 1350 Quiz 10 Chapt 11
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2014-11-15 22:55:42
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DH 1350 quiz 10 chapter 11
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DH 1350 Quiz 10 chapter 11 head and neck structures
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  1. Each lymphatic nodule has a germinal center, containing many immature lymphocytes. _____

    true
    false
    true - histology of lymph nodes page 140
  2. In a lymph node, B-cell lymphocytes mature in the:

    capsule
    trabeculae
    lymph vessels
    hilus
    germinal centers
    germinal centers
  3. In salivary glands, which of the following structures is composed of secretory epithelial cells?

     excretory duct
    capsule
    lobule
    acinus
    septum
    acinus
  4. Intraoral tonsillar tissue consists of
    nonencapsulated masses of lymphoid tissue located in the lamina propria of the oral mucosa. _____

    True
    False
    true
  5. More than one myoepithelial cell can
    sometimes be found on a single acinus.

    True
    False
    true
  6. Mucoserous acini have both a group of mucous cells surrounding the lumen and a serous demilune. _____

    True
    False
    true
  7. The lingual tonsil is an indistinct layer of diffuse lymphoid tissue located on the base of the lateral surface of the tongue. _____

    True
    False
    false

    • The lingual tonsil is an indistinct layer of diffuse lymphoid tissue located on the base of
    • the dorsal surface of the tongue. <br>Intraoral Tonsillar Tissue, page 140
  8. The moist mucus forms a deep, invasive
    system in the respiratory mucosa. ______

    True
    False
    false

    • The moist mucus forms a superficial coating on the respiratory mucosa.<br>Histology
    • of Nasal Cavity Mucosa, page 141
  9. The nasal cavity is lined by a respiratory mucosa, like the rest of the respiratory  system. _____

    True
    False
    true
  10. The palatine tonsils are four rounded masses of variable size located between the anterior and posterior faucial pillars. _____

    True
    False
    • false
    • Two Rounded masses
  11. The reduction in the amount of saliva noted in patients with dry mouth is called:

    dysplasia
    cystic transformation
    hyposalivation
    ossification
    hyposalivation
  12. Tissue fluid drains from the surrounding region into the lymphatic vessels as lymph.

    True
    False
    true
  13. Which of the following glands is unencapsulated?

    submandibular gland
    parotid gland
    thyroid gland
    sublingual gland
    • sublingual gland
    • major salivary glands page 135
  14. The secretory cells of the major salivary glands (parotid, submandibular, sublingual)  are composed of: 

    Specialized cells derived from the mesenchyme of the oral cavity

    Ingrowths of remnants of the buccopharyngeal  membrane

    Specialized cells dervied from endoderm

    Specialized cells derived from ectoderm
    Specialized cells derived from the mesenchyme of the oral cavity
  15. Match the following terms with their descriptors

    Exocrine
    Endocrine
    ranula
    mucocele
    epithelial cells
    connective tissue
    Acini
    Myoepithelial cells

    salivary gland lesion of a minor salivary gland

    clusters of secretory cells within each lobule of a salivary gland

    ductless gland with its secretions conveyed directly into the blood and carried to some distant location to be used

    both line the ducts of the salivary glands and produce saliva

    situated on the surface of acini and have a contractile nature

    salivary gland lesion of the submandibular salivary gland

    gland having a duct associated with it

    surrounds and supports the salivary glands
    gland having a duct associated with it

    ductless gland with its secretions conveyed directly into the blood and carried to some distant location to be used

    salivary gland lesion of the submandibular salivary gland

    salivary gland lesion of a minor salivary gland

    both line the ducts of the salivary glands and produce saliva

    surrounds and supports the salivary glands

    clusters of secretory cells within each lobule of a salivary gland

    situated on the surface of acini and have a contractile nature
  16. Saliva contributes to the formation of the ________  and is involved in the first step in bacterial plaque biofilm formation, supplies the minerals for ____________  formation.
    • pellicle
    • supragingival calculus
  17. Salivary glands begin development at_______  gestations, are completed by the ________ in utero and will continue to enlarge until ____  .
    • 6 weeks
    • 12 weeks
    • birth
  18. Secretions of the salivary glands are
    controlled by the ________  nervous system where ________  nerves stimulate the secretion of thick, dry, ropey saliva in opposition to ___________  nerves which stimulate the secretion of thin watery profuse
    saliva.
    • autonomic
    • sympathetic
    • parasympathetic
  19. The Submandibular Gland and the Sublingual Gland both open into the oral cavity at: ________
    sublingual caruncle
  20. In the nasal cavity, most of the epithelial lining is composed of:

    Stratified squamous epithelium that is keratinized

    Stratified ciliated columnar epithelium and cuboidal cells

    Stratified squamous epithelium that is not keratinized

    Pseudostratified ciliated columnar epithelium and goblet cell
    Pseudostratified ciliated columnar epithelium and goblet cell
  21. The narrow tube that later becomes
    obliterated; shows the origin of the thyroid and the pathway of the thyroid gland's migration into the neck region: __
    thryoglossal duct

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