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DNH 115- Salivary Glands Exam With Correct Answers
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DNH 115- Salivary Glands Exam With Correct Answers Glands and ducts are comprised of which tissue type? - Answer Epithelial tissue What is the embryonic derivation of major glands? - Answer Ectoderm What is the embryonic derivation of minor glands? - Answer Ectoderm and Endoderm Which tissue type surrounds glands and ducts? - Answer Connective tissue What is the embryonic derivation of the connective tissue that surroun ds glands and ducts? - Answer Mesenchyme Which cells are responsible for the squeezing mechanism and what is their embryonic derivation? - Answer Myoepithelial cells from neural crest cells Which type of salivary glands are located in submucosa? - Answer Minor and sublingual Which type of salivary glands are located in the para-oral tissue? - Answer Parotids and submandibular What is the function of salivary glands? - Answer Secret saliva into the oral cavity- protect and lubricate, digestion, mineralize/remineralize teeth Which type of salivary gland secretion is thin, watery, and contains high leve ls of protein and enzymes? - Answer Serous Which type of salivary secretion is thick, viscous, and contains low levels of protein and high levels of carbohydrates? - Answer Mucous What term describes a combination of serous and mucous saliva? - Answer Mixed What are the two classifications of salivary glands? - Answer Major and minor Which classification of salivary glands includes the parotids, submandibulars, and sublinguals? - Answer Major Which classification of salivary glands contains the lips, cheeks palate, tongue , and sublinguals? - Answer Minor Which mechanism do exocrine glands utilize? - Answer Distributive Which mechanism do merocrine glands utilize? - Answer Secretory Which classification of salivary glands contains ducts: exocrine or merocrine? - Answer Exocrine Which classification of salivary glands produces secretion inside the cell, passe s through the cell wall, and does not lose cytoplasm? - Answer Merocrine What term describes the secretory part or salivary production unit in salivary glands? - Answer Acini (epithelial cells) What term describes the excretory part or duct in salivary glands? - Answer Parenchyma (acini + ducts) Which tissue type surrounds parenchyma, forms a capsule in majors and a septa which divides the gland into small parts? - Answer Connective tissue List the purpose of secretions. - Answer Lubricate oral tissues Buffer to protect against acids Mineralize/remineralize teeth Assist mastication and swallowing Assists in forming pellicle Minerals for supra calculus Antibacterial action and healing How much saliva is produced per day? - Answer 3 pints per day What is a typical pH level in the oral cavity? - Answer 6.7-7.4 Do secretions contain organic components, inorganic components, o r a mix of both? - Answer Mix of both List the organic components found in secretions. - Answer Proteins Glycoproteins Hormones Immunoglobulins Shed epithelial cellsThe benefits of buying summaries with Stuvia:
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